Unit 6 Crossing Cultures 单元Grammar：unless, as soon as, so…that引导的状语从句精讲精练-2025-2026学年八年级英语下册核心题型讲通练透（人教版）

**基本信息** 聚焦unless、as soon as、so…that引导的状语从句，通过表格系统梳理用法规则与时态搭配，结合46道精选单选实现讲练结合，助力语言能力与思维品质提升。 **专项设计** |模块|题量/典例|方法提炼|知识逻辑| |----|-----------|----------|----------| |知识梳理|3个连词系统梳理|提炼unless=if...not、as soon as强调动作紧接、so...that结构“so+adj/adv+that”等核心规则，明确时态搭配（主将从现等）|按条件、时间、结果从句类型分类，从含义→用法规则→时态逻辑递进| |语法精练|46道单选|通过语境辨析连词功能，强化时态一致性与从句逻辑关系判断|覆盖否定条件、时间先后、结果程度等核心考法，典例含易混连词（如so that与unless）辨析|

2025-2026学年一线教师制作新教材英语核心题型讲通练透系列资料，名师甄选！ 2025-2026学年一线教师制作新教材英语核心题型讲通练透系列资料，名师甄选！ Unit 6 Crossing Cultures 单元Grammar：unless, as soon as, so…that引导的状语从句精讲精练   知   识   梳   理 引导连词 从句类型 中文含义 核心用法规则 时态搭配 （主将从现） unless 条件状语从句 除非；如果不 相当于 if...not，引导否定条件 主句将来时 / 祈使句，从句用一般现在时 as soon as 时间状语从句 一…… 就…… 强调两个动作紧接着发生 主句将来时，从句一般现在时； 过去场景主从句都用一般过去时 so…that 结果状语从句 如此…… 以至于…… 结构：so + 形容词 / 副词 + that 从句 从句常含 can/could/will/won't 主从句时态保持一致   语   法   精   练 一、单项选择 1．He got up early ________ he could catch the first bus to school. A．although B．until C．so that D．as 【答案】C 【详解】句意：他起得很早以便能赶上第一班去学校的公交车。 although尽管；until直到……为止；so that以便/为了；as因为/当……时。根据句意，早起是为了赶上公交车，表示目的，使用so that引导目的状语从句。 2．I will call you ________ I arrive at the airport. A．as soon as B．as good as C．as long as D．as well as 【答案】A 【详解】句意：我一到机场就给你打电话。 as soon as一……就……；as good as几乎；实际上；as long as只要，如果；as well as以及，也，除……之外（还）。根据语境“一到机场就打电话”，应填as soon as。 3．______ you finish your homework, please hand it in immediately. A．As soon as B．Even though C．So that D．In order to 【答案】A 【详解】句意：你一完成作业，就请立即上交。 As soon as一……就；Even though尽管；So that以便；In order to为了。As soon as引导时间状语从句，意为“一……就……”，表示两个动作紧接着发生，符合本题语境，应填As soon as。 4．I will send you a message _______ I arrive at the train station. A．as well as B．as soon as C．as far as D．as long as 【答案】B 【详解】句意：我一到达火车站就给你发信息。 as well as也；as soon as一……就……；as far as就……而言；as long as只要。根据“I will send you a message”和“I arrive at the train station”可知，主句动作发生在从句动作之后立即进行，应用as soon as引导时间状语从句。 5．We will start the meeting ________ the manager arrives. Don’t be late. A．even if B．as long as C．as soon as D．so that 【答案】C 【详解】句意：经理一到我们就开始开会，不要迟到。 even if即使；as long as只要；as soon as一……就……；so that以便，为了。“We will start the meeting...the manager arrives”表达“经理一到达就立刻开会”的含义，应填as soon as。 6．Please tell me ________ you finish reading the book. A．as soon as B．as well as C．as long as D．as far as 【答案】A 【详解】句意：你一读完这本书就请告诉我。 as soon as一……就……；as well as和……一样好；也；as long as只要；as far as就……而言；远到……。根据句意可知，此处需要填入引导时间状语从句的连接词，表示“一……就……”的时间关系。故选A。 7．________ the mother heard her daughter shouting for help, she ran out of the room quickly. A．Unless B．Although C．As soon as D．Before 【答案】C 【详解】句意：母亲一听到女儿喊救命，就迅速跑出了房间。 Unless除非；Although尽管；As soon as一……就……；Before在……之前。根据“the mother heard her daughter shouting for help, she ran out of the room quickly”可知，听到呼救声后立即跑出房间，表示动作紧接着发生，应用as soon as引导时间状语从句。 8．Take off your shoes ________ you enter someone’s home. A．as soon as B．so that C．unless D．though 【答案】A 【详解】句意：一进入别人家，就要脱掉鞋子。 as soon as“一……就……”；so that“以便”；unless“除非”；though“尽管”。进入家门这个动作一发生，立刻执行脱鞋的动作，完全契合as soon as的时间逻辑。 9．I will tell Lucy the exciting news ________ she comes home from the library. A．as soon as B．even though C．