Unit 6 TV programmes 语法Grammar If,unless引导的条件状语从句-2025-2026学年九年级英语上册单元重难点易错题精练（牛津译林版）

班级 姓名 学号 分数 Unit 6 TV programmes If,unless引导的条件状语从句 （时间：60分钟，满分：100分） If 引导的条件状语句 ◆◆引导条件状语从句最常用的连词是if。 if 引导的条件句有真实条件句和非真实条件句两种（非真实条件句会在以后的虚拟语气中阐述），其引导的真实条件状语从句表示在某种条件下某事很可能发生。 在if引导的条件状语从句中，符合以下原则： ★原则1：主将从现 主句是一般将来时，从句用一般现在时。 例： If my brother comes back, he will take me to the park. ★原则2：主情从现  主句含有情态动词can/may/might/must/should等，从句用一般现在时。 例： If you want to be healthy, you should keep a good diet. ★原则3：主祈从现 主句是祈使句，从句用一般现在时。 例： Don’t play with the knife if you don’t want to get hurt. Unless引导的条件状语从句 ◆◆unless引导的条件状语从句：unless= if …not “除非, 如果不” ① Let's go out for a walk unless you are too tired. = If you are not too tied, let's go out for a walk. 我们出去散步吧，除非你太累 ②You will fail to arrive there in time unless you start earlier. =If you don’t start earlier, you will fail to arrive there in time. 如果你不早点动身,你就不能及时赶到那儿。 ③Unless it rains, the game will be played. = If it doesn’t rain, the game will be played. 除非下雨,比赛将照常进行。 ④My baby sister never cries unless she is hungry. = My baby sister never cries if she isn’t hungry. 我的妹妹不会乱哭，除非她饿了。 ◆◆位置： 由if引导的条件状语从句，可放在主句前面或后面。 If we go to the beach, we need to take sun cream. = We need to take sun cream if we go to the beach. 如果我们去海滩，我们需要带上防晒霜。 1、 单项选择(本大题共40小题，每小题2分，共80分) 1．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 2．You will be good at what you are learning ________ you practice hard. A．if B．but C．unless D．or 3．It’s impossible to achieve anything________ you are afraid of difficulties and give up easily. A．though B．if C．unless D．until 4．You can taste the delicious rice noodles ________ you come to Yunnan. A．if B．though C．unless D．but 5．________ 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 6．________ we have spare time, we can exercise outdoors and enjoy nature. A．If B．Until C．Before D．Though 7．________ you visit my hometown, Gansu. Don’t miss Lanzhou Beef Noodles. It is a popular local snack. A．Although B．Unless C．If D．Before 8．You will know more about its culture ________ you go around Lianyungang. A．if B．because C．though D．unless 9．—We will win the competition ________ we all pull together. —Yes. Teamwork plays an important role. A．if B．but C．though D．unless 10．—I’m worried about the English exam tomorrow. —Take it easy. You’ll perform well ________ you review the key points tonight. A．until B．while C．if D．unless 11．________ you are lazy in spring, you will get nothing in autumn. A．Before B．Until C．If 12．________ we show great interest in something, our brain will be more active and it will also be easier to learn it well. A．Unless B．Though C．If 13．You should go home now ________ you do not want to be caught in the rain. A．if B．so C．unless D．although 14．________ an online friend wants to meet you in person, never agree. A．Since B．After C．Because D．If 15．—I’ll go to the concert with you ________ I finish my homework. —Deal! A．