专题04 状语从句100题（中考真题+中考模拟）-备战2026年中考英语语法百题分类训练(中考真题+中考模拟)

备战2026年中考英语语法百题分类训练 (中考真题+中考模拟) 专题04 状语从句100题 定义：在句中作状语的从句叫状语从句，修饰主句中的谓语部分。 考点：状语从句有九种，其主要考点为各类连接词，理解句子即可。 分类 连接词 时间状语从句 when, while, as, before, after, since, until/ till，not…until, as soon as 条件状语从句 if, unless，as long as 地点状语从句 where, wherever 原因状语从句 because, since, as 目的状语从句 so that, in order that 结果状语从句 so…that, such…that 让步状语从句 although/though, even if/ though, wh-+疑问词, no matter+疑问词 比较状语从句 as……as，not as/so……as, ……than 方式状语从句 as,as if, as though 一、时间状语从句 （1）when/while/as 1) when 引导的时间状语从句意为“当…时候”，表示从句和主句的动作先后或者同时发生。从句中的谓语动词可以用短暂性动词也可以用延续性动词。 例如：When the teacher came in, we were talking. When I first arrived on this country, I had nothing. 2) While 引导的时间状语从句意为“当…时候”，表示从句和主句的动作同时发生。从句中的谓语动词必须用延续性动词。 例如：I was sleeping while Tom was watching TV. 3) as 引导的时间状语从句意为“一边…一边”，强调主句和从句的动作同时发生。 例如：She sang as she worked. （2）before指主句的动作发生在从句的动作之前。 after 指主句的动作发生在从句的动作之后。 例如： I’ll be back before. 你离开之前我就会回来。 What will you do after you graduate? 你毕业之后想要干什么？ （3） since引导的时间状语从句，从句的谓语动词通常为一般过去时，主句的谓语动词通常为现在完成时 例如：He has been worried since the letter arrived. 自从收到信，他就一直很担心。 （4）till和until同义，意为直到，till多用于非正式文体，until多用于句首; 其主句的谓语通常是延续性动词。当主句的谓语是短暂性性动词时，通常用否定形式，即not until，意为直到…才。、 例如：He waited until she had finished speaking. I won’t go with you until I finished my homework. （5）as soon 意为一…就，表示从句的动作一发生，主句的动作立马就发生。 例如：As soon as we get there, he will tell us the news. 我们一到那，他就会告诉我们那个消息。 二、条件状语从句 （1）if引导的条件状语从句意为如果。 例如：If I were you, I’d start looking for another job. （2）unless意为除非，相当于if…not。 例如：I sleep with the window open unless it’s really cold. （3）as long as 意为只要 例如：We’ll go as long as the weather is fine. 注意: 含有时间和条件状语从句的复合，需遵循主将从现的原则。 例如：I’ll tell you everything when I come back. 三、地点状语从句 常用where引导，例如：The bus will take you where you’re going. 四、原因状语从句 作用： 解释主句动作的原因 常用连词： because（因为）：语气最强，回答 why 提问 I stayed home because I was sick. since（既然） / as（由于）：语气较弱，常放句首 Since you are busy, I'll come tomorrow. 禁忌： because 和 so 不能同时使用！ ❌ Because he was tired, so he went to bed. ✅ Because he was tired, he went to bed. 或：He was tired, so he went to bed. 五、目的状语从句 作用： 表示主句动作的目的 常用连词： so that（为了，以便） / in order that（为了） Speak loudly so that everyone can hear you. He got up early in order that he could catch the bus. 简化技巧： 可替换为不定式 ✅ He got up early to catch the bus. 六、结果状语从句 作用： 表示主句动作导致的结果 常用结构： so...that（如此...以至于） The box is so heavy that I can't lift it. such...that（如此...以至于） It was such a hot day that we stayed indoors. such和so用法辨析： 用法 常用结构 such 修饰名词 such a/an +形容词+可数名词单数 such+形容词+名词 so 修饰形容词或副词 so+ 形容词+a/an + 可数名词复数 so+ many/few /much/little +名词 例如：Such a little girl can speak so many languages. This is such a useful book that everyone likes it. 七、让步状语从句 连接词though/ although 引导的从句意为虽然，即使，不能和but连用。 even if/ even though意为即使，语气更强。 疑问词+ever 可以和no matter +疑问词互换。 例如： Although she’s wrong, it’s not a big deal. I’ll go there, even if I have to walk. Whatever decision he made I would support it. 八、比较状语从句 作用： 表示主句与从句的比较关系 常用结构： as...as（和...一样） / not as/so...as（不如） English is as important as math. He runs not so fast as his brother. than（比...） This book is more interesting than that one. 注意： 比较级前用 much/a lot/far 修饰 ✅ She is much taller than me. ❌ She is very taller than me.（very 不可修饰比较级） 九、方式状语从句 在句中表示方式的从句，常由as, as if, as though引导。 例如：You should do as Paul tells you. He treats his elder brother as if he was a stranger. 2025年中考真题练习 1．（2025·黑龙江绥化·中考真题）Nowadays more and more people take exercise every day ________ they can have healthier bodies. A．such that B．in order to C．so that 【答案】C 【详解】句意：如今，越来越多的人每天锻炼身体，这样他们才能拥有更健康的身体。 考查so that引导的目的状语从句。such that到这样的程度； in order to do sth.为了做某事；so that以便于，后接从句。“每天锻炼”的目的是“拥有更健康的身体”，空后是句子，用so that引导目的状语从句。故选C。 2．（2025·江苏扬州·中考真题）The wind power of our country develops more quickly ________ we push for green energy. A．though B．before C．as D．until 【答案】C 【详解】句意：随着我们推动绿色能源发展，我国的风力发电发展得更快了。 考查连词辨析。though虽然；before在……之前；as随着；until直到……为止。根据“The wind power of our country develops more quickly...we push for green energy.”可知，as符合语境，引导时间状语从句，表示“随着我们推动绿色能源发展，我国的风力发电发展得更快了”。故选C。 3．（2025·江苏连云港·中考真题）________ over 400 million adults are too heavy, China has made a plan to help its people with weight control. A．Since B．Unless C．Though D．Until 【答案】A 【详解】句意：因为超过4亿成年人体重超标，中国制定了一个计划来帮助人们控制体重。 考查从属连词辨析。Since因为；Unless除非；Though尽管；Until直到。根据“over 400 million adults are too heavy”可知，“超过4亿成年人体重超标”是“制定计划来帮助人们控制体重”的原因，用since引导原因状语从句。故选A。 4．（2025·四川成都·中考真题）Xu Dawei wants to pass the Civilian Mobile Library on to his son ________ it can stay open forever. A．before B．although C．so that 【答案】C 【详解】句意：徐大伟想把民间流动图书馆传给儿子，让它永远开放。 考查连词辨析。before在……之前；although虽然；so that以便于。分析句子可知，“把民间流动图书馆传给儿子”的目的是“让它永远开放”，用so that引导目的状语从句。故选C。 2024年中考真题练习 5．（2024·江苏南京·中考真题）Technology can be of great help ________ we make an effort to control it and use it right. A．if B．before C．though D．until 【答案】A 【详解】句意：如果我们努力控制它并正确使用它，技术可以提供很大的帮助。 考查连词辨析。if如果；before在……之前；though虽然；until直到。分析句子可知，后句是前句的条件，用if引导条件状语从句。故选A。 6．（2024·四川·中考真题）—Why are you late for class? —________ my alarm clock didn’t go off this morning. A．So B．Because C．However D．Unless 【答案】B 【详解】句意：——你为什么上课迟到？——因为我的闹钟今天早上没有响。 考查连词辨析。so所以；because因为；however然而；unless除非。根据“Why are you late for class?”可知此处回答原因，用because。故选B。 7．（2024·海南·中考真题）—Betty, you will miss the school bus ________ you don’t get up early tomorrow morning. —I won’t, Dad. A．so that B．if C．though 【答案】B 【详解】句意：——贝蒂，如果你明天早上不早点起床，你将错过校车。——不会的，爸爸。 考查条件状语从句。so that因此，通常引导目的状语从句；if如果，通常引导条件状语从句；though虽然，通常引导让步状语从句。根据句子时态和逻辑关系可知，事情并未发生，“you don’t get up early tomorrow morning”为“you will miss the school bus”假设条件。故选B。 8．（2024·黑龙江哈尔滨·中考真题）— Lily, ________ you are free after school, let’s go to the shop and buy a gift for Father. —OK, Lucy. Tomorrow is Father’s birthday. I almost forgot it. A．until B．if C．unless 【答案】B 【详解】句意：——莉莉，如果你放学后有空，我们去商店给爸爸买份礼物吧。——好的，露西。明天是爸爸的生日，我差点忘了。 考查连词辨析。until直到；if如果；unless除非。根据“you are free after school, let’s go to the shop and buy a gift for Father.”可知，前句是后句的肯定条件，如果莉莉有时间，她们才能一起去买礼物，应用if引导条件状语从句。故选B。 9．（2024·江苏徐州·中考真题）If you are lazy in spring, you ________ nothing in autumn. A．harvested B．will harvest C．are harvesting D．have harvested 【答案】B 【详解】句意：如果你在春天懒惰，秋天你将一无所获。 考查动词时态。If引导的条件状语从句，遵循“主将从现”的原则，主句需用一般将来时，其谓语动词结构为“will do”。故选B。 10．（2024·西藏·中考真题）Don’t forget you are a Chinese, ________ you go. A．no matter what B．no matter how C．no matter where D．no matter when 【答案】C 【详解】句意：不要忘记你是一个中国人，无论你去哪里。 考查让步状语从句。no matter what无论什么；no matter how无论如何；no matter where无论哪里；no matter when无论何时。根据“you go”可知，无论去哪里，不要忘记自己是中国人，故选C。 11．（2024·江苏常州·中考真题）Practice is very important. You will forget the new words ______ you often use them. A．when B．unless C．if D．until 【答案】B 【详解】句意：练习是非常重要的。如果你不经常使用生词，你就会忘记它们。 考查连词辨析。when当……时；unless除非；if如果；until直到。