初中状语从句讲解及习题附答案

1、（）状语从句槪述定义状语从旬用作状语,是起副词作用的句子。位置狀语从旬可以放在主句之前，也可以放在主旬之后，时间、 条件、原因和让步狀培从旬放在句首时需要用逗号和主句 隔开。分类根据其作用可以分为时间、地点、原因、条件、目的、it 步、方式和比较等状语从句。作用它可以修饰谓培、非谓培动词、定语、状语和整个旬子。（二）状语从句详解1.时间状语从句引导词用法示例when意为“当的时候”。When 引导从句的谓语动词可以 是延续性动词，也可以是瞬 间动词。并且when有时表 示“就在那时”A liar is not believed when he speaks the truth.说谎者讲真话时

2、也没有人相信。When he arrives, Ill call you.When you laugh and smile, your body relaxeswhile意为“在的时候，在的 同时”。While引导从句的谓 语动词必须是延续性的，发 生时间较长，并强调主句和 从句的动作同时发生（或者 相对应）o While有时还可以 表示对比。While I was standing at the window, I saw several boys running along the street.While John was watching TV, his wife was cookin

3、gas意为“一边.一边”。AsThe writer was angry as he was引导的动作是延续性的，发 生时间较短，一般用于主句 和从句动作同时发生；as也 可以强调一前一后。travelling on a train to London because someone had invaded his “space”He smiled as he stood up.after意为“在之后”。表示主 句动作发生在从句动作之 后。主句与从句的动作时间 关系与before引导的从句相 反。With many hungry visitors waiting, dont stay too l

4、ong at your table after you have finished If an early exit is necessary, you can leave after a scene is over.before意为“在之前”。引导的 从句不用否定形式的谓语， 并且当before引导的从句位 于主句之后，有时译成“就， 才”。当主句用将来时，从 句总是用现在时；如果 before引导的从句谓语用的 是过去时，则主句动词多用 过去完成时，这样以便体现 动作的先后。You can5t watch TV before you finish your homework.Before

5、it ended, the theatre was almost empty.My father had left for Canada just before the letter arrivedtill意为“直到”。一般情况下 可以和until互换。如果主句 中的谓语动词是瞬时动词 时，必须用否定形式；如果 主句中的谓语动词是延续 性动词时，用肯定和否定形 式都可以，但表达的意思不 同。She didnt even know that it was an earthquake till she saw a shaking ( moving from side to side) light.

6、The fireman worked very hard till the fire was out.until意为“直到”。在强调句型Pm waiting for my sister. I wont中多用until。如果主句中的 谓语动词是瞬时动词时，必 须用否定形式；如果主句中 的谓语动词是延续性动词 时，用肯定和否定形式都可 以，但表达的意思不同。go to see my uncle until she comes.Wait until I finish what I am doin g.since意为“自从，从以来”。 引导从句的谓语动词可以 是延续性的动词，也可以是 瞬时动词。一般情

7、况下，从 句谓语动词用一般过去时， 而主句的谓语动词用现在 完成时。但在It is +时间 +since从句的句型中，主句 多用一般现在时。I have been studying hard since I entered the high school.It is four years since my sister lived in BeijingIt is five years months since our boss was not in Beijingas soon as意为“ 一就”。引导时 间状语从句时，如果主句用 了将来时，从句一般使用现 在时。Tom will call m

8、e as soon as he gets home.I will call you as soon as I arrive.2地点状语从句引导词用法示例where意为哪里”。where引导的Where there is a will, there is a地点状语从句，(there+)主way.句” “哪里哪里就”。主They were goodpersons 句在从句后面时，there可用Where they went, there they可不用；主句在从句的前面were warmly welcomed.时，一般都不用there.You should have put the bookwh