unless B．if C．until D．though 16．—Tom, I’m planning to go hiking this weekend, but I’m not sure if the weather will be good. —Well, you could go to the museum ________ the weather is always bad. A．or B．because C．although D．if 17．It’s always a good idea to tour around Mount Huangshan ________ you’d like to see a mountain. A．if B．unless C．before D．though 18．Go to someone for help ________ you have problems with maths. A．so B．but C．and D．if 19．It would be good __________ you could practice 30 minutes a day. A．as B．if C．even if D．although 20．You can feel better _________ you take a walk in the park just for 20 minutes. A．if B．because C．though D．or 21．Dreams won’t come true ________ you work hard for them. A．so B．unless C．until 22．________ you’ve tried it, you can’t imagine how pleasant the journey to Sanya is. A．If B．Though C．Unless 23．—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 24．—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 25．You are impossible to pass the exam _________ you study hard. A．as B．because C．if D．unless 26．You won’t truly understand others’ feelings ________ you go through something similar yourself. A．though B．if C．when D．unless 27．________ 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 28．You won’t see a better scene of the village ________ you reach the top of the hill. A．because B．if C．unless 29．—Don’t use your brother’s computer ________ you’re allowed to. —OK. I won’t do anything without being allowed. A．if B．because C．though D．unless 30．We can never reach success ________ we keep practicing through failures. A．until B．because C．if D．unless 31．________ you’ve tried it, you can’t imagine how pleasant the journey to Harbin is. A．Until B．Though C．Unless D．If 32．Keep fighting! I believe you’ll surely make your dream come true ________ you give it up halfway. A．if B．after C．because D．unless 33．The kind boy decided not to leave ________ the owner of the wallet came. A．if B．after C．because D．unless 34．_________ you’ve tried it, you can’t imagine how pleasant the journey to Sanya is. A．If B．Though C．Also D．Unless 35．It is impossible to achieve anything ________ you are brave enough to overcome difficulties. A．if B．though C．until D．unless 36．________ it rains tomorrow, we will still have the school picnic as planned. A．If B．Unless C．Although D．Because 37．Our English teacher often says, “You will not pass the exam ________ you work hard.” A．if B．unless C．since D．when 38．—Do you think the weather will be perfect for the picnic? —No. ________ we are lucky enough. The weather report says it will be quite hot. A．unless B．until C．if 39．—Too much work has made me tired recently, Mrs Li. —I know. But a small tree won’t grow into a big one ________ it experiences lots of winds and rains. A．unless B．though C．since D．if 40．You can’t imagine how delicious the seafood soup is ________ you’ve tasted it. A．