根据“You will forget the new words … you often use them.”可知，除非经常使用，否则会忘记的，故选B。 12．（2024·江苏无锡·中考真题）Everyone loves my dog Coffee, ________ he often makes a mess at home. A．until B．since C．though D．whether 【答案】C 【详解】句意：每个人都喜欢我的狗Coffee，尽管它经常在家里弄得一团糟。 考查连词辨析。until直到；since自从；though尽管；whether是否。分析句子可知，虽然Coffee把家里弄得很乱，但是每个人都喜欢它，故用though引导让步状语从句。故选C。 13．（2024·吉林·中考真题）Bob watches the news every night _________ he wonders what’s going on around the world. A．although B．because C．unless 【答案】B 【详解】句意：鲍勃每天晚上都看新闻，因为他想知道世界各地发生了什么。 考查连词辨析。although尽管；because因为；unless除非。分析句子可知，鲍勃每天看新闻，是因为想知道世界各地发生了什么，后文表原因，用because连接。故选B。 14．（2024·黑龙江齐齐哈尔·中考真题）—How long have you been in Qiqihar? —________ my father came here to work five years ago. A．When B．While C．Since 【答案】C 【详解】句意：——你在齐齐哈尔多久了？——自从我父亲五年前来这里工作以来。 考查特殊疑问句及词汇辨析。When当……时；While当……时；Since自从。How long询问一段时间，可用“Since+一段时间+ago”回答。故选C。 15．（2024·甘肃临夏·中考真题）Tom didn’t go to bed ________ his mother came back last night. A．until B．if C．because D．unless 【答案】A 【详解】句意：汤姆直到他妈妈昨晚回来才上床睡觉。 考查连词辨析。until直到；if如果；because因为；unless除非。分析句子可知，此处指汤姆直到妈妈回来才上床睡觉。not…until…“直到……才……”。故选A。 16．（2024·河北·中考真题）Jeff still works hard ________ he has achieved great success. A．if B．before C．though D．because 【答案】C 【详解】句意：杰夫虽然取得了很大的成功，但他仍然努力工作。 考查从属连词辨析。if如果；before在之前；though虽然；because因为。分析“Jeff still works hard ... he has achieved great success.”可知，两句话构成让步关系，用though连接，故选C。 17．（2024·福建·中考真题）You can feel better ________ you take a walk in the park just for 20 minutes. A．if B．before C．until 【答案】A 【详解】句意：如果你在公园散步20分钟，你会感觉好一些。 考查从属连词辨析。if如果；before在……之前；until直到。“you take a walk in the park just for 20 minutes”是“You can feel better”的条件，用if引导条件状语从句，故选A。 18．（2024·江苏扬州·中考真题）________ you are too tired to do all the things on your To-Do list, try a To-Don’t list. A．If B．Until C．Although D．Unless 【答案】A 【详解】句意：如果你太累了，无法完成待办事项清单上的所有事情，试着列一张勿做事项清单。 考查连词辨析。If如果；Until直到；Although尽管；Unless除非。分析句子可知，此处指如果完成待办事项清单上的所有事情感到很累，可以列一张“勿做”清单，应用if引导条件状语从句。故选A。 19．（2024·甘肃白银·中考真题）Many students lose marks simply ________ they do not read the questions carefully. A．unless B．so C．before D．because 【答案】D 【详解】句意：许多学生丢分仅仅是因为他们没有仔细阅读问题。 考查连词辨析。unless除非；so因此；before在……之前；because因为。分析句子可知，学生丢分的原因是没有仔细阅读问题，后者表原因，应用because连接，引导原因状语从句。故选D。 20．（2024·四川遂宁·中考真题）Everything is possible ________ you work hard. A．as much as B．as soon as C．as long as D．as far as 【答案】C 【详解】句意：只要你努力工作，一切皆有可能。 考查词汇辨析。as much as多达；as soon as一……就……；as long as只要；as far as就……而言。分析句子可知，此处指只要努力，一切皆有可能，应用as long as连接，引导条件状语从句。故选C。 2025年中考模拟真题练习 21．（2025·安徽宿州·模拟预测）—Can you go to the movies with me tonight? —I have to ask my mom. If I ________, I will go with you. A．have allowed B．will allow C．was allowed D．am allowed 【答案】D 【详解】句意：——你今晚能和我去看电影吗？——我得问我妈妈。如果我被允许，我就和你一起去。 考查一般现在时的被动语态。根据“If”可知，这是if引导的条件状语从句，其时态遵循“主将从现”原则，此处的主句是将来时态，所以if从句用一般现在时态；主语“I”与“allow”是被动关系，所以用被动语态，即am allowed。故选D。 22．（2025·黑龙江大庆·三模）—How long is it since he ________ his hometown? —He ________ for nearly 10 years. A．left; left B．has left; has left C．has left; has been away D．left; has been away 【答案】D 【详解】句意：——他离开家乡多久了？——他离开近10年了。 考查动词时态。第一空：“since”引导时间状语从句时，主句用现在完成时，从句用一般过去时，故填left；第二空：“for nearly 10 years”表示持续的时间段，需用现在完成时的延续性动词结构，has been away符合语境，而“has left”是瞬间动词不能接时间段。故选D。 23．（2025·江苏宿迁·三模）— Jack, have you done the survey? — Not yet. I am in New York now. I’ll start it ________ I come back. A．whenever B．as soon as C．before D．after 【答案】B 【详解】句意：——杰克，你做过调查了吗？——还没有。我现在在纽约。我一回来，就开始。 考查从属连词辨析。whenever无论何时；as soon as一……就……；before在……之前；after在……之后。根据“I’ll start it as soon as I come back”可知，此处表示一回来就会开始做调查，故用as soon as。故选B。 24．（2025·安徽合肥·三模）—I’m always worried about my math grades. I feel so stressed. —Take it easy. ______ you keep working hard and ask teachers for help, you’ll surely make progress. A．As long as B．Even though C．As soon as D．Ever since 【答案】A 【详解】句意：——我总是担心我的数学成绩，感觉压力很大。——别紧张。只要你坚持努力学习并向老师求助，你肯定会取得进步的。 考查连词辨析。As long as只要；Even though尽管；As soon as一……就……；Ever since自从。根据“you keep working hard and ask teachers for help, you’ll surely make progress”可知，此处强调“持续努力和求助”是“取得进步”的条件，As long as符合语境。故选A。 25．（24-25九年级下·黑龙江佳木斯·期中）The saying “Seeing is believing” means we can’t believe it ________ we see it with our eyes. A．after B．when C．until 【答案】C 【详解】句意：谚语“眼见为实”的含义是直到亲眼看见，我们才会相信。 考查连词词义。after在……之后；when当……时候；until直到。根据“we can’t believe it....” ，可知，考查固定短语“not… until…” 意为“直到……才……”，表示“直到亲眼看见才会相信”。故选C。 26．（2025·吉林长春·二模）You will be good at what you are learning ________ you practice hard. A．if B．but C．unless D．or 【答案】A 【详解】句意：如果你努力练习，你会擅长你正在学习的东西。 考查连词辨析。if如果；but但是；unless除非；or或者。根据“you practice hard”可知，此处描述一个假设的情景，是条件状语从句。故选A。 27．（2025·海南省直辖县级单位·三模）Wang Tao did not go to sleep ________ he solved the difficult math problem. A．until B．if C．because 【答案】A 【详解】句意：王涛直到解决了那道难题，他才去睡觉。 考查连词辨析。until直到；if如果；because因为。根据“Wang Tao did not go to sleep” 和 “he solved the difficult math problem”可知，句子表达“直到解决数学题，王涛才去睡觉”的含义。“not...until...”为固定搭配，意为“直到……才……”，符合语境。故选A。 28．（2025·天津红桥·三模）________ I fall ill, my mother always makes warm chicken soup. A．And B．When C．But D．So 【答案】B 【详解】句意：当我生病时，我妈妈总是做温暖的鸡汤。 考查连词辨析。And和，表并列；When当……时候，引导时间状语从句；But但是，表转折；So所以，表结果。根据语境可知，此处是在描述“当我生病时”这个时间点，妈妈会做鸡汤，所以应该用When引导时间状语从句。故选B。 29．（2025·安徽安庆·模拟预测）—Lily took care of me when I broke my leg. She is a true friend. —I agree. As the saying goes, “A friend is never known ________ a man has need.” A．as B．till C．since D．though 【答案】B 【详解】句意：——莉莉在我摔断腿时照顾了我。她是一个真正的朋友。——我同意。正如俗话所说，“患难见真情。” 考查连词辨析。as因为；till直到；since自从；though尽管。根据“A friend is never known...a man has need.”可知，此处指的是直到一个人需要时，朋友才被知晓，也就是“患难见真情”，故选B。 30．（2025·安徽滁州·三模）—When will you go to see your grandpa? —I’ll see him ________ I get off the plane. He is waiting for me at the airport. A．as soon as B．as long as C．as far as D．as easily as 【答案】A 【详解】句意：——你将什么时间见到你的祖父？——我一下飞机就将见到他。他在机场等着我。 考查连词辨析。as soon as一……就，引导时间状语从句；as long as只要，引导条件状语从句；as far as就……而言，引导强调程度或范围的从句；as easily as像……一样简单，强调程度上的相同。根据“When will you go to see your grandpa?”可知，此处表示时间见到祖父的时间，所以用as soon as引导时间状语从句，故选A。 31．（2025·甘肃定西·模拟预测）He didn’t go to bed _________ his father came back home. A．because B．although C．until D．if 【答案】C 【详解】句意：直到他父亲回家他才上床睡觉。 考查状语从句。because因为；although虽然；until直到；if如果。根据“He didn’t go to bed”可知，此处表示直到他父亲回家他才上床睡觉。not … until表示“直到……才……”，引导时间状语从句。故选C。 32．（2025·江苏南京·二模）We’d better take action to solve a problem ______ it gets worse. A．before B．after C．until D．since 【答案】A 【详解】句意：我们最好在问题变得更糟之前采取行动解决它。 考查连词辨析。before在……之前；after在……之后；until直到；since自从。根据句意可知，采取行动要在变得糟糕之前，before符合题意。故选A。 33．（2025·天津和平·三模）—We have been friends since we ________ in the same neighborhood. —How time flies! A．have lived B．lived C．live D．will live 【答案】B 【详解】句意：——自从我们住在同一个街区以来，我们一直是朋友。 ——时间过得真快！ 考查动词时态。根据“We have been friends since we ... in the same neighborhood.”可知，“since”引导的时间状语从句，主句使用现在完成时，从句应使用一般过去时。故选B。 34．（2025·云南昆明·三模）You will never truly understand your parents’ great love ______ you grow up. A．