9、ere you found it.wherever意为“无论何地”。 anyvvhere/wherever 引 导地点 状语从句+主句。anywhere本 身是个副词，但是常可以引 导从句，相当于连词，意思 相半于 wherever, anywhere 引 导的从句可位于主句之前， 也可以位于主句之后。而 wherever本身就是个连词， 表示“在何处，无论何处”。Wherever the sea is, you willfind seamanPl! go anywhere you go.3条件状语从句引导词用法示例if连词，意为“假如，如果”。 当主句是将来时的时候，从 句要用一般现在时。D

10、oift talk loudly at the meeting If you do, you will have to leave Well go for a picnic if it doesnt rain this weekend.unless连词，意为除非（二if not）。 当主句是将来时的时候，从 句要用一般现在时。Doif t discuss the problems with your partner unless you are asked to do so.I won，t go there unless you come with me.4原因状语从句引导词用法示例as意为因

11、为”。引导原因状 语从句时表示附带。说明“双方已知的原因”，语气 比since弱，较为正式，位As the weather is cold, I stay at home.As it is raining, youd better take a taxi.置较为灵活（常放于主句之 前）。As you are tired, youM better rest.since意为“因为”。引导的原因 状语从句一般放于主句之 前表示已知的、显然的理山 （通常被翻译成“既然”）， 较为正式，语气比because 弱。Since the earth looks like a ball, the sun can

12、 shine on only half of it at a time.Since the race is in April, I had to run throughout the winter, and in Boston, winters are coldSince everybody is here LeTs begin our meeting.because意为因为”。引导的原因 状语从句一般放于主句之 后，表述直接原因，语气较 强，最适合why引导的疑问 句。Because引导的原因状 语从句有时可以与because of短语互换。The woman prefers winter

13、because she can skateFd like to collect stamps because they are interestingFm veiy tked these days because of studying physicsHe cant come because he is ill.= He cant come because of his illness.for意为因为”。引导的原因 状语从句并不说明主句行 为发生的直接原因，只提供 一些辅助性的补充说明，for 引导的原因状语从句只能 放于主句之后，并且必须用 逗号将其与主句隔开。He must be ill,

14、 for he is absent today.He could not have seen me, for I was not there5目的状语从句引导词用法示例so that意为“以至，以便”。目的 状语的谓语常含有may, might, can, could, should, would等情态动词。Try to speak loud enough so that people can hear you clearly.Mr. Green speaks very loudly so that all the people can hear him clearly.in ordertha

15、t意为为了”，相当于so that, in order to后面可以跟动词 原形构成口的状语，不是目 的状语从句。We shall let you know the details soon in order that you can/may make a arrangements6结果状语从句引导词用法示例so. .that意为“如此以至于”。 so+ adj ./adv.原级+that, so 是 副词，只能修饰形容词和副 词。so还可与表示数量的形 容词 many, few, much, little(这四个形容词表示多或 少时)连用，形成固定搭配。 so+ many或few+复数可数

16、名词+that; so+ much 或 little+ 不可数名词+that.This year it has rained so heavily in South China that lots of problems are causedThe ice on the lake was so thin that people couldn,t skate on it.Too often, we spend so much time thinking about the future that we fail to enjoy the present There are so few note

17、books that I cant give you any.such., that意为“如此以至于”。有 三种结构：such+a(an)+adj.+ 单数不可数名词+that; such(+adj.)+不可数名词 +that; such( + adj.) + 复数可 数名词+that,such是形容词， 修饰名词或名词词组。有时Ifs such a wonderful song that we all like it.Simon is such dishonest person that no one believes himThe boy is so young that he can g

18、o to scliool.= He is such a young boy that he可与so.that句型转换。can go to school.7让步状语从句引导词用法示例though意为“虽然”。不能和but连 用。但是可以同yet(still)连用， 构 成though. .yet(still).though较普遍，常用于非正式 的口语和书面语中。even能 和though组合表示强调，在 这里 even though=even if(no matter if; though 即使 也)o though可以独立用作 副词，常放在句末，意为all the same(还是；仍然)或 h