unless B．if C．though D．since 二、完成句子(本大题共10小题，每小题2分，共20分) 41．如果你喜欢粤剧，为什么不去粤剧艺术博物馆呢? you like Cantonese Opera, go to the Cantonese Opera Art Museum? 42．要购买这批电脑，我们需要一大笔资金。 A great deal of money if we want to buy these computers. 43．如果明天下雨，我就不能和同学一起去郊游了。（完成译句） it tomorrow, I can’t go for an outing with my classmates. 44．我不知道他明天是否会来，如果他来我就告诉你。 I don’t know he will come here or not tomorrow, but he does, I will tell you. 45．如果你一直遵守承诺，你就会赢得其他人的信任。 If you all the time, you will win others’ trust. 46．如果你不努力学习，你是不会通过考试的。 You pass the exam you work hard. 47．除非你上课认真听讲，不然你就做不出这些数学题。 you listen carefully in class, you work these Maths problems out. 48．除非大雪能马上停止下，否则在这样深厚的积雪中，人们出行都步履艰辛。 People in such deep snow unless the heavy snow stopped falling. 49．你可以选这个节目看，除非你很容易感到害怕。 You can choose this programme to watch . 50．除非你尝试，否则你将永远不知道。 You’ll know, you try. 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 $$ 班级 姓名 学号 分数 Unit 6 TV programmes If,unless引导的条件状语从句 （时间：60分钟，满分：100分） If 引导的条件状语句 ◆◆引导条件状语从句最常用的连词是if。 if 引导的条件句有真实条件句和非真实条件句两种（非真实条件句会在以后的虚拟语气中阐述），其引导的真实条件状语从句表示在某种条件下某事很可能发生。 在if引导的条件状语从句中，符合以下原则： ★原则1：主将从现 主句是一般将来时，从句用一般现在时。 例： If my brother comes back, he will take me to the park. ★原则2：主情从现  主句含有情态动词can/may/might/must/should等，从句用一般现在时。 例： If you want to be healthy, you should keep a good diet. ★原则3：主祈从现 主句是祈使句，从句用一般现在时。 例： Don’t play with the knife if you don’t want to get hurt. Unless引导的条件状语从句 ◆◆unless引导的条件状语从句：unless= if …not “除非, 如果不” ① Let's go out for a walk unless you are too tired. = If you are not too tied, let's go out for a walk. 我们出去散步吧，除非你太累 ②You will fail to arrive there in time unless you start earlier. =If you don’t start earlier, you will fail to arrive there in time. 如果你不早点动身,你就不能及时赶到那儿。 ③Unless it rains, the game will be played. = If it doesn’t rain, the game will be played. 除非下雨,比赛将照常进行。 ④My baby sister never cries unless she is hungry. = My baby sister never cries if she isn’t hungry. 我的妹妹不会乱哭，除非她饿了。 ◆◆位置： 由if引导的条件状语从句，可放在主句前面或后面。 If we go to the beach, we need to take sun cream. = We need to take sun cream if we go to the beach. 如果我们去海滩，我们需要带上防晒霜。 1、 单项选择(本大题共40小题，每小题2分，共80分) 1．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。 2．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。 3．It’s impossible to achieve anything________ you are afraid of difficulties and give up easily. A．though B．if C．unless D．until 【答案】B 【详解】句意：如果你害怕困难并轻易放弃，就不可能取得任何成就。 考查连词辨析。though尽管；if如果；unless除非；until直到。根据“you are afraid of difficulties and give up easily.”可知，如果害怕困难并轻易放弃，就不可能取得任何成就。故选B。 4．You can taste the delicious rice noodles ________ you come to Yunnan. A．if B．though C．unless D．but 【答案】A 【详解】句意：如果你来云南，你可以品尝到美味的米线。 考查连词辨析。if如果；though尽管；unless除非；but但是。if you come to Yunnan是taste the delicious rice noodles的肯定条件，需用if引导条件状语从句。故选A。 5．________ 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。 6．________ we have spare time, we can exercise outdoors and enjoy nature. A．