as well as D．in order that 【答案】A 【详解】句意：露西一从图书馆回到家，我就告诉她这个激动人心的消息。 as soon as一……就……；even though即使/虽然；as well as和/以及；in order that为了。根据句意，露西回到家和我告诉她消息是紧接着发生的，应填“as soon as”。 10．—Would you please give this new novel to Jack? —Certainly, ________ he comes back. A．before B．as soon as C．until D．unless 【答案】B 【详解】句意：——你能把这本新小说给杰克吗？——当然，他一回来就给。 before在……之前；as soon as 一……就……；until直到；unless除非。根据答语“Certainly”可知，是答应了对方的请求。结合语境，表示杰克一回来就把小说给他，强调动作的紧接着发生，故用as soon as。 11．________ the teacher came in, the students stopped talking at once. A．Unless B．So that C．Because D．As soon as 【答案】D 【详解】句意：老师一进来，学生们就立刻停止了交谈。 Unless除非；So that以便；Because因为；As soon as一……就……。根据句末的“at once”可知，句子强调主从句动作紧接着发生，“As soon as”引导时间状语从句符合语境。 12．I will call you ________ I arrive at the railway station. A．unless B．as soon as C．so that D．such that 【答案】B 【详解】句意：我一到火车站就给你打电话。 unless除非，引导条件状语从句；so that以便，引导目的状语从句；such that如此……以至于，引导结果状语从句；as soon as一……就，引导时间状语从句。根据句意，主句动作发生在从句动作之后，表示时间上的紧接关系，as soon as符合语境，引导时间状语从句。 13．The movie is ________ exciting ________ I want to watch it again. A．too; to B．enough; to C．such; that D．so; that 【答案】D 【详解】句意：这部电影太令人兴奋了，以至于我想再看一遍。 too; to太……而不能（too后接形容词，to后接动词原形，表示否定意义）；enough; to足够……可以做（enough置于形容词或副词之后，to后接不定式）；such; that如此……以至于（such后接名词短语，that后接从句）；so; that如此……以至于（so后接形容词或副词，that后接从句）。根据题干“exciting”是形容词，表示“如此令人兴奋以至于……”，应用so...that结构引导结果状语从句。 14．Why don’t we start the trip a little earlier than planned ________ we won’t have to hurry even if there is heavy traffic on the way? A．in order to B．so that C．even if D．because of 【答案】B 【详解】句意：我们为什么不比计划早一点开始旅行，这样即使路上交通堵塞，我们也不必着急呢？ in order to为了，后接动词原形；so that以便，引导目的状语从句，后接句子；even if即使，引导让步状语从句；because of因为，后接名词或代词。空格后是完整的句子，表示提前出发的目的，此处应填引导目的状语从句的连词so that。 15．—I stayed up unusually late last night watching an exciting movie, so I am feeling extremely tired and sleepy in class today. —In that case, you should go to bed early tonight ________ you can get a full and proper rest before tomorrow’s important final exam. A．so that B．as soon as C．as long as D．in order to 【答案】A 【详解】句意：——昨晚我熬夜看了一部很精彩的电影，所以今天上课很困。——那样的话，你今晚应该早点睡觉，这样你就能在明天的重要期末考试前得到充分休息。 so that以便/为了（引导目的状语从句）；as soon as一……就……；as long as只要；in order to为了（后接动词原形）。根据后面是完整句子“you can get...”，且表示目的，用so that。应填so that。 16．We climbed higher ________ we could get a better view. A．because B．so that C．when D．as long as 【答案】B 【详解】句意：我们爬得更高了，以便于我们能获得更好的视野。 because因为；so that以便于；when当……时候；as long as只要。根据“We climbed higher”和“we could get a better view”可知，爬高的目的是为了看得更远，后半句是前半句的目的，应用so that引导目的状语从句。 17．We must keep our voices down in the reading room ________ we will not disturb other readers. A．enough to B．in order to C．such that D．so that 【答案】D 【详解】句意：我们必须在阅览室压低声音，以免打扰其他读者。 enough to足够……；in order to为了，后接动词原形；such that如此……以至于；so that以便，为了，后接句子。根据后句“we will not disturb other readers”是一个完整句子，且是前句压低声音的目的，应填so that。 18．Tom kept practicing basketball after school every day ________ he could make the school team. A．if B．so that C．although D．until 【答案】B 【详解】句意：汤姆每天放学后坚持练习篮球，以便他能进入校队。 if如果；so that以便；although虽然；until直到。根据“Tom kept practicing basketball... he could make the school team.”可知，前句“坚持练习”是行动，后句“进入校队”是目的，so that引导目的状语从句，符合逻辑。 19．