19、owever(可是；然而)。So it has lived up to now though it isnt strong at all.Though they are twin brothers, they dont look like each other.Even if/ Even though we could afford it, we would afford it, we wouldift go abroad for our vacatio n.although意为“虽然”。不能和but连 用o但是可以同yet(still)连用, 构 成 although. yet(still)

20、. although较为正式，语气比 though重，常用以强调让步概 念。even不能和although组 合。Although he died several years ago, I can still remember the days we spent together and what he has taught me about love Although we had little food with us, we decided to spend the night in the car.8.比较状语从句引导词用法示例as.as.意为“和一样”。表示同级 的比较。使用时要注意

21、第一She is very good at painting She can paint as well as here teacher.个as为副词，第二个as为 连词。其基本结构为： as+adj./adv.原级+as。若有修 饰成分，如 twice, three times, half, a quarter等，则须置于 第_个as之前。I ran out as quickly as possiblenot as / so.as意为“和不一样，不如”。也表示同级比较。She is not so (as ) outgoing as her sister.This dictionary is

22、not as/so useful as you think9方式状语从句引导词用法示例as/(just)as.so.意为“犹如，就像”。引导 的方式状语从句通常位于 主句后，但在(just)as.so. 结构中位于句首，这时as 从句带有比喻的含义，意 为正如，就像”，多用 于正式文体。When in Rome, do as theRomans do.As water is to fish, so air is to mmas if/ as though意为“就像，好像”。两者 的意义和用法相同，引出 的状语从句谓语多用虚拟 语气，表示与事实相反， 有时也用陈述语气，表示 所说情况是事实或实现

23、的 可能性较大。常译作“仿 佛似的，好像似的”。If would never forget here smile, or the way her eyes shone as if we were the same age.It looks as if the weather may pick up very soon练习一单项填空1. his old. he can still cany this heavy bag.A. Though B. Since C. For D. So2. Do you know if heto play basketball with us?一-1 think h

24、e will come if hefree toniorrow.A. comes; is B comes; will be C will come; is D will come; will be3. In the zoo if a childinto the water and cant swim, the dolphins maycome uphimA. will fall; to help B. falls; to help C. will fall; help D. falls;helping4.1 dont rememberlie worked in that city when h

25、e was young.A. what B. which C. where D. who5. We will stay at home if my auntto visit us tomorrow.A. comes B come C will come D is coming6. The police asked the childrencross the streetthe trafficlights turned green.A. not; before B dont; when C not to; until D not; after7. I was late for class yes

26、terdaythere was something wrong with mybike.A. when B that C until D because8. Til go swimming with you if Ifree tomonow.A. will be B. shall be C. am D. was9. In the exam, theyou are,themistakes you willmake.A. careful; little B more careful; fewest C more careful; fewer Dmore careful; less10. You s

27、hould finish your lessonsyou go out to play.A. before B. after C. when D. while11 I lnuTiedI wouldn be late for classA. since B so that C as if D unless12. When you read the book, youd better make a markyou have anyquestions A. which B. that C. where D. though13. The teacher raised his voiceall the

28、students could hear him.A. for B. so that C because D. in order14. He took off his coathe felt hot.A. because B as C if D since15.11 isthat wJd like to go out for a walk.A. a lovely day B too lovely a day C so lovely a day D such lovely a day16. Mary hadmuch work to do that she stayed at her office

29、all day.A. such B so C too D very17. I felt very tired, I tried to finish the workA. Although B. Because C. As D. As if18. the day went on, the weather got worse.A. With B. Since C. While D. As19. well you can drive, you must drive carefully.A. So long asB In order that C. No matter how D. Themoment

30、20. Write to me as soon as youto BeijingA. will get B. get C getting D got二.根据中文意思完成下列英语句子1. 不管他跟我开什么玩笑，我都不生气。I am not angry with him,jokes heon me.2. 布鲁斯太太对学生非常亲切，以至于学生把她当做母亲。Mrs Bruce was kind to her students they hertheir mother.3. 只要我们竭尽全力，父母就会满意我们的表现。Our parents will be pleased with our perform