if B．until C．when D．while 【答案】B 【详解】句意：直到你长大，你才会真正理解父母的伟大之爱。 考查连词辨析。if如果；until直到……才；when当……时；while当……期间。根据“never truly understand”可知，此处表示“直到某个时间才理解”，用until符合not...until结构。故选B。 35．（2025·甘肃酒泉·三模）Love your parents ________ they are alive. Don’t wait until it is too late. A．unless B．although C．until D．while 【答案】D 【详解】句意：父母在世时要爱他们。不要等到为时已晚。 考查连词的辨析。unless除非；although尽管；until直到……为止；while当……时。根据“Love your parents…they are alive.”可知，本句为时间状语从句，表示“当父母还活着的时候”，需用连词while。故选D。 36．（2025·安徽合肥·三模）I’m going to do some research into traditional music for my report ________ I write on it. A．though B．before C．as if D．unless 【答案】B 【详解】句意：在撰写报告之前，我将进行一些关于传统音乐的研究。    考查连词辨析。though尽管；before在……之前；as if好像；unless除非。根据语境可知，“做研究”应发生在“撰写报告”之前，强调时间上的先后关系。before符合句意。故选B。 37．（2025·安徽滁州·三模）I didn’t understand my teacher’s great love ________ I became a teacher myself. A．if B．until C．since D．because 【答案】B 【详解】句意：直到我自己成为了一名老师，我才理解老师深沉的爱。 考查从属连词辨析。if如果；until直到……才（常用于否定句中构成“not...until...”结构）；since自从；because因为。根据“I didn’t understand...I became a teacher”可知，直到成为老师，才理解老师深沉的爱，not...until...符合语境。故选B。 38．（2025·北京门头沟·二模）Tony will begin to do his homework as soon as he ________ home. A．got B．gets C．is getting D．has got 【答案】B 【详解】句意：托尼一到家就会开始做家庭作业。 考查时间状语从句的时态。got一般过去时在；gets一般现在时第三人称单数形式；is getting现在进行时；has got现在完成时。根据“Tony will begin to do his homework as soon as he ... home.”，“as soon as” 引导的时间状语从句中，若主句为一般将来时，从句需用一般现在时表示将来动作。故选B。 39．（2025·江西吉安·模拟预测）—Do you often use emojis (表情符号) ______ sending messages to your friends? —Yes. They are very funny and can help me express myself very well. A．until B．while C．before D．after 【答案】B 【详解】句意：——你在给朋友发消息时经常使用表情符号吗？——是的。它们很有趣，能帮助我很好地表达自己。     考查连词辨析。until直到；while当……时候；before在……之前；after在……之后。根据“Do you often use emojis ... sending messages to your friends?”可知，此处表示“在发消息的时候使用表情符号”，强调动作同时发生，故选B。 40．（2025·安徽宿州·模拟预测）The host was waiting at the gate________ his guests arrived. A．after B．when C．unless D．if 【答案】B 【详解】句意：客人到达时，主人正在门口等候。 考查连词辨析题。 after在……之后；when当……时；unless除非；if如果。根据“The host was waiting at the gate... his guests arrived.”可知，此处表示当客人到达时，主人正在门口等待，when符合主人等待的动作在客人到达的时刻正在发生的语境。故选B。 41．（2025·江苏泰州·二模）—I missed the live-broadcast of the Shenzhou-20 launch. —What a pity! It may be a long time ________ you get another exciting moment. A．since B．after C．until D．before 【答案】D 【详解】句意：——我错过了神舟二十号发射的直播。——太可惜了！可能要过很长时间，你才能再遇到这样令人激动的时刻。 考查连词辨析。since自从；after之后；until直到；before之前。“It be+时间段+before...”是固定句型，意为“要过……时间才……”，放入句中表示“要过很长时间，你才会再遇到另一个激动时刻”符合题意。故选D。 42．（2025·江苏南京·二模）________ someone feels too much eco-anxiety, it can turn into a kind of fear. Nothing is good when it becomes too extreme（极端）. A．Until B．Since C．If D．Unless 【答案】C 【详解】句意：如果有人感到太多的生态焦虑，它可能会变成一种恐惧。当事情变得过于极端时，没有什么是好的 考查连词辨析。Until直到；自从；If如果；Unless除非。 根据“someone feels too much eco-anxiety”和“it can turn into a kind of fear”以及选项可知，两句之间是肯定的条件关系，所以选If引导一个条件状语从句，表示如果有人感到太多的生态焦虑，它可能会变成一种恐惧。故选C。 43．（2025·江苏徐州·模拟预测）________ you have the ability to manage the company, you’d better not apply for the challenging job. A．Unless B．Since C．Although D．If 【答案】A 【详解】句意：除非你有能力管理公司，否则最好不要申请这份具有挑战性的工作。 考查连词辨析。Unless除非；Since自从；Although尽管；If如果。根据“…you have the ability to manage the company, you’d better not apply for the challenging job.”的语境可知，此处表示否定条件，指在某种条件不成立时主句结果必然发生，unless符合。故选A。 44．（2025·江苏扬州·三模）You won’t fully experience the culture of a foreign country ________ you go there in person. A．unless B．because C．when D．although 【答案】A 【详解】句意：除非你亲自前往，否则你无法充分体验外国的文化。 考查unless引导条件状语从句。unless除非；because因为；when当……时候；although尽管。根据“You won’t fully experience the culture of a foreign country...you go there in person.”可知，亲自前往是充分体验外国文化的前提条件，unless引导条件状语从句，故选A。 45．（2025·江苏常州·二模）Practice is important. You won’t improve your English writing skills ________ you read more articles and write regularly. A．if B．unless C．when D．since 【答案】B 【详解】句意：练习很重要。除非你多读文章并定期写作，否则你的英语写作水平不会提高。 考查连词辨析。if如果；unless除非；when当……时候；since自从。根据“You won’t improve your English writing skills...you read more articles and write regularly.”可知，除非多读文章并定期写作，否则不会提高英语写作水平，故选B。 46．（2025·江苏常州·模拟预测）—Will Helen come to your birthday party this evening? —I don’t think she will come ________ she finishes writing her report. A．because B．unless C．when D．if 【答案】B 【详解】句意：——海伦今晚会来参加你的生日聚会吗？——我认为她不会来，除非她写完报告。 考查连词辨析。because因为；unless除非；when当……的时候；if如果。根据“I don’t think she will come...she finishes writing her report.”可知，“我”认为她不会来，除非她写完报告。因此空处应用unless引导此条件状语从句。故选B。 47．（2025·天津和平·三模）________ we meet many difficulties, ________ we are always hopeful about our future. A．Although; / B．Because; so C．Although; but D．Because; / 【答案】A 【详解】句意：尽管我们遇到许多困难，但我们始终对未来充满希望。 考查连词用法。Although尽管，引导让步状语从句，不与but连用；Because因为，引导原因状语从句，不与so连用。根据“we meet many difficulties, ... we are always hopeful”可知，前后为转折关系，且无需重复连词，故选A。 48．（2025·江苏扬州·三模）________ we see him, he is always helping the old woman clean the house. A．Because B．Whenever C．Although D．Unless 【答案】B 【详解】句意：无论何时我们见到他，他总是帮老妇人打扫房子。 考查连词辨析。Because因为；Whenever无论何时；Although尽管；Unless除非。根据“...we see him, he is always helping the old woman clean the house.”可知，这里指无论何时我们见到他，所以应用whenever引导让步状语从句，故选B。 49．（2025·甘肃张掖·二模）________ it rained a lot, we enjoyed our holiday. A．However B．Because C．Unless D．Although 【答案】D 【详解】句意：尽管雨下得很大，我们还是很享受假期。 考查连词辨析。However不管怎样；Because因为；Unless除非；Although尽管。根据“…it rained a lot, we enjoyed our holiday.”可知，前后句之间是让步关系，此处应用Although引导让步状语从句。故选D。 50．（2025·江苏扬州·三模）_______ Austen’s novels are about love and marriage, the British writer never married. A．Since B．Until C．Although D．Unless 【答案】C 【详解】句意：尽管奥斯汀的小说是关于爱情和婚姻的，但这位英国作家从未结过婚。 考查连词辨析。Since自从；Until直到；Although尽管；Unless除非。根据“…Austen’s novels are about love and marriage, the British writer never married.”可知，尽管小说主题是爱情和婚姻，但作者本人从未结婚，此处表示让步关系，应该用although引导让步状语从句。故选C。 51．（2025·安徽亳州·三模）________ the snow was getting heavier and heavier, the traffic police were still busy working on the road. A．Even though B．As soon as C．As if D．As long as 【答案】A 【详解】尽管雪越来越大，交通警察仍然在路上忙着执勤。 考查连词。Even though尽管；As soon as一……就……；As is好像；As long as只要。结合句意，前一句表示雪越来越大，后一句表示交通警察仍在路上忙着执勤，前后表示让步关系，用连词even though。故选A。 52．（2025·江苏徐州·二模）It was great in the end ________ we had a terrible time at the beginning. A．if B．when C．although D．unless 【答案】C 【详解】句意：虽然一开始我们经历了一段糟糕的时光，但最后还是很棒的。 考查连词辨析。if如果，引导条件状语从句；when当……时候，引导时间状语从句；although虽然，引导让步状语从句；unless除非，如果不，引导条件状语从句。根据“It was great in the end”以及“we had a terrible time at the beginning”可知，前后句之间存在转折关系，即虽然一开始情况不好，但最后结果很棒，所以应该用although引导让步状语从句。故选C。 53．（2025·安徽·模拟预测）Parents are always worried about their children ________ they are old enough. A．so that B．even though C．as long as D．as soon as 【答案】B 【详解】句意：父母总是担心他们的孩子，即使他们已经足够大了。 考查从属连词。so that以便；even though即使；as long as只要；as soon as一……就……。根据“Parents are always worried about their children”和“they are old enough”可知，两个分句之间是让步关系，此处应用even though引导让步状语从句。