If B．Until C．Before D．Though 【答案】A 【详解】句意：如果我们有空闲时间，我们可以在户外锻炼，享受大自然。 考查连词。If如果；Until直到；Before在……以前；Though虽然。根据“…we have spare time, we can exercise outdoors and enjoy nature.”的语境可知，此处表示条件假设的关系，if符合。故选A。 7．________ you visit my hometown, Gansu. Don’t miss Lanzhou Beef Noodles. It is a popular local snack. A．Although B．Unless C．If D．Before 【答案】C 【详解】句意：如果你来我家乡甘肃，一定不要错过兰州牛肉面。这是一种受欢迎的地方小吃。 考查连词辨析。although虽然；unless除非；if如果；before在……之前。根据“...you visit my hometown.”与“Don’t miss Lanzhou Beef Noodles.”可知，前句是后句的条件，此处用if引导条件状语从句。故选C。 8．You will know more about its culture ________ you go around Lianyungang. A．if B．because C．though D．unless 【答案】A 【详解】句意：如果你在连云港四处游览，你将会更多地了解它的文化。 考查连词辨析。if如果；because因为；though虽然；unless除非。根据“you go around Lianyungang”与“You will know more about its culture”之间的逻辑关系可知，这里是条件关系，“你在连云港四处游览”是“你将会更多地了解它的文化”的条件。故选A。 9．—We will win the competition ________ we all pull together. —Yes. Teamwork plays an important role. A．if B．but C．though D．unless 【答案】A 【详解】句意：——如果我们齐心协力，我们就会赢得这场比赛。  ——是的。团队合作起着重要的作用。 考查连词辨析。if如果，引导条件状语从句；but但是，表示转折关系；though尽管，引导让步状语从句；unless除非，引导条件状语从句，相当于if…not。根据“Teamwork plays an important role.”可知，“we all pull together”是主句成立的肯定条件，因此此处用if引导的条件状语从句。故选A。 10．—I’m worried about the English exam tomorrow. —Take it easy. You’ll perform well ________ you review the key points tonight. A．until B．while C．if D．unless 【答案】C 【详解】句意：——我担心明天的英语考试。——别紧张。如果你今晚复习重点，你会考好的。 考查连词。until直到；while当……时；if如果；unless除非。根据“You’ll perform well ... you review the key points tonight.”可知，如果复习重点，你就会考好。故选C。 11．________ you are lazy in spring, you will get nothing in autumn. A．Before B．Until C．If 【答案】C 【详解】句意：如果你在春天懒惰，秋天你将一无所获。 考查If引导的条件状语从句。Before在……之前；Until直到；If如果。根据“...you are lazy in spring, you will get nothing in autumn.”可知，前后为条件关系，懒惰导致无收获，需用表假设的连词。故选C。 12．________ we show great interest in something, our brain will be more active and it will also be easier to learn it well. A．Unless B．Though C．If 【答案】C 【详解】句意：如果我们对某事表现出极大的兴趣，我们的大脑就会更加活跃，也会更容易学好它。 考查连词辨析。Unless除非，如果不；Though虽然；If如果。分析句子可知，“we show great interest in something”是“our brain will be more active and it will also be easier to learn it well”的肯定条件，空处应用if，引导条件状语从句。故选C。 13．You should go home now ________ you do not want to be caught in the rain. A．if B．so C．unless D．although 【答案】A 【详解】句意：如果你不想被雨困住，你现在就应该回家。 考查连词辨析。if如果，引导条件状语从句；so所以，表因果；unless除非，引导条件状语从句；although虽然，引导让步状语从句。根据语境，“you do not want to be caught in the rain”是“you should go home now”的条件，用if引导条件状语从句。故选A。 14．________ an online friend wants to meet you in person, never agree. A．Since B．After C．Because D．If 【答案】D 【详解】句意：如果一个网友想和你见面，千万不要同意。 考查连词辨析。Since既然；After在……之后；Because因为；If如果。根据“...an online friend wants to meet you in person, never agree.”可知，前句是后句的条件，因此此处用If引导条件状语从句。故选D。 15．—I’ll go to the concert with you ________ I finish my homework. —Deal! A．unless B．if C．until D．though 【答案】B 【详解】句意：——如果我做完作业，我就和你一起去听音乐会。——成交！ 