She wants to hide herself in order that others can’t find her. A．now B．such C．even D．so 【答案】D 【详解】句意：她想把自己藏起来，以便别人找不到她。 now现在；such如此/那样的；even甚至；so因此/以便。根据题干“hide herself”与“others can’t find her”可知，藏起来的目的是为了让别人找不到，应用so that表示“以便”，引导目的状语从句，应填so。 20．He speaks slowly ______ everyone can understand him. A．until B．although C．so that D．because 【答案】C 【详解】句意：他说得很慢，以便每个人都能听懂他的话。 until直到……为止；although尽管；so that以便，为了；because因为。根据“He speaks slowly”和“everyone can understand him”可知，此处表示目的，即“他说得慢是为了让大家都能听懂”，应填so that。 21．—Why did you write a letter to your parents? —I wrote to them ________ they could know how I feel. A．so that B．although C．until D．if 【答案】A 【详解】句意：——你为什么给父母写信？——我写信给他们以便他们能知道我的感受。 so that以便；although虽然；until直到；if如果。根据问句“Why”可知询问原因或目的，答语中“他们能知道我的感受”是写信的目的，so that引导目的状语从句，故选A。 22．The teacher spoke slowly ________ everyone could understand her. A．so that B．even though C．as soon as D．in order to 【答案】A 【详解】句意：老师讲得很慢，以便每个人都能理解她。 so that以便；even though即使；as soon as一……就……；in order to为了。空格后是完整的句子“everyone could understand her”，in order to后接动词原形，不能接句子，排除选项D。根据语境，老师说得慢是为了让学生理解，此处用so that引导的目的状语从句。even though引导让步状语从句，as soon as引导时间状语从句。 23．You should speak louder ________ everyone in the hall can hear you clearly. A．so that B．in order to C．because D．although 【答案】A 【详解】句意：你应该大声点说，以便大厅里的每个人都能清楚地听到你说话。 so that为了；in order to为了；because因为；although尽管。空格后是完整的句子，表示大声说的目的，用so that引导目的状语从句。in order to后接动词原形；because表原因，although表让步，均不符合语境。 24．I will finish my homework first this evening ________ I can have enough time to watch my favorite show. A．so that B．in order to C．such that D．because 【答案】A 【详解】句意：今晚我将先完成作业，以便我有足够的时间看我最喜欢的节目。 so that以便；in order to为了；such that使得；because因为。先完成作业的目的是有时间看最喜欢的节目，此句为目的状语从句。空格后是完整的句子，用so that引导目的状语从句。in order to后接动词原形，结构不符；because表原因，逻辑不通；such必须先接名词或名词短语，才能搭配that从句。 25．He booked the train ticket in advance ________ he wouldn’t miss the trip to the natural park. A．in order to B．because of C．so that D．until 【答案】C 【详解】句意：他提前预订了火车票，以便他不会错过自然公园的旅行。 in order to后接动词原形；because of后接名词或代词；until引导时间状语从句；so that引导目的状语从句，后接句子。空格后是句子“he wouldn’t miss...”。根据句意可知此处表目的，且后接句子，符合so that的用法。 26．Please speak clearly ________ everybody can understand what you mean. A．even though B．as long as C．so that D．only if 【答案】C 【详解】句意：请说清楚一些，以便每个人都能听懂你的意思。 even though即使；as long as只要；so that以便/为了；only if只有当。根据题干“speak clearly”与“everybody can understand”可知，说话清楚的目的是为了让别人听懂，应用so that引导目的状语从句，应填so that。 27．You will fail the exam ________ you study hard from now on. A．if B．unless C．as soon as D．so that 【答案】B 【详解】句意：除非你从现在开始努力学习，否则你会考试不及格。 if如果；unless除非；as soon as一……就……；so that以便。根据“You will fail the exam...you study hard from now on.”可知，不从现在开始努力学习，就会考试不及格，也就是“除非”从现在开始努力学习，才不会考试不及格，应填unless。 28．You can’t enter the room ________ you get the teacher’s permission. A．as soon as B．unless C．so that D．such that 【答案】B 【详解】句意：除非你得到老师的允许，否则你不能进入房间。 as soon as一…… 就……，引导时间状语从句；unless除非，引导条件状语从句；so that为了，引导目的或结果状语从句，D项通常用于such...that结构。结合语境，后句是前句的否定条件，用unless引导条件状语从句 29．—The air pollution here is getting more and more serious.          —Yes. The environment won’t improve ________ everyone takes action to protect it. A．unless B．if C．since D．because 【答案】A 【详解】句意：——这里的空气污染变得越来越严重了。——是的。