故选B。 54．（2025·吉林长春·二模）The tourists were still in high spirits ______ it was rainy in Mount Changbai. A．because B．unless C．until D．although 【答案】D 【详解】句意：长白山虽然下着雨，但游客们仍然情绪高涨。 考查连词辨析。because因为；unless除非；until直到；although虽然。前后两句是让步关系，用although引导让步状语从句。故选D。 55．（2025·甘肃陇南·三模）Huang Xuhua’s spirit continues to encourage young scientists to become excellent ________ he has passed away. A．though B．because C．unless D．when 【答案】A 【详解】句意：黄旭华虽已辞世，但他的精神仍激励着青年科学家不断走向卓越。 考查连词。though虽然；because因为；unless除非；when当……时。根据“Huang Xuhua’s spirit continues to encourage young scientists to become excellent…he has passed away.”的语境可知，此处句意发生了让步，指尽管去世，精神犹在。故选A。 56．（2025·四川自贡·模拟预测）Paul was _______ excited about the trip to Lijiang _______ he couldn’t fall asleep the night before. A．so; that B．too; to C．such; that 【答案】A 【详解】句意：保罗对丽江之行感到非常兴奋，以至于前一天晚上睡不着。 考查副词和结果状语从句。so ... that ...如此……以至于……；too ... to ...太……而不能……；such ... that ...这么……以至于……。分析语境可知，本句表示，保罗对丽江之行非常兴奋，因此前一天晚上睡不着。too ... to与句意不符，且to后面接动词，不接从句，可排除。so ... that和such ... that都表示“如此……以至于”，so后面接形容词或或副词，such后面接名词，excited为形容词，应用so修饰。第二个空后面表示结果，应用that引导。故选A。 57．（24-25九年级下·福建南平·期末）—I hope I can take part in the English speech competition and win a prize. —You will win nothing ________ you spend a few months preparing for it. A．since B．though C．unless 【答案】C 【详解】句意：——我希望能参加英语演讲比赛并获奖。——你将一无所获 除非你花几个月时间准备。 考查从属连词辨析。since因为；自从；though尽管；unless除非；如果不。根据“You will win nothing”和“you spend a few months preparing for it.”可知，你如果不花几个月的时间准备，就会一无所获。后句“花几个月准备”是前句“不一无所获”的必要条件。unless引导条件状语从句，强调“若不满足准备的条件，就会导致一无所获的结果”。故选C。 58．（2025·天津南开·三模）Peter didn’t buy the bike ______ he got a new one on his birthday last month. A．if B．when C．even D．because 【答案】D 【详解】句意：彼得没有买这辆自行车，因为他上个月生日那天得到了一辆新的。 考查连词辨析。if如果；when当；even甚至；because因为。后句是前句的原因，用because引导原因状语从句。故选D。 59．（2025·海南省直辖县级单位·一模）We should never stop learning ________ AI like Deep Seek has helped us a lot. A．so that B．even though C．as soon as 【答案】B 【详解】句意：我们永远都不应该停止学习，尽管像DeepSeek这样的人工智能已经帮了我们很多。 考查从属连词辨析。so that以便，引导目的状语从句；even though尽管，引导让步状语从句；as soon as一……就，引导时间状语从句。句中“We should never stop learning”与“AI like Deep Seek has helped us a lot.”存在让步关系可知，表示即便人工智能给我们提供了很多帮助，我们也不能停止学习，应用even though。故选B。 60．（24-25九年级下·上海宝山·阶段练习）________ online learning is convenient, some students still prefer face-to-face classes. A．Because B．Although C．If D．As soon as 【答案】B 【详解】句意：尽管在线学习很方便，但一些学生仍然更喜欢面对面的课程。 考查从属连词辨析。Because因为，引导原因状语从句；Although尽管；虽然，引导让步状语从句；If如果，引导条件状语从句；As soon as一……就……，引导时间状语从句。根据“online learning is convenient”和“still prefer face-to-face classes”可知，尽管在线学习方便，但一些学生仍偏爱线下课。故选B。 61．（24-25九年级下·福建南平·阶段练习）My grandpa often tells me we must work hard to get more knowledge ________ we are young. A．before B．while C．until 【答案】B 【详解】句意：我的爷爷经常告诉我，我们必须在年轻时努力学习以获取更多知识。 考查连词辨析。before在……之前；while当……时；until直到。根据“we must work hard to get more knowledge ... we are young.”可知，是指在我们年轻时努力获得更多知识，用while引导时间状语从句。故选B。 62．（24-25九年级下·福建南平·阶段练习）—Can I go to the concert with you tomorrow, Mum? —I’m afraid not unless all your homework ________. A．will be done B．is done C．has done 【答案】B 【详解】句意：——妈妈，明天我能和你一起去听音乐会吗？——恐怕不行，除非你做完所有的作业。 考查动词时态和语态。根据“I’m afraid not unless all your homework”可知，该句是条件状语从句，遵循“主将从现”原则，“your homework”是单数，且是被完成，应该用一般现在时的被动语态。故选B。 63．（24-25九年级下·海南海口·期中）—How time flies! We’ll graduate from middle school in June. —______we have to say goodbye, I will remember our friendship forever. A．Although B．Because C．Unless 【答案】A 【详解】句意：——时光飞逝！六月我们就要初中毕业了。——虽然我们不得不说再见，但是我会永远记得我们的友谊的。 考查从属连词辨析。Although虽然；Because因为；Unless除非。根据“have to say goodbye”和“remember our friendship forever”可知，说再见是不可避免的，但友谊会被记住，此处应用although引导让步状语从句。故选A。 64．（2025·海南海口·三模）In Germany, you’d better not send gifts before someone’s birthday _________ early gifts are seen as bad luck. A．because B．though C．but 【答案】A 【详解】句意：在德国，你最好不要在别人生日之前送礼物，因为提前送礼物被视为不吉利。 考查连词辨析。because因为；though虽然；but但是。后句是前句的原因，用because引导原因状语从句。故选A。 65．（2025·安徽黄山·三模）We can never reach success ________ we keep practicing through failures. A．until B．because C．if D．unless 【答案】D 【详解】句意：除非我们在失败中不断练习，否则我们永远无法取得成功。 考查从属连词词义辨析。until直到；because因为；if如果；unless除非。根据“we keep practicing through failures.”可知，该句指除非我们在失败中不断练习。故选D。 66．（2025·黑龙江齐齐哈尔·三模）Tony was drawing a picture ______ I was doing my homework. A．if B．while C．until 【答案】B 【详解】句意：当我正在做作业时，托尼正在画画。 考查连词辨析。if如果；while当……时候；until直到……为止。根据“Tony was drawing a picture...I was doing my homework.”可知，从句的动作和主句动作同时发生，所以用while引导时间状语从句。故选B。 67．（2025·黑龙江哈尔滨·二模）—English is ________ useful subject that we all should learn it well. —I can’t agree with you more. A．such a B．so C．such an 【答案】A 【详解】句意：——英语是一门如此有用的学科，我们都应该学好它。——我完全同意你的看法。 考查结果状语从句。such a如此一个，后接可数名词单数，用于以辅音音素开头的单词前；so如此，常用于修饰形容词或副词；such an如此一个，后接可数名词单数，用于以元音音素开头的单词前。根据“English is ... useful subject that we all should learn it well.”可知，句中subject是可数名词单数，useful发音以辅音音素开头，符合“such a+形容词+可数名词单数”结构。故选A。 68．（2025·黑龙江哈尔滨·二模）—Congratulations, Lucy! You have made it. —Really? I won’t believe it ________ I see it with my own eyes. A．until B．as long as C．as soon as 【答案】A 【详解】句意：——恭喜你，Lucy！你成功了。——真的吗？直到我亲眼看到，我才会相信。 考查从属连词辨析。until直到……为止；as long as只要；as soon as一……就……。根据“I won’t believe it ... I see it with my own eyes.”可知，此处应指直到亲眼看到才会相信，not ... until ...“直到……才……”，引导时间状语从句。故选A。 69．（2025·甘肃平凉·三模）________ Peter followed a strict training plan, he didn’t complete the marathon. A．Unless B．Because C．Until D．Although 【答案】D 【详解】句意：尽管彼得遵循了严格的训练计划，他还是没有完成马拉松。 考查让步状语从句的连词辨析。Unless除非；Because因为；Until直到；Although尽管。前后分句为转折关系（遵循计划但未完成），需用表让步的“Although”。故选D。 70．（2025·江苏徐州·三模）Please raise your hand ________ you agree with us. A．unless B．if C．although D．before 【答案】B 【详解】句意：如果你同意我们的观点，请举手。 考查连词辨析。unless除非；if如果；although尽管；before在……之前。分析句子结构可知，从句是主句动作发生的条件，即“举手”的前提是“同意”，应用if引导条件状语从句。故选B。 71．（2025·黑龙江大庆·三模）He puts the flowers in the shade ________ the sun will not burn them. A．in order to B．so that C．so as to D．such that 【答案】B 【详解】句意：他把花放在阴凉处，这样太阳就不会把它们晒坏。 考查目的状语从句。in order to为了，后接动词原形；so that以便、为了，引导目的状语从句，后接完整句子；so as to为了，后接动词原形；such that如此……以至于……，用于结果状语从句。根据句中“the sun will not burn them”为完整句子，且此处表示把花放在阴凉处的目的，需用“so that”引导目的状语从句。故选B。 72．（2025·福建南平·二模）________ many people call themselves “laborers”, they actually hold great hopes and love for life and work. A．If B．Although C．Unless 【答案】B 【详解】句意：尽管许多人自称“打工人”，他们实际上对生活和工作抱有极大的希望与热爱。 考查连词辨析。If如果；Although尽管；虽然；Unless除非；如果不。根据“call themselves ‘laborers’”与“hold great hopes and love for life and work”可知，虽然他们自称为“打工人”，但对生活和工作抱有希望与热爱，前后句形成转折关系。故选B。 73．（2025·吉林长春·二模）You won’t study well ______ you develop some good learning habits. A．if B．because C．unless D．while 【答案】C 【详解】句意：除非你养成一些好的学习习惯，否则你不会学得很好。 考查连词辨析。if如果；because因为；unless除非；while当……的时候。根据“You won’t study well...you develop some good learning habits”可知，此句是unless引导的条件状语从句，除非你养成一些好的学习习惯，否则你不会学得很好。故选C。 74．（2025·黑龙江哈尔滨·三模）—There are always many people running the red lights. —We should follow the traffic rule ________ others are breaking it. A．