资源简介 中小学教育资源及组卷应用平台2025秋人教版英语八年级上册单元语法巩固练习Unit 8 Let's Communicate! if 引导的条件状语从句一、单项选择1.If it ________ tomorrow, we won’t have a fashion show.A.rains B.will rain C.rained D.doesn’t rain2.You will catch the early bus ________ you get up early.A.or B.but C.so D.if3.Dad and I will go to see a movie ________ I can finish my homework before 7: 00 p.m.A.but B.and C.if D.so4.________ worry if you ________ hungry.A.Not; are B.Don’t; will be C.Not, will be D.Don’t; are.5.—Happiness is about having each tiny wish come true.—________we work hard, we’ll make our life full of happiness.A.If B.Unless C.Though D.Whether6.Start with a small talk ________ you want to break the ice.A.and B.but C.if7.________ it doesn’t rain tomorrow, I’m going to climb the mountain with my cousin.A.Though B.Until C.But D.If8.I am not sure if it ________ tomorrow. If it ________, we can’t go for a picnic.A.will rain; will rain B.rains; rains C.will rain; rains9.—If you ________ after 6:30 tomorrow morning, you ________ the train.—Could you wake me up at 6:00 A.get up; will miss B.will get up; miss C.get up; miss10.—You can certainly do it well ______ you keep on trying the rock climbing.—All right. I will try again.A.if B.or C.so D.but11.You can play outside ________ you finish your homework on time.A.if B.or C.so12.—If it ________ tomorrow, we will go for a picnic at Shouxi Park.—Sounds great!A.won’t rain B.doesn’t rain C.aren’t rain13.—Do you know if they ________ to play football with us tomorrow.—I think they will come if they ________ free.A.will come; will be B.will come; are C.come; are D.come; are14.Never give up. Nothing is difficult ________ you put your heart into it.A.if B.though C.that D.so15.—What’s your plan for this Sunday —If it ________ rain, we ________ fishing.A.doesn’t; will go B.won’t; will go C.doesn’t; went16.If it ______ this Sunday, we ______ on a visit to Mount Hua.A.doesn’t rain; will go B.won’t rain; will go C.won’t rain; go D.doesn’t rain; go17.— Let’s go camping if it __________ tomorrow! There are so many beautiful flowers now.— But I am not sure if it __________ tomorrow. Let me check first.A.won’t rain;rains B.doesn’t rain;will rain C.doesn’t rain;rains D.won’t rain;will rain18.You can put up your hand ______ you have a question to ask.A.before B.so C.if D.but19.I will be very happy ________ you come to my birthday party.A.so B.but C.if D.or20.You should eat more vegetables and fruits ________ you want to stay healthy.A.but B.so C.If D.And二、用所给单词的适当形式填空1. If it ______ (be) sunny tomorrow, we ______ (go) hiking.2. She ______ (call) you if she ______ (have) time.3. If you ______ (not study) hard, you ______ (not pass) the exam.4. They ______ (visit) the museum if they ______ (have) free time.5. If you ______ (help) others, others ______ (help) you.6. He ______ (be) happy if you ______ (give) him a present.7. If it ______ (rain) tomorrow, we ______ (stay) at home.8. We ______ (go) to the movies if we ______ (finish) our homework early.9. If she ______ (not come) to the party, we ______ (be) very disappointed.10. You ______ (get) good grades if you ______ (work) hard.三、按要求完成句子1. If you study hard, you'll pass the exam.