【暑假初三预备】外研版英语八年级（八升九）暑假第04讲-预习九上：时间、条件和原因状语从句 讲学案

第04讲 预习下册：时间、条件和原因状语从句

掌握并正确使用时间、条件和原因状语从句。

在复合句中，做状语成分的从句叫状语从句。

常见的状语从句可分为：时间、条件、地点、原因、方式、让步、比较、结果、目的等从句，由不同的引导词引导。

考点一：时间状语从句

考点二：条件状语从句

条件状语从句的引导词主要有if和unless，两者可转换。

在条件状语从句中，从句常用一般现在时表将来，即主将从现。

如：You will fail the exam if you don’t work hard.=You will fail the exam unless you work hard.

如果不努力学习，你考试会不及格的。

考点三：原因状语从句

原因状语从句的引导词有because，since，as等。

注意：1. because和so不能同时使用。

如：He didn’t come to school yesterday because he was ill. 他昨天没来上学，因为他生病了。

2. since引导原因状语从句表示显然的或已为人知的理由，表示“因为，既然”

    如：since everyone is here, let’s start.既然大家都到期了，我们就开始吧。

考点一：时间状语从句

1．（2022秋·辽宁沈阳·九年级沈阳市杏坛中学校考期末）I waited for Tim ________ he was doing his homework.

A．so that B．unless C．while D．although

2．（2023·辽宁沈阳·统考三模）The boy was so quiet that often no one would notice ________ he came in the room.

A．because B．unless C．while D．when

3．（2023·福建南平·统考二模）ChatGPT has influenced people’s life a lot since it ________.

A．is developed B．was developed C．will be developed

4．（2023·江西上饶·校联考一模）You may never really understand a person ________ you consider things from his point.

A．until B．while C．because D．but

5．（2023·福建漳州·统考二模）It is said that Zhang Sanfeng created tai chi(太极) ________ he had watched a fight between snake and a bird.

A．until B．after C．when

考点二：条件状语从句

6．（2022秋·辽宁沈阳·九年级统考期末）Tom will not get the special gift unless he ________ all the tasks.

A．finish B．will finish C．finished D．finishes

7．（2023·河北衡水·衡水市第三中学校考二模）You won’t fully experience the culture of a foreign country ______ you go there in person.

A．since B．if C．because D．unless

8．（2023·江西上饶·校联考二模）—If you master more than 3, 000 words, you ________ most of the articles in English tests.

—Really? Then I’ll try harder to remember new words.

A．understood B．were understanding

C．have understood D．will understand

9．（2023·吉林延边·统考一模）In my family, my father will be allowed to drive ________ he gives up drinking.

A．unless B．since C．if

10．（2023·江苏常州·统考一模）Nothing will change unless much attention ________ to the situation.

A．pays B．will be paid C．is paid D．paid

考点三：原因状语从句

11．（2023·江苏南京·统考二模）Nanjing Forest Music Festival is worth attending ________ it mixes traditional Chinese music and modern Western music.

A．while B．until C．whenever D．because

12．（2023·北京·一模）—Tony, who is your favourite writer?

—Mark Twain. I like him _________ he wrote many interesting stories.

A．or B．so C．but D．because

13．（2023·江苏无锡·统考一模）The course of life never runs smoothly ________ it is full of ups and downs.

A．though B．since C．while D．unless

14．（2022·青海·统考中考真题）Chinese people were so excited ________ the Shenzhou-13 was successfully launched into space.

A．when B．why C．how

15．（2022·吉林长春·统考中考真题）I didn’t understand my mom’s love ________ we had a long talk.

A．until B．if C．since D．because

16．（2022·辽宁·统考中考真题）Teenagers should do some housework ________ they finish their homework.

A．until B．but C．after D．unless

17．（2022·黑龙江·统考中考真题）—I don’t know when Susan ________.

—Don’t worry. When she ________, I will tell you.

A．comes; will come B．will come; comes C．come; comes

18．（2022·湖北十堰·统考中考真题）To avoid the virus (病毒), we should wash hands more carefully ________ we have meals.

A．so B．before C．because D．although

19．（2022·湖南岳阳·统考中考真题）I will return it to the library _______ I finish reading Little Women.

A．no longer B．as soon as C．so that

20．（2022·内蒙古·中考真题）—Too much work has made me tired these days, Mrs. Gao.

—That’s true. But a small tree won’t grow into a big one ________ it experiences lots of winds and rains.

A．if B．because C．when D．unless

21．（2022·广西桂林·统考中考真题）If you ________ along this road, you will find a park.

A．go B．went C．goes

22．（2022·山东东营·统考中考真题）You won’t be allowed to enter the school _________ your temperature is higher than normal.