unless B．because C．although 【答案】C 【详解】句意：——总是有很多人闯红灯。——尽管其他人违反了交通规则，但我们应该遵守它。 考查连词辨析。unless除非；because因为；although虽然，尽管。根据“We should follow the traffic rule...others are breaking it.”可知，空格前后为让步关系，即：虽然其他人不遵守交通规则，但我们应该遵守，用although引导让步状语从句。故选C。 75．（2025·黑龙江佳木斯·三模）—_______ fine day it is today! —Yes, the sunshine is _______ beautiful that I’d like to go swimming in the sea. A．What a; such B．How; such C．How a; so D．What a; so 【答案】D 【详解】句意：——今天天气真好！——是的，阳光如此明媚，我想去海里游泳。 考查感叹句和“so... that...”结构。第一空，这是一句感叹句，中心词“fine day”是名词短语，且day是可数名词单数，所以用“What a”引导感叹句；第二空“beautiful”是形容词，所以用“so... that...”表示“如此……以至于……”。故选D。 76．（2025·黑龙江佳木斯·三模）The little girl is _______ lovely _______ everyone likes her. A．such; that B．too; to C．so; that D．enough; to 【答案】C 【详解】句意：这个小女孩是如此可爱以至于大家都喜欢她。 考查so…that…引导结果状语从句。such...that...如此……以至于……，such后接名词；too…to…太……而不能……，too后接形容词或副词，to后接动词原形；so…that…如此……以至于……，so后接形容词或副词，that后接句子；enough…to…足够……做某事”，enough后接形容词或副词，to后接动词原形。根据题意可知，此句中lovely是形容词，that后接句子，所以，so lovely that everyone likes her表示“如此可爱以至于每个人都喜欢她”，“so…that…如此……以至于……”引导结果状语从句，符合题意。故选C。 77．（2025·福建福州·三模）Dreams won’t come true ________ you work hard for them. A．so B．unless C．until 【答案】B 【详解】句意：梦想不会实现，除非你为此努力奋斗。 考查unless引导的条件状语从句。so因此；unless除非；until直到。根据“Dreams won’t come true”和“you work hard for them”可知，除非你为梦想努力奋斗，否则梦想不会实现，应用unless引导条件状语从句。故选B。 78．（2025·黑龙江哈尔滨·三模）—We play better as a team now and our coach believes we will win. —There is no difficulty that we cannot get over ________ we bring together as one. A．even if B．so that C．as long as 【答案】C 【详解】——我们现在团队合作更出色了，教练相信我们会赢。——只要我们团结一心，就没有克服不了的困难。 考查连词辨析。even if即使（引导让步状语从句，表“尽管……”）；so that：以便，为了（引导目的状语从句）；as long as：只要（引导条件状语从句，表“只要……就……”）。根据“There is no difficulty that we cannot get over”和“we bring together as one.”可知，只要团结一心，就没有克服不了的困难。故选C。 79．（2025·黑龙江哈尔滨·模拟预测）Chances belong to those ________ keep trying. ________ you keep working hard, you’ ll get success sooner or later. A．who, As soon as B．whom, As well as C．who, As long as 【答案】C 【详解】句意：机会属于那些不断尝试的人。只要你继续努力，迟早会获得成功。 考查定语从句和条件状语从句。As soon as一……就……；As well as和……一样好；As long as只要。根据“Chances belong to those...keep trying...you keep working hard, you’ ll get success sooner or later.”可知，第一空，句中“those”指人，其后为定语从句。定语从句缺少主语，关系代词需用“who”；第二空，此处是连词连接前后句，“As long as”表示“只要”，引导条件状语从句，符合“努力是成功的前提”这一逻辑。故选C。 80．（2025·黑龙江哈尔滨·模拟预测）—Mike, what were your parents doing at 8:00 last night? —My mother was reading ________ my father was playing computer games. A．when B．as C．while 【答案】C 【详解】句意：——迈克，昨晚8点你的父母在做什么？——我妈妈在看书，而我爸爸在玩电脑游戏。 考查连词辨析。when当……时候；as一边……一边……；while而。when引导时间状语从句时，常用来描述一个动作发生时另一个动作突然出现，题干表示妈妈看书和爸爸玩电脑游戏是同时进行的，与题干语义不符，故排除；as引导时间状语从句，强调两个动作同时发生、伴随进行，也可表“一边……一边……”，但它更多用于前后动作有因果、同步推进等关联，与题干不符，故排除；while引导时间状语从句时，强调主从句动作同时进行，且常接延续性动词，句中was reading和was playing是同时发生的延续性动作，用while连接，能清晰体现“妈妈看书”和“爸爸玩游戏”这两个动作在同一时段并行。故选C。 81．（2025·浙江杭州·三模）—Is your QQ account safe? —Yes. Nobody can use it ________ they have the password. A．unless B．when C．since 【答案】A 【详解】句意：——你的QQ账号安全吗？——是的。除非你有密码否则没有人能使用它。 考查连词。unless除非，引导条件状语从句；when当……时候，引导时间状语从句；since因为，引导原因状语从句。根据“nobody can use it…they have the password”可知，此处表明除非有密码，否则就不能使用QQ账户，因此应选择unless。故选A。 82．（2025·黑龙江哈尔滨·三模）Just be yourself! Everyone is special and the world is more colorful ________ we are all different! A．unless B．because C．until 【答案】B 【详解】句意：做你自己！每个人都很特别，世界因为我们的不同而更加多彩。 考查连词辨析。unless除非；because因为；until直到。根据“the world is more colorful”和“we are all different”可知前后两句存在因果关系，用because引导原因状语从句。故选B。 83．（2025·福建福州·三模）________ you’ve tried it, you can’t imagine how pleasant the journey to Sanya is. A．If B．Though C．Unless 【答案】C 【详解】句意：除非你尝试过，否则你无法想象去三亚的旅程有多愉快。 考查连词辨析。If 如果；Though 尽管；Unless 除非。根据“you’ve tried it”和“you can’t imagine how pleasant the journey to Sanya is”可知，前半句是后半句的否定条件，此处表达“除非尝试过，否则无法想象”，所以用unless引导条件状语从句。故选C。 84．（2025·浙江杭州·一模）You must remember ________ you do, you should be serious about it. A．no matter what B．no matter how C．no matter where 【答案】A 【详解】句意：你必须记住，无论你做什么，你都应该认真对待。 考查no matter+疑问词引导让步状语从句。no matter what无论什么，后接从句；no matter how无论如何，后接形容词或副词；no matter where无论哪里。根据“you should be serious about it.”可知，此处强调无论做什么事情都要认真。故选A。 85．（2025·黑龙江哈尔滨·三模）The Internet makes our lives more convenient. We can buy things ________ we don’t take money with us. A．ever since B．so that C．even if 【答案】C 【详解】句意：互联网让我们的生活更便捷。我们可以买东西，即使没带钱。 考查连词辨析。ever since自从；so that以便，为了；even if即使，尽管。根据“We can buy things … we don’t take money with us.”可知，前后句为让步关系，用even if引导让步状语从句。故选C。 86．（2025·江西九江·三模）—Mom, can I watch the talent show? —________ you finish your homework before 8 p.m., you can’t watch it. A．When B．If C．Unless D．After 【答案】C 【详解】句意：——妈妈，我能看才艺表演吗？——除非你在晚上8点之前完成作业，否则你不能看。 考查连词辨析。when当……时；if如果；unless除非；after在……之后。根据“you finish your homework before 8 p.m., you can’t watch it.”可知，主句的结果是在从句的条件不满足时发生的，指除非你在8点前完成作业，否则不能看，因此用unless引导条件状语从句。故选C。 87．（2025·海南海口·模拟预测）We should try to protect our environment ________ it’s too late. A．if B．before C．because 【答案】B 【详解】句意：我们应该在一切都太晚之前努力保护我们的环境。 考查连词辨析。if如果；before在……之前；because因为。根据“We should try to protect our environment ... it’s too late.”可知，是在一切都太晚之前，应该尽力保护环境。故选B。 88．（2025·四川成都·模拟预测）My dream of studying programming at Tsinghua University will come true ________ I keep working hard. A．as soon as B．as long as C．as well as 【答案】B 【详解】句意：只要我继续努力，我在清华大学学习编程的梦想就会实现。 考查条件状语从句。as soon as一……就……；as long as只要；as well as和……一样。根据“My dream...will come true...I keep working hard.”可知，此处表示只要努力梦想就会实现，as long as引导条件状语从句。故选B。 89．（2025·安徽合肥·模拟预测）________ Anhui area of the Yangtze River has improved, many special birds returned. A．Unless B．Though C．Since D．While 【答案】C 【详解】句意：由于长江安徽段生态环境改善，许多珍稀鸟类回归。 考查连词辨析。Unless除非；Though尽管；Since由于；While当……时。根据“Anhui area of the Yangtze River has improved”与“many special birds returned”之间的因果关系，前半句是后半句的原因，需用表原因的连词。故选C。 90．（2025·吉林长春·二模）We should take care of the earth ________ we can make a better world to live in. A．so that B．ever since C．even if D．even though 【答案】A 【详解】句意：我们应该爱护地球，以便我们能创造一个更美好的居住世界。 考查连词词义辨析。so that以便，为了，引导目的状语从句；ever since自从；even if即使；even though尽管。“爱护地球”的目的是“创造更美好的居住世界”，“so that”符合语境，故选A。 91．（2025·黑龙江哈尔滨·一模）Mr. White has collected more than sixty Chinese paintings ______ he came to Shanghai five years ago. A．since B．when C．before 【答案】A 【详解】句意：自五年前来到上海以来，White先生已收藏了六十多幅中国画。 考查连词辨析。since自……以来；when当……时候；before在……之前。根据“Mr. White has collected more than sixty Chinese paintings...he came to Shanghai five years ago.”可知，主句为现在完成时，从句为since引导的时间状语从句，从句时态为一般过去时，表示“自五年前来到上海以来”，故选A。 92．（2025·黑龙江哈尔滨·一模）—So many people are standing outside the hall. ______ will the concert begin? —______ seven o’clock. A．How soon; Until B．How long; Until C．When; Not until 【答案】C 【详解】句意：——大厅外面站着那么多人。音乐会将在什么时候要开始？ ——要等到七点才开始。 考查特殊疑问句及连词辨析。How soon多久以后，需用“in + 时间段”回答；How long多长（时间/长度）；When什么时候；Until直到……，表示动作持续至该点；Not until直到……才，表示动作在该时间点后才发生。