除非每个人都采取行动保护它，否则环境不会改善。 unless除非；if如果；since自从；because因为。从句意可知，环境不会改善，除非大家采取行动，表示否定条件要用unless引导条件状语从句。 30．You will fail the final exam ________ you study hard from now on. A．if B．unless C．because D．as soon as 【答案】B 【详解】句意：除非你从现在开始努力学习，否则你期末考试会不及格。 if 如果；unless 除非；because 因为；as soon as 一……就……。根据句意逻辑可知，此处表示否定条件，意为“如果不努力学习就会不及格”，unless相当于 if not，符合语境。 31．The Monkey King can’t turn himself into a man ________ he hides his tail. A．as soon as B．unless C．if D．as long as 【答案】B 【详解】句意：美猴王不能把自己变成一个人，除非他把尾巴藏起来。考查连词辨析。 as soon as一……就……；unless除非；if如果；as long as只要。此处表示“除非”他藏起尾巴，否则不能变成人，主句为否定句can’t，应该用unless引导条件状语从句。 32．— On March 30, 2020, a forest fire broke out in Sichuan. — Yes. You can’t believe how terrible the fire is _______ you see it with your own eyes. A．unless B．because C．since D．though 【答案】A 【详解】句意：——2020 年 3 月 30 日，四川发生了一场森林火灾。——是的。除非你亲眼所见，否则你不会相信火灾有多么糟糕。 unless除非；because因为；since自从；though尽管。根据“you see it with your own eyes.”和“You can’t believe how terrible the fire is”可知，此处引导条件状语从句，unless相当于if not。符合语境。 33．You won’t achieve your goals ________ you work hard. A．if B．unless C．whether D．and 【答案】B 【详解】句意：除非你努力工作，否则你不会实现你的目标。 if如果；unless除非，如果不；whether是否；and和。根据主句“You won’t achieve your goals”是否定句，结合语境可知实现目标需要努力工作，unless相当于if not，引导条件状语从句，表示“如果不……就不……”，符合逻辑。应填unless。 34．We can’t pass the exam, ________ we study hard. A．or B．unless C．and D．if 【答案】B 【详解】句意：我们不能通过考试，除非我们努力学习。 or或者；unless除非；and和；if如果。根据前后句逻辑关系可知，此处表示“除非，如果不”，unless引导条件状语从句，符合语境。 35．Don’t bring food ________ the host asks you to. A．If B．unless C．when D．because 【答案】B 【详解】句意：不要带食物，除非主人邀请你这么做。 If（如果）：引导条件状语从句；Unless（除非）：引导条件状语从句，相当于if...not；When（当…… 时候）：引导时间状语从句；Because（因为）：引导原因状语从句。前后句的逻辑为 “除非主人邀请，否则不要带食物”，unless符合句意。 36．You will not leave a good impression on others ________ you follow basic social rules. A．if B．unless C．when D．since 【答案】B 【详解】句意：除非你遵守基本的社会规则，否则你不会给别人留下好印象。 if如果；unless除非；when当……时；since自从。根据“You will not leave a good impression on others”以及“you follow basic social rules”可知，遵守基本的社会规则是给别人留下好印象的条件，这里表达的是“除非……否则不会……”，应填unless。 37．The little boy won’t go to sleep ______ his mum tells a story. A．unless B．when C．while D．if 【答案】A 【详解】句意：这个小男孩不会去睡觉，除非他妈妈讲一个故事。 unless除非；when当……时候；while当……时候；if如果。根据“The little boy won’t go to sleep”与“his mum tells a story”之间的逻辑关系可知，此处表示条件，意为“除非妈妈讲故事，否则他不睡觉”，unless引导条件状语从句，符合句意。故选A。 38．The theatre will have to close _________ the government agrees to give support. A．because B．until C．if D．unless 【答案】D 【详解】句意：除非政府同意给予支持，否则这家剧院将不得不关闭。 because因为；until直到；if如果；unless除非。根据“The theatre will have to close”可知剧院面临关闭，结合“the government agrees to give support”可知此处表示条件，意为“除非”政府支持，否则就要关闭，故填unless。 39．It is not polite to ask someone’s age ________ you know them very well. A．if B．because C．when D．unless 【答案】D 【详解】句意：除非你非常了解某人，否则问他们的年龄是不礼貌的。 if如果；because因为；when当……时候；unless除非。结合社交常识，询问年龄通常是不礼貌的，除非双方关系非常亲密，应用unless“除非”，引导条件状语从句。 40．A plant can’t grow well ________ it gets enough sunlight and water. A．while B．since C．as D．unless 【答案】D 【详解】句意：植物如果得不到足够的阳光和水，就无法茁壮成长。   while当……时；since自从/既然；as因为/随着；unless除非。根据句意，植物生长需要阳光和水，缺少则无法生长良好，应用unless引导条件状语从句表示“除非”，应填unless。 41．Maybe you won’t enter your ideal senior high school ________ you try your best. A．if B．unless C．