31、ancewetry our best.4. 你一到上海就给我打个电话好吗？Will you please call meyou get to Shanghai.5. 这个七岁的女孩酷爱钢琴，以至于他已经坚持练习两年了。The seven-year-old girl likes playing the pianoshehas kept practicing for two years.6. 虽然她很忙，他还坚持自学英语。 , she kept on learning English byherself.7. 他长大后相当一名记者。He wants to be a journalist.&无论刮风

32、下雨，我们的老师总是第一个到校。windy or rainy, our teacher is always the first to get toschool.9. 如果人人为保护环境做出贡献，世界将会变得更美好。to protecting the environment, theworld will become much more beautiful.10. 李明昨天没来上学，因为他病了。Li Ming didnt come to school.练习二1 The meeting didnt starteveryone was thereA. because B. until C. why

33、D. if2 The boyto bedhis mother came in.A. went not; until B didn*t go; after C went; until D. didnt go; until3.1 wont believe youI have seen it with my own eyesA. before B. until C. after D. when4 .Hehomeshe was satisfiedhis answer yesterday.A. didnt go; until; withB. wasnt go; after; toC doesnt go;

34、 before; with D didnt go; until; to5 .Heback until the workdoneA. isnt; will be B isnt; is C wont be; will be D wont be; is6 They didnt start the worktheir teacher came backA. until B while C as soon as D if7. Tom will call me as soon as heShanghai.A. arrives B will reach C arrives in D get to8. Fm

35、sure hell come to see me before heBeijingA. will leave B is leaving C 1 eave D. 1 eaves9. I will tell him the news as soon as hebackA. come B comes C will come D came10. Tom has got a watch. Heit for two years Itby his father.A. has bought; was bought B has got; is bought , C was bought; has bought

36、D has had; was bought,H11. When he got to the station, the trainA. left B. had left C. leaves D. has left12. The boy told his father what hein the street.A. saw B. have seen C had seen D see13. WeTV when the telephoneA. watched; was ringing B were watching; rang C watch; rings D arewatching; rang14.

37、 By the end of last term, Iten booksA. had finished reading B. have finish reading C had finish to read D finishread15.1 you for a long time. Whereyou?A. didnt see; did; go B didnt see; have; goneC havent seen; have; been Dhavent seen; have; gone16. TomChina for 3 years.A. has been B has been in C h

38、as been to D has been at17.1 wont go to see the film tonight, because Imy ticket.A. lost B. have lost C. will lose D. didnt lose18. -Hello! May I speak to Bob?-Sorry, but hefor a month.A. had been away B was left C left D has been away19. Ihim since I began to live in the city.A. know B have known C

39、 knew D will know20. Zhao Lanalreadyin this school for two years.A. was; studying B will; study C has; studied D are; studying21. Betty didnt go to see the film yesterdayshe was ill.A. because B. but C. until D. if22 May I sit nearerI can see more clearly?A. as if B so that C even if D so23. you wor

40、k hard, you will certainly succeedA. Though B. If C. Because D. For24. he came to study in the university, he has made much progress in thestudy of EnglishA. While B. When C. Since D. After25 Id like to go swimmingthe water is not too coldA. for B. unless C. if D. whether26. There aremany league mem

41、bers in class 2in Class 4.A. both; and B so; that C either; or D as; as27. -Do you have a big library?-No, we don*t At least, notyoursA. as big as B as big than C as bigger than D bigger as28. Suzhou is notbeautifulHangzhouA. as; than B so; as C. even; than D /; than29. Iron is more usefulany other

42、metalA. as B. than C. then D. so30. I want to knowshe is going to see a filmA. if B. that C. what D. which31 You are sure to pass the examyou study hardA. if B. thoughC that D since32. F1I go to see the film with youI have time this evening.A. whether B. so C. if D. when33. you study harder, youll never pass the final examA. If B. Until C. Unless D. Except34. Although it was