根据答语“ seven o’clock”可知此处是针对时间提问，应用when作疑问词；第二个空begin为瞬间动词，应用not until。故选C。 93．（2025·江苏无锡·模拟预测）—Does your brother have any hobbies? —No, ________ you think watching short videos is a hobby. A．if B．unless C．until D．though 【答案】B 【详解】句意：——你哥哥有爱好吗？——没有，除非你认为看短视频是一种爱好。 考查连词辨析。if如果；unless除非；until直到……为止；though虽然。根据“No, …think watching short videos is a hobby.”可知，此处指除非把看短视频称为爱好，否则他就没有什么爱好，使用unless引导条件状语从句。故选B。 94．（2025·江西九江·模拟预测）If we ________ a diary in English, our written English will improve a lot. A．keep B．kept C．will keep D．have kept 【答案】A 【详解】句意：如果我们坚持用英语写日记，我们的书面英语会提高很多。 考查动词时态。该句为if引导的条件状语从句，遵循“主将从现”原则，从句用一般现在时，主语是“we”，动词用原形。故选A。 95．（2025·黑龙江绥化·模拟预测）—It is impossible to finish the difficult task in such a short time ________ both of us work together. —No problem. Let’s start! A．if B．unless C．because 【答案】B 【详解】句意：——除非我们俩一起努力，否则不可能在这么短的时间内完成这项艰巨的任务。 ——没问题。我们开始吧！ 考查连词辨析。if如果；unless除非；because因为。分析句子结构可知，合作是完成任务的必要条件，即除非我们俩一起工作，否则不可能在短时间内完成这项艰巨的任务，所以此处应用unless引导条件状语从句。故选B。 96．（2025·江苏南京·三模）—It’s reported that the plastic pollution is seriously harming the global oceans. —Yes, and I think it will be worse ________ stronger laws are made. A．since B．if C．after D．unless 【答案】D 【详解】句意：——据报道，塑料污染正在严重地侵害着全球海洋。——是的，我认为除非更强有力的法律制定出来，否则情况会更加恶劣。 考查连词辨析。since自从；if如果；after在……之后；unless除非。根据“worse”和“stronger laws are made”可知，这里应该用unless“除非”引导条件状语从句。故选D。 97．（2025·江苏镇江·二模）________ Jingji Road is so popular these days, why not take a city walk there? A．Since B．Though C．Until D．After 【答案】A 【详解】句意：既然经济路最近这么受欢迎，为什么不去那里来一次城市漫步呢？ 考查连词辨析。Since既然；Though尽管；Until直到；After在……后。根据“Jingji Road is so popular these days, why not take a city walk there?”可知，前一句是后句的原因，应用since引导原因状语从句。故选A。 98．（2025·福建厦门·二模）Many people don’t throw away their old phones ________ they are no longer valuable. A．though B．because C．but 【答案】A 【详解】句意：许多人不扔掉他们的旧手机，尽管它们不再有价值了。 考查连词辨析。though尽管；because因为；but但是。根据“Many people don’t throw away their old phones … they are no longer valuable.”可知，前后句是让步关系。故选A。 99．（2025·江西宜春·三模）It’s 7:45 a. m. You will be late ________ you take a taxi. A．so B．unless C．since D．while 【答案】B 【详解】句意：现在是早上7点45分。除非你乘坐出租车，否则你会迟到。 考查连词辨析。so如此；unless除非；since因为；while当……时候。根据“you take a taxi.”可知，后半句是条件，表示如果不坐出租车就会迟到。unless引导条件状语从句。故选B。 100．（2025·安徽淮北·三模）Michael was late for school _________ he missed the school bus. A．so B．but C．as D．if 【答案】C 【详解】句意：迈克尔上学迟到了，因为他错过了校车。 考查连词辨析。so因此（表结果）；but但是（表转折）；as因为（表原因）；if如果（表假设）。根据“missed the school bus”和“late for school”可知，前后之间存在因果关系。故选C。 试卷第1页，共3页 试卷第1页，共3页 学科网（北京）股份有限公司 $$ 备战2026年中考英语语法百题分类训练 (中考真题+中考模拟) 专题04 状语从句100题 定义：在句中作状语的从句叫状语从句，修饰主句中的谓语部分。 考点：状语从句有九种，其主要考点为各类连接词，理解句子即可。 分类 连接词 时间状语从句 when, while, as, before, after, since, until/ till，not…until, as soon as 条件状语从句 if, unless，as long as 地点状语从句 where, wherever 原因状语从句 because, since, as 目的状语从句 so that, in order that 结果状语从句 so…that, such…that 让步状语从句 although/though, even if/ though, wh-+疑问词, no matter+疑问词 比较状语从句 as……as，not as/so……as, ……than 方式状语从句 as,as if, as though 一、时间状语从句 （1）when/while/as 1) when 引导的时间状语从句意为“当…时候”，表示从句和主句的动作先后或者同时发生。从句中的谓语动词可以用短暂性动词也可以用延续性动词。 例如：When the teacher came in, we were talking. When I first arrived on this country, I had nothing. 2) While 引导的时间状语从句意为“当…时候”，表示从句和主句的动作同时发生。从句中的谓语动词必须用延续性动词。 例如：I was sleeping while Tom was watching TV. 3) as 引导的时间状语从句意为“一边…一边”，强调主句和从句的动作同时发生。 例如：She sang as she worked. （2）before指主句的动作发生在从句的动作之前。 after 指主句的动作发生在从句的动作之后。 例如： I’ll be back before. 你离开之前我就会回来。 What will you do after you graduate? 你毕业之后想要干什么？ （3） since引导的时间状语从句，从句的谓语动词通常为一般过去时，主句的谓语动词通常为现在完成时 例如：He has been worried since the letter arrived. 自从收到信，他就一直很担心。 （4）till和until同义，意为直到，till多用于非正式文体，until多用于句首; 其主句的谓语通常是延续性动词。当主句的谓语是短暂性性动词时，通常用否定形式，即not until，意为直到…才。、 例如：He waited until she had finished speaking. I won’t go with you until I finished my homework. （5）as soon 意为一…就，表示从句的动作一发生，主句的动作立马就发生。 例如：As soon as we get there, he will tell us the news. 我们一到那，他就会告诉我们那个消息。 二、条件状语从句 （1）if引导的条件状语从句意为如果。 例如：If I were you, I’d start looking for another job. （2）unless意为除非，相当于if…not。 例如：I sleep with the window open unless it’s really cold. （3）as long as 意为只要 例如：We’ll go as long as the weather is fine. 注意: 含有时间和条件状语从句的复合，需遵循主将从现的原则。 例如：I’ll tell you everything when I come back. 三、地点状语从句 常用where引导，例如：The bus will take you where you’re going. 四、原因状语从句 作用： 解释主句动作的原因 常用连词： because（因为）：语气最强，回答 why 提问 I stayed home because I was sick. since（既然） / as（由于）：语气较弱，常放句首 Since you are busy, I'll come tomorrow. 禁忌： because 和 so 不能同时使用！ ❌ Because he was tired, so he went to bed. ✅ Because he was tired, he went to bed. 或：He was tired, so he went to bed. 五、目的状语从句 作用： 表示主句动作的目的 常用连词： so that（为了，以便） / in order that（为了） Speak loudly so that everyone can hear you. He got up early in order that he could catch the bus. 简化技巧： 可替换为不定式 ✅ He got up early to catch the bus. 六、结果状语从句 作用： 表示主句动作导致的结果 常用结构： so...that（如此...以至于） The box is so heavy that I can't lift it. such...that（如此...以至于） It was such a hot day that we stayed indoors. such和so用法辨析： 用法 常用结构 such 修饰名词 such a/an +形容词+可数名词单数 such+形容词+名词 so 修饰形容词或副词 so+ 形容词+a/an + 可数名词复数 so+ many/few /much/little +名词 例如：Such a little girl can speak so many languages. This is such a useful book that everyone likes it. 七、让步状语从句 连接词though/ although 引导的从句意为虽然，即使，不能和but连用。 even if/ even though意为即使，语气更强。 疑问词+ever 可以和no matter +疑问词互换。 例如： Although she’s wrong, it’s not a big deal. I’ll go there, even if I have to walk. Whatever decision he made I would support it. 八、比较状语从句 作用： 表示主句与从句的比较关系 常用结构： as...as（和...一样） / not as/so...as（不如） English is as important as math. He runs not so fast as his brother. than（比...） This book is more interesting than that one. 注意： 比较级前用 much/a lot/far 修饰 ✅ She is much taller than me. ❌ She is very taller than me.（very 不可修饰比较级） 九、方式状语从句 在句中表示方式的从句，常由as, as if, as though引导。 例如：You should do as Paul tells you. He treats his elder brother as if he was a stranger. 2025年中考真题练习 1．（2025·黑龙江绥化·中考真题）Nowadays more and more people take exercise every day ________ they can have healthier bodies. A．such that B．in order to C．so that 2．（2025·江苏扬州·中考真题）The wind power of our country develops more quickly ________ we push for green energy. A．though B．before C．as D．until 3．（2025·江苏连云港·中考真题）________ over 400 million adults are too heavy, China has made a plan to help its people with weight control. A．Since B．Unless C．Though D．Until 4．（2025·四川成都·中考真题）Xu Dawei wants to pass the Civilian Mobile Library on to his son ________ it can stay open forever. A．before B．although C．so that 2024年中考真题练习 5．（2024·江苏南京·中考真题）Technology can be of great help ________ we make an effort to control it and use it right. A．if B．before C．though D．until 6．（2024·四川·中考真题）—Why are you late for class? —________ my alarm clock didn’t go off this morning. A．So B．Because C．However D．Unless 7．