when D．since 【答案】B 【详解】句意：也许除非你尽力，否则你不会进入理想的高中。 if如果；unless除非/如果不；when当……时候；since自从/既然。根据“won’t enter... try your best”可知，前后为条件关系，表示“如果不尽力就不会进入”，unless引导条件状语从句，相当于if...not，符合语境。 42．You can’t imagine how moving the story is ________ you read it. A．so that B．as soon as C．if D．unless 【答案】D 【详解】句意：除非你读了这个故事，否则你无法想象它有多感人。 so that以便；as soon as一……就……；if如果；unless除非。根据主句“You can’t imagine”可知是否定语境，结合句意可知需要“除非……否则不”的逻辑，unless引导否定条件状语从句符合题意。应填unless。 43．You shouldn’t ask French people personal questions ________ you know them very well. A．because B．unless C．if D．though 【答案】B 【详解】句意：你不应该问法国人私人的问题，除非你非常了解他们。 because因为；unless除非；if如果；though虽然。根据“You shouldn’t ask French people personal questions”及“you know them very well”可知，前后为条件关系，表示“除非”很熟否则不要问私人问题，unless符合语境。 44．________ you finish your homework, you can’t watch TV. A．As soon as B．Unless C．So that D．Such that 【答案】B 【详解】句意：除非你完成作业，否则你不能看电视。 As soon as一……就……；Unless除非……否则……；So that以便；Such that如此……以至于……。根据句意可知，完成作业是看电视的前提条件，否则不允许看。Unless引导条件状语从句，符合语境。 45．—I hear Jane is the kindest among the girls in your class, right? —Yes. She always helps others ________ she’s free. A．since B．so C．as soon as D．even though 【答案】C 【详解】句意：——我听说简是你们班女生中最善良的，对吗？——是的。她一有空就总是帮助别人。 since“自从”，引导原因或时间状语；so“因此”，引导结果状语；as soon as“一……就……”，引导时间状语从句，表示动作紧接着发生；even though“即使”，引导让步状语。此处表示主句动作紧随从句动作发生，她一有空就会帮助别人，as soon as符合逻辑。 46．Millie is _______  patient that she always listens carefully when others talk. A．too B．very C．so D．much 【答案】C 【详解】句意：米莉是如此有耐心以至于当别人说话时她总是仔细听。 too太；very非常；so如此；much许多。分析句子可知，此处考查固定句型so…that…，意为“如此……以至于……”，引导结果状语从句，表示米莉很有耐心。故选C。 47．He ________ about the homeless pets that he volunteers at the animal shelter on weekends. A．worries too much B．worries more much C．cares too much D．cares so much 【答案】D 【详解】句意：他如此关心无家可归的宠物，以至于他周末在动物收容所做志愿者。 根据“that”从句可知，此处考查固定句型so…that…，意为“如此……，以至于……”，排除选项A、B和C，cares意为“关心”，此处表达的意思是“关心”宠物，因此，去做志愿者。 48．— Why did Sam get up so early this morning? — He got up early ________ he wouldn’t miss the first bus. A．in order to B．so as to C．because D．so that 【答案】D 【详解】句意：——萨姆今天早上为什么起得这么早？——他起得早以便他不会错过第一班车。 in order to为了……，so as to为了……，because因为……，so that为了……，空格后是一个完整的句子“he wouldn’t miss the first bus”，in order to和so as to后接动词原形，不能引导从句，排除A和B。because引导原因状语从句，so that引导目的状语从句。根据语境，早起是为了不错过公交车，表目的而非原因。 49．We can’t finish the work today ________ we work harder. A．if B．unless C．because D．when 【答案】B 【详解】句意：除非我们更加努力，否则我们今天无法完成这项工作。 if如果；unless除非；because因为；when当……时候。根据“We can’t finish the work today”与“we work harder”可知，前后为条件关系，表示“除非……否则不能”，unless引导条件状语从句符合语境。应填unless。 50．People don’t kiss each other on the cheek ________ they are good friends. A．unless B．if C．because D．though 【答案】A 【详解】句意：人们不会互相亲吻脸颊，除非他们是好朋友。   unless除非；if如果；because因为；though虽然。根据“don’t kiss”及“they are good friends”可知，亲吻脸颊是有条件的，只有好朋友之间才会这样做，unless引导条件状语从句表示“除非”，unless符合语境。 2 立足新教材，自学有章法，练习有重点！ 1 立足新教材，自学有章法，练习有重点！ 学科网（北京）股份有限公司 $ 2025-2026学年一线教师制作新教材英语核心题型讲通练透系列资料，名师甄选！ 2025-2026学年一线教师制作新教材英语核心题型讲通练透系列资料，名师甄选！ Unit 6 Crossing Cultures 单元Grammar：unless, as soon as, so…that引导的状语从句精讲精练   知   识   梳   理 引导连词 从句类型 中文含义 核心用法规则 时态搭配 （主将从现） unless 条件状语从句 除非；如果不 相当于 if...not，引导否定条件 主句将来时 / 祈使句，从句用一般现在时 as soon as 时间状语从句 一…… 就…… 强调两个动作紧接着发生 主句将来时，从句一般现在时； 过去场景主从句都用一般过去时 so…that 结果状语从句 如此…… 以至于…… 结构：so + 形容词 / 副词 + that 从句 从句常含 can/could/will/won't 主从句时态保持一致   语   法   精   练 一、单项选择 1．