考查连词辨析。unless除非；if如果；until直到；though虽然。根据“I’ll go to the concert with you… I finish my homework.”的语境可知，此处表示条件，指如果做完作业，就会和对方一起去听音乐会，if符合。故选B。 16．—Tom, I’m planning to go hiking this weekend, but I’m not sure if the weather will be good. —Well, you could go to the museum ________ the weather is always bad. A．or B．because C．although D．if 【答案】D 【详解】句意：——汤姆，我这周末计划去远足，但是我不确定天气是否会好。——哦，如果天气一直很糟糕，你可以去博物馆。 考查连词辨析。or或者；because因为；although尽管；if如果。“the weather is always bad”是“you could go to the museum”的条件，if“如果”引导条件状语从句。故选D。 17．It’s always a good idea to tour around Mount Huangshan ________ you’d like to see a mountain. A．if B．unless C．before D．though 【答案】A 【详解】句意：如果你想看一座山，游览黄山总是个好主意。 考查连词辨析。if如果；unless除非；before在……之前；though虽然。根据“It’s always a good idea to tour around Mount Huangshan”和“you’d like to see a mountain.”可知，空处考查if引导的条件状语从句，后句是前句的条件。故选A。 18．Go to someone for help ________ you have problems with maths. A．so B．but C．and D．if 【答案】D 【详解】句意：如果你在数学上有问题，可以向别人寻求帮助。 考查连词辨析。so所以；but但是；and和；if如果。根据“Go to someone for help... you have problems with maths.”可知，“如果你在数学方面有问题”是“就去找人帮忙”的条件，因此，if符合语境和逻辑关系。故选D。 19．It would be good __________ you could practice 30 minutes a day. A．as B．if C．even if D．although 【答案】B 【详解】句意：如果你每天能练习30分钟，那就太好了。 考查连词辨析。as因为；if如果；even if即使；although尽管。根据“It would be good…you could practice 30 minutes a day.”可知，此处表示“如果每天练习30分钟会很好”，if引导的条件状语从句，符合语境，故选B。 20．You can feel better _________ you take a walk in the park just for 20 minutes. A．if B．because C．though D．or 【答案】A 【详解】句意：如果你在公园里散步20分钟，你会感觉更好。 考查连词辨析。if如果；because因为；though虽然；or或。根据“You can feel better…you take a walk in the park just for 20 minutes.”可知，此处表示条件，指感觉更好的条件是在公园里散步20分钟，应用if引导条件状语从句。故选A。 21．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。 22．________ 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。 23．—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。 24．—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。 25．You are impossible to pass the exam _________ you study hard. A．as B．because C．if D．unless 【答案】D 【详解】句意：除非你努力学习，否则你不可能通过考试。 考查连词辨析。as当……时；because因为；if如果；unless除非。根据空前后关系可知，空处需unless引导条件状语从句。故选D。 26．You won’t truly understand others’ feelings ________ you go through something similar yourself. A．though B．if C．when D．unless 【答案】D 【详解】句意：除非你自己经历过类似的事情，否则你不会真正理解别人的感受。 考查连词辨析。though虽然，引导让步状语从句；if如果，引导条件状语从句；when当……时候，引导时间状语从句；unless除非，引导条件状语从句，相当于if not。根据语境可知，此处是在描述一种条件关系，即“除非你自己经历过类似的事情，否则你不会真正理解别人的感受”，所以应该用unless。故选D。 27．________ 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。 28．You won’t see a better scene of the village ________ you reach the top of the hill. A．because B．if C．unless 【答案】C 【详解】句意：除非你到达山顶，否则你不会看到比这更好的村庄景色。 考查连词辨析。because因为；if如果；unless除非，如果不。分析“You won’t see a better scene of the village...you reach the top of the hill.”可知，后句是前句的否定条件，应用unless引导条件状语从句。故选C。 29．—Don’t use your brother’s computer ________ you’re allowed to. —OK. I won’t do anything without being allowed. A．