（2024·海南·中考真题）—Betty, you will miss the school bus ________ you don’t get up early tomorrow morning. —I won’t, Dad. A．so that B．if C．though 8．（2024·黑龙江哈尔滨·中考真题）— Lily, ________ you are free after school, let’s go to the shop and buy a gift for Father. —OK, Lucy. Tomorrow is Father’s birthday. I almost forgot it. A．until B．if C．unless 9．（2024·江苏徐州·中考真题）If you are lazy in spring, you ________ nothing in autumn. A．harvested B．will harvest C．are harvesting D．have harvested 10．（2024·西藏·中考真题）Don’t forget you are a Chinese, ________ you go. A．no matter what B．no matter how C．no matter where D．no matter when 11．（2024·江苏常州·中考真题）Practice is very important. You will forget the new words ______ you often use them. A．when B．unless C．if D．until 12．（2024·江苏无锡·中考真题）Everyone loves my dog Coffee, ________ he often makes a mess at home. A．until B．since C．though D．whether 13．（2024·吉林·中考真题）Bob watches the news every night _________ he wonders what’s going on around the world. A．although B．because C．unless 14．（2024·黑龙江齐齐哈尔·中考真题）—How long have you been in Qiqihar? —________ my father came here to work five years ago. A．When B．While C．Since 15．（2024·甘肃临夏·中考真题）Tom didn’t go to bed ________ his mother came back last night. A．until B．if C．because D．unless 16．（2024·河北·中考真题）Jeff still works hard ________ he has achieved great success. A．if B．before C．though D．because 17．（2024·福建·中考真题）You can feel better ________ you take a walk in the park just for 20 minutes. A．if B．before C．until 18．（2024·江苏扬州·中考真题）________ you are too tired to do all the things on your To-Do list, try a To-Don’t list. A．If B．Until C．Although D．Unless 19．（2024·甘肃白银·中考真题）Many students lose marks simply ________ they do not read the questions carefully. A．unless B．so C．before D．because 20．（2024·四川遂宁·中考真题）Everything is possible ________ you work hard. A．as much as B．as soon as C．as long as D．as far as 2025年中考模拟真题练习 21．（2025·安徽宿州·模拟预测）—Can you go to the movies with me tonight? —I have to ask my mom. If I ________, I will go with you. A．have allowed B．will allow C．was allowed D．am allowed 22．（2025·黑龙江大庆·三模）—How long is it since he ________ his hometown? —He ________ for nearly 10 years. A．left; left B．has left; has left C．has left; has been away D．left; has been away 23．（2025·江苏宿迁·三模）— Jack, have you done the survey? — Not yet. I am in New York now. I’ll start it ________ I come back. A．whenever B．as soon as C．before D．after 24．（2025·安徽合肥·三模）—I’m always worried about my math grades. I feel so stressed. —Take it easy. ______ you keep working hard and ask teachers for help, you’ll surely make progress. A．As long as B．Even though C．As soon as D．Ever since 25．（24-25九年级下·黑龙江佳木斯·期中）The saying “Seeing is believing” means we can’t believe it ________ we see it with our eyes. A．after B．when C．until 26．（2025·吉林长春·二模）You will be good at what you are learning ________ you practice hard. A．if B．but C．unless D．or 27．（2025·海南省直辖县级单位·三模）Wang Tao did not go to sleep ________ he solved the difficult math problem. A．until B．if C．because 28．（2025·天津红桥·三模）________ I fall ill, my mother always makes warm chicken soup. A．And B．When C．But D．So 29．（2025·安徽安庆·模拟预测）—Lily took care of me when I broke my leg. She is a true friend. —I agree. As the saying goes, “A friend is never known ________ a man has need.” A．as B．till C．since D．though 30．（2025·安徽滁州·三模）—When will you go to see your grandpa? —I’ll see him ________ I get off the plane. He is waiting for me at the airport. A．as soon as B．as long as C．as far as D．as easily as 31．（2025·甘肃定西·模拟预测）He didn’t go to bed _________ his father came back home. A．because B．although C．until D．if 32．（2025·江苏南京·二模）We’d better take action to solve a problem ______ it gets worse. A．before B．after C．until D．since 33．（2025·天津和平·三模）—We have been friends since we ________ in the same neighborhood. —How time flies! A．have lived B．lived C．live D．will live 34．（2025·云南昆明·三模）You will never truly understand your parents’ great love ______ you grow up. A．if B．until C．when D．while 35．（2025·甘肃酒泉·三模）Love your parents ________ they are alive. Don’t wait until it is too late. A．unless B．although C．until D．while 36．（2025·安徽合肥·三模）I’m going to do some research into traditional music for my report ________ I write on it. A．though B．before C．as if D．unless 37．（2025·安徽滁州·三模）I didn’t understand my teacher’s great love ________ I became a teacher myself. A．if B．until C．since D．because 38．（2025·北京门头沟·二模）Tony will begin to do his homework as soon as he ________ home. A．got B．gets C．is getting D．has got 39．（2025·江西吉安·模拟预测）—Do you often use emojis (表情符号) ______ sending messages to your friends? —Yes. They are very funny and can help me express myself very well. A．until B．while C．before D．after 40．（2025·安徽宿州·模拟预测）The host was waiting at the gate________ his guests arrived. A．after B．when C．unless D．if 41．（2025·江苏泰州·二模）—I missed the live-broadcast of the Shenzhou-20 launch. —What a pity! It may be a long time ________ you get another exciting moment. A．since B．after C．until D．before 42．（2025·江苏南京·二模）________ someone feels too much eco-anxiety, it can turn into a kind of fear. Nothing is good when it becomes too extreme（极端）. A．Until B．Since C．If D．Unless 43．（2025·江苏徐州·模拟预测）________ you have the ability to manage the company, you’d better not apply for the challenging job. A．Unless B．Since C．Although D．If 44．（2025·江苏扬州·三模）You won’t fully experience the culture of a foreign country ________ you go there in person. A．unless B．because C．when D．although 45．（2025·江苏常州·二模）Practice is important. You won’t improve your English writing skills ________ you read more articles and write regularly. A．if B．unless C．when D．since 46．（2025·江苏常州·模拟预测）—Will Helen come to your birthday party this evening? —I don’t think she will come ________ she finishes writing her report. A．because B．unless C．when D．if 47．（2025·天津和平·三模）________ we meet many difficulties, ________ we are always hopeful about our future. A．Although; / B．Because; so C．Although; but D．Because; / 48．（2025·江苏扬州·三模）________ we see him, he is always helping the old woman clean the house. A．Because B．Whenever C．Although D．Unless 49．（2025·甘肃张掖·二模）________ it rained a lot, we enjoyed our holiday. A．However B．Because C．Unless D．Although 50．（2025·江苏扬州·三模）_______ Austen’s novels are about love and marriage, the British writer never married. A．Since B．Until C．Although D．Unless 51．（2025·安徽亳州·三模）________ the snow was getting heavier and heavier, the traffic police were still busy working on the road. A．Even though B．As soon as C．As if D．As long as 52．（2025·江苏徐州·二模）It was great in the end ________ we had a terrible time at the beginning. A．if B．when C．although D．unless 53．（2025·安徽·模拟预测）Parents are always worried about their children ________ they are old enough. A．so that B．even though C．as long as D．as soon as 54．