He got up early ________ he could catch the first bus to school. A．although B．until C．so that D．as 2．I will call you ________ I arrive at the airport. A．as soon as B．as good as C．as long as D．as well as 3．______ you finish your homework, please hand it in immediately. A．As soon as B．Even though C．So that D．In order to 4．I will send you a message _______ I arrive at the train station. A．as well as B．as soon as C．as far as D．as long as 5．We will start the meeting ________ the manager arrives. Don’t be late. A．even if B．as long as C．as soon as D．so that 6．Please tell me ________ you finish reading the book. A．as soon as B．as well as C．as long as D．as far as 7．________ the mother heard her daughter shouting for help, she ran out of the room quickly. A．Unless B．Although C．As soon as D．Before 8．Take off your shoes ________ you enter someone’s home. A．as soon as B．so that C．unless D．though 9．I will tell Lucy the exciting news ________ she comes home from the library. A．as soon as B．even though C．as well as D．in order that 10．—Would you please give this new novel to Jack? —Certainly, ________ he comes back. A．before B．as soon as C．until D．unless 11．________ the teacher came in, the students stopped talking at once. A．Unless B．So that C．Because D．As soon as 12．I will call you ________ I arrive at the railway station. A．unless B．as soon as C．so that D．such that 13．The movie is ________ exciting ________ I want to watch it again. A．too; to B．enough; to C．such; that D．so; that 14．Why don’t we start the trip a little earlier than planned ________ we won’t have to hurry even if there is heavy traffic on the way? A．in order to B．so that C．even if D．because of 15．—I stayed up unusually late last night watching an exciting movie, so I am feeling extremely tired and sleepy in class today. —In that case, you should go to bed early tonight ________ you can get a full and proper rest before tomorrow’s important final exam. A．so that B．as soon as C．as long as D．in order to 16．We climbed higher ________ we could get a better view. A．because B．so that C．when D．as long as 17．We must keep our voices down in the reading room ________ we will not disturb other readers. A．enough to B．in order to C．such that D．so that 18．Tom kept practicing basketball after school every day ________ he could make the school team. A．if B．so that C．although D．until 19．She wants to hide herself in order that others can’t find her. A．now B．such C．even D．so 20．He speaks slowly ______ everyone can understand him. A．until B．although C．so that D．because 21．—Why did you write a letter to your parents? —I wrote to them ________ they could know how I feel. A．so that B．although C．until D．if 22．The teacher spoke slowly ________ everyone could understand her. A．so that B．even though C．as soon as D．in order to 23．You should speak louder ________ everyone in the hall can hear you clearly. A．so that B．in order to C．because D．although 24．I will finish my homework first this evening ________ I can have enough time to watch my favorite show. A．