(改为否定句)______ you ______ study hard, you ______ pass the exam.2. We'll go for a picnic if it's sunny tomorrow.(对划线部分提问)________ you ________ if it's sunny tomorrow If he comes, I'll tell him the news.(改为一般疑问句)______ you ______ him the news if he ______ 4. They will visit the Great Wall if they come to Beijing.(用 be going to 改写句子)They _______________ visit the Great Wall if they come to Beijing.5. If you don't hurry, you'll be late.(改为同义句)_________ hurry, ________ you'll be late.写作以 “ If I Have a Lot of Money” 为题,写一篇短文。要求:使用 if 引导的条件 状语从句,描述你有钱之后的计划和行动,80 词左右。________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________参考答案一、单项选择1.A【详解】句意:如果明天下雨,我们就没有时装秀了。考查if引导条件状语从句的“主将从现”原则。rains下雨,一般现在时;will rain将要下雨,一般将来时;rained下雨了,一般过去时;doesn’t rain没下雨,一般现在时。根据“If it...tomorrow, we won’t have a fashion show.”可知,本句表示如果明天下雨,我们就没有时装秀了;为if引导的条件状语从句,遵循“主将从现”原则,此处用一般现在时,表示“如果明天下雨”。故选A。2.D【详解】句意:如果你早起,你会赶上早班车的。考查连词辨析。or或;but但是;so所以;if如果。根据“You will catch the early bus…you get up early.”的语境可知,此处表示假设的情况,应用if引导条件状语从句。故选D。3.C【详解】句意:如果我能在晚上7点前完成作业,我和爸爸就去看电影。考查连词辨析。but但是;and和;if如果;so所以。根据“I can finish my homework before 7: 00 p. m.”可知,“我能在晚上7点前完成作业”是“我和爸爸去看电影”的条件,if是连词,意为“如果”,引导条件状语从句 ,表示一种假设情况。故选C。4.D【详解】句意:如果你饿了,不要担心。考查祈使句和条件状语从句的时态。第一空所在句子是祈使句,祈使句的否定形式是在动词原形前加Don’t,所以排除A和C选项;第二空所在句子是if引导的条件状语从句,遵循“主将从现”原则,即主句用一般将来时,从句用一般现在时表将来,这里从句用一般现在时,主语是you,be动词用are,所以排除B选项。故选D。5.A【详解】句意:——幸福就是让每一个微小的愿望都成真。——如果我们努力工作,我们就会让我们的生活充满幸福。考查连词辨析。If如果;Unless除非;Though虽然,尽管;Whether是否。“we work hard”与“we’ll make our life full of happiness”是条件关系,如果努力工作,生活就会充满幸福。故选A。6.C【详解】句意:如果你想打破僵局,可以从闲聊开始。考查连词辨析。and和;but但是;if如果。根据“Start with a small talk”和“you want to break the ice”可知,闲聊是打破僵局的条件,需用if引导条件状语从句。故选C。7.D【详解】句意:如果明天不下雨,我打算和我的表弟去爬山。考查连词辨析。Though虽然;Until直到;But但是;If如果。根据“it doesn’t rain tomorrow, I’m going to climb the mountain with my cousin.”可知,前句是后句的条件,if符合语境。故选D。8.C【详解】句意:我不确定明天是否会下雨。如果下雨,我们就不能去野餐了。考查一般将来时和条件状语从句。第一个if引导的是宾语从句,因为有tomorrow,表示将来的动作,所以用一般将来时will rain;第二个if引导的是条件状语从句,主句是含有情态动词的一般现在时,从句要用一般现在时,主语it是第三人称单数,所以动词用rains。故选C。9.A【详解】句意:——如果你明天早晨6:30后起床,你会错过火车。——你能6:00叫醒我吗?考查if引导的条件状语从句的时态。if引导的条件状语从句,时态遵循“主将从现”原则,即主句用一般将来时态,从句用一般现在时态。根据句子结构可知,if是从句,用一般现在时态,后面的主句则用一般将来时态。故选A。10.A【详解】句意:——如果你继续尝试攀岩,你一定能做好。——好的。我会再试一次。考查连词辨析。if如果;or或者;so因此;but但是。根据“You can certainly do it well...you keep on trying the rock climbing.”可知,能做好的前提条件是继续尝试攀岩,应用if引导条件状语从句,故选A。11.A【详解】句意:如果你按时完成作业,你就可以出去玩。考查连词辨析。if 如果;or 或者;so因此。空后“you finish your homework on time”是空前“You can play outside”的前提条件,所以此处需用if引导条件状语从句,故选A。12.B【详解】句意:——如果明天不下雨,我们就去寿喜公园野餐。——听起来很棒!考查动词的时态。该句是if引导的条件状语从句,遵循“主将从现”的原则,主句用一般将来时,从句用一般现在时。rain是动词,主语是it,否定句借助助动词does。故选B。13.B【详解】句意:——你知道他们明天是否会来和我们一起踢足球吗?——我认为如果他们有空就会来。考查动词时态。第一句的if引导的是宾语从句,根据“tomorrow”可知,从句用一般将来时;第二句if引导的是条件状语从句,遵循“主将从现”原则,从句用一般现在时。故选B。14.A【详解】句意:永远不要灰心。只要你肯下苦功,没有什么事是困难的。考查连词辨析。if如果;though尽管;that无实际意义;so因此。根据“Nothing is difficult…you put your heart into it.”可知此处为if引导的条件状语从句,后句是前句的肯定条件。故选A。15.A【详解】句意:——这周日你有什么计划?——如果不下雨,我们就去钓鱼。考查if引导的条件状语从句的时态。此句为If引导的条件状语从句,时态遵循“主将从现”。第一个空位于从句,时态用一般现在时,主语为第三人称单数的it,动词用三单形式的doesn’t;第二个空位于主句,时态用一般将来时,结构为will do。故选A。16.A【详解】句意:如果这周日不下雨,我们就去参观华山。考查if引导的条件状语从句的时态。此句为If引导的条件状语从句,时态遵循“主将从现”。第一个空位于从句,时态为一般现在时,主语为第三人称单数的it,否定句要借助于doesn’t,故第一个空填doesn’t rain;第二个空位于主句,时态为一般将来时,结构为will do,故第二个空填will go。故选A。