（2025·吉林长春·二模）The tourists were still in high spirits ______ it was rainy in Mount Changbai. A．because B．unless C．until D．although 55．（2025·甘肃陇南·三模）Huang Xuhua’s spirit continues to encourage young scientists to become excellent ________ he has passed away. A．though B．because C．unless D．when 56．（2025·四川自贡·模拟预测）Paul was _______ excited about the trip to Lijiang _______ he couldn’t fall asleep the night before. A．so; that B．too; to C．such; that 57．（24-25九年级下·福建南平·期末）—I hope I can take part in the English speech competition and win a prize. —You will win nothing ________ you spend a few months preparing for it. A．since B．though C．unless 58．（2025·天津南开·三模）Peter didn’t buy the bike ______ he got a new one on his birthday last month. A．if B．when C．even D．because 59．（2025·海南省直辖县级单位·一模）We should never stop learning ________ AI like Deep Seek has helped us a lot. A．so that B．even though C．as soon as 60．（24-25九年级下·上海宝山·阶段练习）________ online learning is convenient, some students still prefer face-to-face classes. A．Because B．Although C．If D．As soon as 61．（24-25九年级下·福建南平·阶段练习）My grandpa often tells me we must work hard to get more knowledge ________ we are young. A．before B．while C．until 62．（24-25九年级下·福建南平·阶段练习）—Can I go to the concert with you tomorrow, Mum? —I’m afraid not unless all your homework ________. A．will be done B．is done C．has done 63．（24-25九年级下·海南海口·期中）—How time flies! We’ll graduate from middle school in June. —______we have to say goodbye, I will remember our friendship forever. A．Although B．Because C．Unless 64．（2025·海南海口·三模）In Germany, you’d better not send gifts before someone’s birthday _________ early gifts are seen as bad luck. A．because B．though C．but 65．（2025·安徽黄山·三模）We can never reach success ________ we keep practicing through failures. A．until B．because C．if D．unless 66．（2025·黑龙江齐齐哈尔·三模）Tony was drawing a picture ______ I was doing my homework. A．if B．while C．until 67．（2025·黑龙江哈尔滨·二模）—English is ________ useful subject that we all should learn it well. —I can’t agree with you more. A．such a B．so C．such an 68．（2025·黑龙江哈尔滨·二模）—Congratulations, Lucy! You have made it. —Really? I won’t believe it ________ I see it with my own eyes. A．until B．as long as C．as soon as 69．（2025·甘肃平凉·三模）________ Peter followed a strict training plan, he didn’t complete the marathon. A．Unless B．Because C．Until D．Although 70．（2025·江苏徐州·三模）Please raise your hand ________ you agree with us. A．unless B．if C．although D．before 71．（2025·黑龙江大庆·三模）He puts the flowers in the shade ________ the sun will not burn them. A．in order to B．so that C．so as to D．such that 72．（2025·福建南平·二模）________ many people call themselves “laborers”, they actually hold great hopes and love for life and work. A．If B．Although C．Unless 73．（2025·吉林长春·二模）You won’t study well ______ you develop some good learning habits. A．if B．because C．unless D．while 74．（2025·黑龙江哈尔滨·三模）—There are always many people running the red lights. —We should follow the traffic rule ________ others are breaking it. A．unless B．because C．although 75．（2025·黑龙江佳木斯·三模）—_______ fine day it is today! —Yes, the sunshine is _______ beautiful that I’d like to go swimming in the sea. A．What a; such B．How; such C．How a; so D．What a; so 76．（2025·黑龙江佳木斯·三模）The little girl is _______ lovely _______ everyone likes her. A．such; that B．too; to C．so; that D．enough; to 77．（2025·福建福州·三模）Dreams won’t come true ________ you work hard for them. A．so B．unless C．until 78．（2025·黑龙江哈尔滨·三模）—We play better as a team now and our coach believes we will win. —There is no difficulty that we cannot get over ________ we bring together as one. A．even if B．so that C．as long as 79．（2025·黑龙江哈尔滨·模拟预测）Chances belong to those ________ keep trying. ________ you keep working hard, you’ ll get success sooner or later. A．who, As soon as B．whom, As well as C．who, As long as 80．（2025·黑龙江哈尔滨·模拟预测）—Mike, what were your parents doing at 8:00 last night? —My mother was reading ________ my father was playing computer games. A．when B．as C．while 81．（2025·浙江杭州·三模）—Is your QQ account safe? —Yes. Nobody can use it ________ they have the password. A．unless B．when C．since 82．（2025·黑龙江哈尔滨·三模）Just be yourself! Everyone is special and the world is more colorful ________ we are all different! A．unless B．because C．until 83．（2025·福建福州·三模）________ you’ve tried it, you can’t imagine how pleasant the journey to Sanya is. A．If B．Though C．Unless 84．（2025·浙江杭州·一模）You must remember ________ you do, you should be serious about it. A．no matter what B．no matter how C．no matter where 85．（2025·黑龙江哈尔滨·三模）The Internet makes our lives more convenient. We can buy things ________ we don’t take money with us. A．ever since B．so that C．even if 86．（2025·江西九江·三模）—Mom, can I watch the talent show? —________ you finish your homework before 8 p.m., you can’t watch it. A．When B．If C．Unless D．After 87．（2025·海南海口·模拟预测）We should try to protect our environment ________ it’s too late. A．if B．before C．because 88．（2025·四川成都·模拟预测）My dream of studying programming at Tsinghua University will come true ________ I keep working hard. A．as soon as B．as long as C．as well as 89．（2025·安徽合肥·模拟预测）________ Anhui area of the Yangtze River has improved, many special birds returned. A．Unless B．Though C．Since D．While 90．（2025·吉林长春·二模）We should take care of the earth ________ we can make a better world to live in. A．so that B．ever since C．even if D．even though 91．（2025·黑龙江哈尔滨·一模）Mr. White has collected more than sixty Chinese paintings ______ he came to Shanghai five years ago. A．since B．when C．before 92．（2025·黑龙江哈尔滨·一模）—So many people are standing outside the hall. ______ will the concert begin? —______ seven o’clock. A．How soon; Until B．How long; Until C．When; Not until 93．（2025·江苏无锡·模拟预测）—Does your brother have any hobbies? —No, ________ you think watching short videos is a hobby. A．if B．unless C．until D．though 94．（2025·江西九江·模拟预测）If we ________ a diary in English, our written English will improve a lot. A．keep B．kept C．will keep D．have kept 95．（2025·黑龙江绥化·模拟预测）—It is impossible to finish the difficult task in such a short time ________ both of us work together. —No problem. Let’s start! A．if B．unless C．because 96．（2025·江苏南京·三模）—It’s reported that the plastic pollution is seriously harming the global oceans. —Yes, and I think it will be worse ________ stronger laws are made. A．since B．if C．after D．unless 97．（2025·江苏镇江·二模）________ Jingji Road is so popular these days, why not take a city walk there? A．Since B．Though C．Until D．After 98．（2025·福建厦门·二模）Many people don’t throw away their old phones ________ they are no longer valuable. A．though B．because C．but 99．（2025·江西宜春·三模）It’s 7:45 a. m. You will be late ________ you take a taxi. A．so B．unless C．since D．while 100．（2025·安徽淮北·三模）Michael was late for school _________ he missed the school bus. A．so B．but C．as D．if 试卷第1页，共3页 试卷第1页，共3页 学科网（北京）股份有限公司 $$