so that B．in order to C．such that D．because 25．He booked the train ticket in advance ________ he wouldn’t miss the trip to the natural park. A．in order to B．because of C．so that D．until 26．Please speak clearly ________ everybody can understand what you mean. A．even though B．as long as C．so that D．only if 27．You will fail the exam ________ you study hard from now on. A．if B．unless C．as soon as D．so that 28．You can’t enter the room ________ you get the teacher’s permission. A．as soon as B．unless C．so that D．such that 29．—The air pollution here is getting more and more serious.          —Yes. The environment won’t improve ________ everyone takes action to protect it. A．unless B．if C．since D．because 30．You will fail the final exam ________ you study hard from now on. A．if B．unless C．because D．as soon as 31．The Monkey King can’t turn himself into a man ________ he hides his tail. A．as soon as B．unless C．if D．as long as 32．— On March 30, 2020, a forest fire broke out in Sichuan. — Yes. You can’t believe how terrible the fire is _______ you see it with your own eyes. A．unless B．because C．since D．though 33．You won’t achieve your goals ________ you work hard. A．if B．unless C．whether D．and 34．We can’t pass the exam, ________ we study hard. A．or B．unless C．and D．if 35．Don’t bring food ________ the host asks you to. A．If B．unless C．when D．because 36．You will not leave a good impression on others ________ you follow basic social rules. A．if B．unless C．when D．since 37．The little boy won’t go to sleep ______ his mum tells a story. A．unless B．when C．while D．if 38．The theatre will have to close _________ the government agrees to give support. A．because B．until C．if D．unless 39．It is not polite to ask someone’s age ________ you know them very well. A．if B．because C．when D．unless 40．A plant can’t grow well ________ it gets enough sunlight and water. A．while B．since C．as D．unless 41．Maybe you won’t enter your ideal senior high school ________ you try your best. A．if B．unless C．when D．since 42．You can’t imagine how moving the story is ________ you read it. A．so that B．as soon as C．if D．unless 43．You shouldn’t ask French people personal questions ________ you know them very well. A．because B．unless C．if D．though 44．________ you finish your homework, you can’t watch TV. A．As soon as B．Unless C．So that D．Such that 45．—I hear Jane is the kindest among the girls in your class, right? —Yes. She always helps others ________ she’s free. A．since B．so C．as soon as D．even though 46．Millie is _______  patient that she always listens carefully when others talk. A．too B．very C．so D．much 47．He ________ about the homeless pets that he volunteers at the animal shelter on weekends. A．worries too much B．worries more much C．cares too much D．cares so much 48．— Why did Sam get up so early this morning? — He got up early ________ he wouldn’t miss the first bus. A．in order to B．so as to C．because D．so that 49．We can’t finish the work today ________ we work harder. A．if B．unless C．because D．when 50．People don’t kiss each other on the cheek ________ they are good friends. A．unless B．if C．because D．though 2 立足新教材，自学有章法，练习有重点！ 5 立足新教材，自学有章法，练习有重点！ 学科网（北京）股份有限公司 $