17.B【详解】句意:——如果明天不下雨,我们就去露营吧!现在有那么多漂亮的花。——但我不确定明天是否会下雨。让我先查看一下。考查if引导的从句。won’t rain是一般将来时的否定形式;rains是动词rain的第三人称单数形式,用于一般现在时;doesn’t rain是一般现在时的否定形式;will rain是一般将来时。根据“—Let’s go camping if it…tomorrow! There are so many beautiful flowers now. —But I am not sure if it…tomorrow. Let me check first.”可知,第一个if引导的是条件状语从句,遵循主将从现原则,即主句是祈使句,从句要用一般现在时。主语it是第三人称单数,rain是实义动词,其否定形式是doesn’t rain。 第二个if引导的是宾语从句,根据tomorrow可知,从句描述的是将来的事情,要用一般将来时,其结构是will+动词原形。故选B。18.C【详解】句意:如果你有问题要问,你可以举手。考查连词。before在……之前;so所以;if如果;but但是。根据“You can put up your hand ... you have a question to ask.”可知,如果要问问题,可以举手。故选C。19.C【详解】句意:如果你能来参加我的生日派对,我将非常高兴。考查连词辨析。so所以,表示结果;but但是,表示转折关系;if如果,引导条件状语从句;or或者,表示选择关系。根据“you come to my birthday party”是“I will be very happy”的条件,所以用if引导从句,故选C。20.C【详解】句意:如果你想保持健康,你就应该多吃蔬菜和水果。考查连词。but但是;so所以;if如果;and和。根据“You should eat more vegetables and fruits...you want to stay healthy.”可知,如果想保持健康,就应该多吃蔬菜和水果。故选C。二、用所给单词的适当形式填空1. is; will go 。“ if” 从句用一般现在时,主语 it 是第三人称单数,be 动词用 is;主句用一般将来时 will + 动词原形,所以填 is; will go。2. will call; has 。“ if” 从句用一般现在时,主语 she 是第三人称单数,动词 have 用第三人称单数形式 has;主句用一般将来时 will + 动词原形,所以填 will call; has。3. don't study; won't pass 。 “if” 从句用一般现在时,主语是 you ,否定借助 don't ,动词用原形 study; 主句用一般将来时 will + 动词原形的否定形式 won't + 动词原形,所以填 don't study; won't pass。4. will visit; have 。 “if” 从句用一般现在时,主语 they 是复数,动词用原形 have;主句用一般将来时 will + 动词原形,所以填 will visit; have。5. help; will help 。“ if” 从句用一般现在时,主语是 you ,动词用原形 help;主句用一般将来时 will + 动 词原形,所以填 help; will help。6. will be; give 。“ if” 从句用一般现在时,主语是 you ,动词用原形 give;主句用一般将来时 will + 动词 原形,所以填 will be; give。7. rains; will stay 。“ if” 从句用一般现在时,主语 it 是第三人称单数,动词 rain 用第三人称单数形式 rains;主句用一般将来时 will + 动词原形,所以填 rains; will stay。8. will go; finish 。 “if” 从句用一般现在时,主语是 we ,动词用原形 finish;主句用一般将来时 will + 动 词原形,所以填 will go; finish。9. doesn't come; will be 。“ if” 从句用一般现在时,主语 she 是第三人称单数,否定借助 doesn't ,动词 用原形 come;主句用一般将来时 will + 动词原形,所以填 doesn't come; will be。10. will get; work 。“ if” 从句用一般现在时,主语是 you ,动词用原形 work;主句用一般将来时 will + 动 词原形,所以填 will get; work。三、按要求完成句子1. If; don't; won't 。“ if” 引导的条件状语从句变否定句,从句和主句分别否定。从句主语是 you ,否定 借助 don't ;主句用 will 的否定形式 won't ,所以填 If; don't; won't。2. What will; do 。对 “go for a picnic” 提问,用 what ,后接一般将来时的一般疑问句,把 will 提前,所 以填 What will; do。3. Will; tell; comes 。 “if” 引导的条件状语从句变一般疑问句,把主句的 will 提前,从句用一般现在时,主语 he 是第三人称单数,动词 come 用第三人称单数形式 comes ,所以填 Will; tell; comes。4. are going to 。 “will” 和 “ be going to” 都可表示将来,原句主语是 They ,be 动词用 are ,所以填 are going to。5. Hurry; or 。“ If you don't hurry, you'll be late.” 的同义句可以用 “祈使句 + or + 陈述句” ,所以填 Hurry;or。四、写作If I Have a Lot of MoneyIf I have a lot of money, I will do many meaningful things. If I have enough money, I will buy a big house for my parents. They have worked hard for me, and I want them to live a comfortable life.If I am rich, I will also help the poor. I will donate some money to the charities so that more children can go to school and have a better future.In addition, if I have a lot of money, I will travel around the world. I can learn different cultures and make more friends. I believe my life will be more colorful if I have a lot of money.21世纪教育网 www.21cnjy.com 精品试卷·第 2 页 (共 2 页)HYPERLINK "http://21世纪教育网(www.21cnjy.com)" 21世纪教育网(www.21cnjy.com) 展开更多...... 收起↑ 资源预览