if B．because C．though D．unless 【答案】D 【详解】句意：——不要使用你哥哥的电脑，除非你被允许。——好的。未经允许我不会做任何事。 考查连词辨析。if如果；because因为；though虽然；unless除非。根据“I won’t do anything without being allowed.”可知是指除非被允许，否则不可以用电脑，故选D。 30．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。 31．________ you’ve tried it, you can’t imagine how pleasant the journey to Harbin is. A．Until B．Though C．Unless D．If 【答案】C 【详解】句意：除非你尝试过，否则你无法想象去哈尔滨的旅程有多愉快。    考查连词辨析。Until直到……为止，强调时间上的延续；Though虽然，引导让步状语从句；Unless除非，如果不，相当于“if...not”，引导条件状语从句；If如果，引导条件状语从句。 根据“ ... you’ve tried it, you can’t imagine how pleasant the journey to Harbin is.”可知，除非尝试过，否则无法想象去哈尔滨的旅行是多么愉快，Unless符合句意。故选C。 32．Keep fighting! I believe you’ll surely make your dream come true ________ you give it up halfway. A．if B．after C．because D．unless 【答案】D 【详解】句意：继续奋斗！我相信你一定能实现你的梦想，除非你半途而废。    考查连词辨析。if 如果；after 在……之后；because 因为；unless 除非。根据“I believe you’ll surely make your dream come true …you give it up halfway”可推知，空格处需填入一个表示否定条件的连词，即“你一定能实现你的梦想，除非你半途而废”。unless 符合语境，表示“除非”，引导条件状语从句。故选D。 33．The kind boy decided not to leave ________ the owner of the wallet came. A．if B．after C．because D．unless 【答案】D 【详解】句意：善良的男孩决定，除非钱包的主人来了，否则他不会离开。 考查连词辨析。if如果；after在……以后；because因为；unless。根据“The kind boy decided not to leave...the owner of the wallet came.”可知，后句是前句的否定条件，应用unless引导条件状语从句。故选D。 34．_________ you’ve tried it, you can’t imagine how pleasant the journey to Sanya is. A．If B．Though C．Also D．Unless 【答案】D 【详解】句意：除非你试过，否则你无法想象去三亚的旅行是多么愉快。 考查连词辨析。If如果；Though虽然；Also也；Unless除非。句子意为“除非”你尝试过，否则你无法想象去三亚的旅程有多愉快。故选D。 35．It is impossible to achieve anything ________ you are brave enough to overcome difficulties. A．if B．though C．until D．unless 【答案】D 【详解】句意：除非你有足够的勇气克服困难，否则是不可能取得任何成就的。 考查连词辨析。if如果；though尽管；until直到；unless除非。根据“you are brave enough to overcome difficulties.”可知，后一句是前一句的否定条件，如果没有足够的勇气克服困难，是不可能取得任何成就的，应用unless引导条件状语从句。故选D。 36．________ it rains tomorrow, we will still have the school picnic as planned. A．If B．Unless C．Although D．Because 【答案】B 【详解】句意：除非明天下雨，否则我们仍将按计划举行学校野餐。 考查连词辨析。If如果；Unless除非；Although尽管；Because因为。根据“it rains tomorrow, we will still have the school picnic as planned.”可知，前句是后句的否定条件，应用unless引导条件状语从句。故选B。 37．Our English teacher often says, “You will not pass the exam ________ you work hard.” A．if B．unless C．since D．when 【答案】B 【详解】句意：我们的班主任经常说：“除非你努力学习，否则你不会通过考试。” 考查连词辨析。if如果；unless除非，如果不；since自从；when当……时候。根据“You will not pass the exam...you work hard.”可知，此处是指如果你不努力学习，就不会通过考试，应用unless引导条件状语从句。故选B。 38．—Do you think the weather will be perfect for the picnic? —No. ________ we are lucky enough. The weather report says it will be quite hot. A．unless B．until C．if 【答案】A 【详解】句意：——你认为这天气适合野餐吗？——不，除非我们足够幸运。天气预报说今天会很热。 考查连词辨析。unless除非；until直到；if如果。根据“No.”和“The weather report says it will be quite hot.”以及选项可知，说话人认为除非足够幸运才有好天气的可能，否则这天气不适合野餐。故选A。 39．