A．if B．until C．though D．unless

23．（2022·上海·统考中考真题）You won’t have a better view of the village ________ you reach the top of the hill.

A．because B．unless C．when D．if

24．（2022·湖北黄石·统考中考真题）There ________ a volleyball game next Saturday. If it ________ we’ll have to put it off.

A．is going to be; rains B．is going to be; will rain

C．is going to have; will rain D．is going to have; rains

25．（2022·辽宁丹东·统考中考真题）— Can we win the basketball game tomorrow?

— Of course, _______ we try our best.

A．if B．or C．unless D．though

26．（2022·江苏淮安·统考中考真题）We would like to buy electric cars ________ they produce less air pollution.

A．because B．so C．though D．but

27．（2022·辽宁沈阳·统考中考真题）I love going to school ________ everyone in my class is friendly.

A．before B．although C．because D．unless

28．（2023·北京东城·统考二模）While I ________ home yesterday afternoon, it began to rain.

A．walk B．will walk C．was walking D．am walking

29．（2023·北京朝阳·统考二模）I ________ you an email as soon as I receive the photos.

A．send B．sent C．will send D．have sent

30．（2023·广西钦州·统考二模）I love singing the songs ________ I am running.

A．until B．so C．while

31．（2023·辽宁葫芦岛·统考二模）Always be ready for everything and don’t wait _________ the last minute.

A．until B．as C．since D．where

32．（2023·河北保定·统考二模）Don’t talk with each other ________ you study in class.

A．when B．until C．although D．unless

33．（2023·辽宁铁岭·统考一模）It didn’t rain ______ we went into the classroom. We were so lucky.

A．when B．since C．unless D．until

34．（2023·天津南开·统考一模）I began to learn English ________ I was six years old.

A．when B．because C．if D．although

35．（2023·江苏无锡·模拟预测）If you miss this chance, it must be years ________ you get another one.

A．since B．after C．until D．before

36．（2023·云南·统考三模）—Excuse me, how can I get to the Yunnan Museum?

—Just walk down the Erji Road ________ you see a big red building.

A．or B．but C．until D．however

37．（2023·安徽蚌埠·统考三模）Many animals and plants will be gone ________ we stop climate change.

A．if B．when C．since D．unless

38．（2023·山东菏泽·统考三模）—It is said that Wu Jing’s new movie will be on.

—I’m sure that his fans will be very happy ________ the news is true.

A．if B．unless C．so

39．（2023·河北石家庄·校联考二模）We are supposed to take the rest of the food home ________ we can’t finish what we order.

A．if B．so C．unless D．until

40．（2023·江苏常州·校考一模）—Jim has made _______ great progress in the Physics exam that his teacher feels surprised.

—It’s hard for him to get high marks _______ he works hard enough.

A．so a; until B．such a; before C．so; while D．such; unless

41．（2023·江苏苏州·苏州高新区实验初级中学统考二模）________ you try doing something beyond what you have already mastered, you will never grow.

A．Since B．If C．Although D．Unless

42．（2023·河北唐山·统考二模）________ we continue to pull together, we’ll keep winning the game.

A．Even if B．As long as C．As soon as D．Unless

43．（2023·山东菏泽·统考二模）—Although being an engineer can be tiring (劳累的), I still want to be an engineer. Perhaps I’ll have a long way to go.

—You’ll achieve your dream someday ________ you keep trying and never give up.

A．as long as B．unless C．so that

44．（2023·北京门头沟·统考二模）If you try your best to do everything, you ________ a difference.

A．make B．made C．will make D．have made

45．（2023·湖南湘西·统考一模）— I wonder if it ________ tomorrow.

— If it ________ tomorrow, we ________ at home instead of going shopping.

A．rains, will rain, will stay B．will rain, rains, will stay C．will rain, will rain, stay

46．（2023·四川成都·统考二模）My brother and I never hurt the little animals on the street ________ they are our friends.

A．unless B．because C．or

47．（2023·北京昌平·统考二模）We were very happy ________ we won the speech competition.

A．because B．but C．or D．so

48．（2023·重庆九龙坡·统考一模）We all like our Chinese teacher _________ she is kind and patient.

A．unless B．though C．whether D．because

49．（2023·上海虹口·统考二模）John lost his way in the field, ________ the ground was covered with thick snow.

A．or B．for C．but D．so

50．（2023·江苏扬州·统考一模）—I hear that you have lived in Yangzhou since you got married.

—That’s true. ________ the cost of living in Yangzhou is among the lowest in Jiangsu Province, people live there comfortably and happily.

A．Since B．When C．Although D．Unless