—Too much work has made me tired recently, Mrs Li. —I know. But a small tree won’t grow into a big one ________ it experiences lots of winds and rains. A．unless B．though C．since D．if 【答案】A 【详解】句意：——李太太，太多的工作让我最近很累。——我知道。但是，一棵小树不会长成一棵大树，除非它经历了很多风雨。 考查连词辨析。unless除非；though虽然；since自从；if如果。分析句子可知，后句是前句的否定条件，即：如果小树不经历很多风雨，它不会长成一棵大树，用unless引导条件状语从句。故选A。 40．You can’t imagine how delicious the seafood soup is ________ you’ve tasted it. A．unless B．if C．though D．since 【答案】A 【详解】句意：除非你尝过海鲜汤，否则你无法想象它有多美味。 考查连词辨析。unless除非；if如果；though尽管；since自从。根据“You can’t imagine how delicious the seafood soup is…you’ve tasted it.”可知，此处应用unless引导引导条件状语从句。故选A。 二、完成句子(本大题共10小题，每小题2分，共20分) 41．如果你喜欢粤剧，为什么不去粤剧艺术博物馆呢? you like Cantonese Opera, go to the Cantonese Opera Art Museum? 【答案】 If why not 【详解】对比所给中英文可知，设空处为“如果”以及“为什么不”；if“如果”，句首首字母大写；why not“为什么不”，后接动词原形。故填If；why；not。 42．要购买这批电脑，我们需要一大笔资金。 A great deal of money if we want to buy these computers. 【答案】 will be needed 【详解】对比中英文可知，空处缺少“将需要”；主语“A great deal of money”与动词need“需要”是被动关系，应用被动语态；再根据“if we want to buy these computers”可知，句子为条件状语从句，遵循“主将从现”原则，从句时态为一般现在时，主句时态应用一般将来时，所以这里应用一般将来时的被动语态，其结构为will be done，动词need的过去分词为needed。故填will；be；needed。 43．如果明天下雨，我就不能和同学一起去郊游了。（完成译句） it tomorrow, I can’t go for an outing with my classmates. 【答案】 If rains 【详解】根据中英文对照可知，if“如果”，引导条件状语从句，遵循“主将从现”原则，从句用一般现在时，主语是第三人称单数it，谓语动词rain“下雨”用三单形式。故填If；rains。 44．我不知道他明天是否会来，如果他来我就告诉你。 I don’t know he will come here or not tomorrow, but he does, I will tell you. 【答案】 whether/if if 【详解】whether/if“是否”，引导宾语从句，if“如果”，引导条件状语从句。故填whether/if；if。 45．如果你一直遵守承诺，你就会赢得其他人的信任。 If you all the time, you will win others’ trust. 【答案】keep your promises 【详解】分析题干可知，空处是if引导的条件状语从句，遵循“主将从现”原则，所以空处用一般现在时；中英文对照可知，空处缺少“遵守承诺”，keep your promises“遵守承诺”，主语为you，所以动词用原形。故填keep your promises。 46．如果你不努力学习，你是不会通过考试的。 You pass the exam you work hard. 【答案】 won’t unless 【详解】unless“如果不”，引导条件状语从句，时态上遵循“主将从现”原则，从句用一般现在时，主句用一般将来时（will do），“不会”won’t，后跟动词原形。故填won’t；unless。 47．除非你上课认真听讲，不然你就做不出这些数学题。 you listen carefully in class, you work these Maths problems out. 【答案】 Unless won’t/can’t 【详解】unless“除非”，引导条件状语从句，遵循“主将从现”原则；从句用一般现在时，主句应含有情态动词can或主句用一般将来时，其结构为“will do”；主句为否定句，第二空应用won’t/can’t；且句首首字母要大写。故填Unless；won’t/can’t。 48．除非大雪能马上停止下，否则在这样深厚的积雪中，人们出行都步履艰辛。 People in such deep snow unless the heavy snow stopped falling. 【答案】would travel hard 【详解】对比中英文可知，空处缺少“出行都步履艰辛”；根据英文题干和汉语提示可知， 此处考查travel hard“艰难地行进、艰难地旅行”，其中hard为副词，在句中作状语；此句是条件状语从句，从句时态为一般过去时，所以主句应用过去将来时，其结构为would do。故填would travel hard。 49．你可以选这个节目看，除非你很容易感到害怕。 You can choose this programme to watch . 【答案】unless you get scared easily 【详解】根据汉语提示及“You can choose this programme to watch…”可知，此处指的是除非你很容易感到害怕。unless“除非”，句子应为“unless”引导的条件状语从句，you“你”，从句主语；get“变得”，系动词；scared“害怕的”，形容词作表语；easily“容易地”，副词修饰动词“get”。故填unless you get scared easily。 50．除非你尝试，否则你将永远不知道。 You’ll know, you try. 【答案】 never unless 【详解】根据中英文对照可知，never表示“从不，决不”；unless“除非”，引导条件状语从句。故填never；unless。 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 $$