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1、狀語從句狀語從句在句中作狀語，可分為：時間、條件、讓步、原因、目的、結(jié)果、比較、地點、方式狀語從句。一、 時間狀語從句引導(dǎo)時間狀語從句的連詞有：when, as, while, until, notuntil, before, after, since, the minute, the moment, each( every, next, the first) time等。時間狀語從句中一般用一般現(xiàn)在時或一般過去時。1 When , while, as都可解釋為“當(dāng)?shù)臅r候”但側(cè)重點有所不同。1) When Eg: When I arrived home , I had a little res

2、t.注意點：when 從句的主語與主句主語相同，謂語動詞是be 動詞時，從句主語和be可以省略。Eg: When (she was) walking along the street, she met her class teacher.2) AsAs 除了表示“當(dāng)?shù)臅r候”，還可表示為“一面一面”，“隨著”Eg: He sang as he danced.(一面一面) You will grow wiser as you grow older.(隨著)3) While表示“當(dāng)?shù)臅r候”強調(diào)主句的動作和從句的動作同時發(fā)生，從句一般用進行時，從句動詞必須是延續(xù)性動詞。Eg: While we wer

3、e working, they were having a rest. While (they were) having a discussion, they got very confused.注意點：while 有對比的含義，解釋為“然而”。eg: I prefer black tee, while he likes coffee.2 until, notuntil表示“直到才”,在肯定句中主句常用延續(xù)性動詞；在否定句中主句常用短暫性動詞?？隙ň洌篒 waited until midnight.否定句：I did not leave until midnight.注意點：1）not unt

4、il在句首，主句用倒裝eg: Not until you had explained how did I manage to do it.2) It is not untilthat引導(dǎo)的強調(diào)句It was not until it was dark that he came back.3. the minute, the moment, each time都可表示“一就”eg: The worker recognized the type of the machine the moment he saw it.注意點：the minute, the moment, each ( every,

5、 next, the first) time作連詞不和when 連用。4Hardly/scarcelywhen, no soonerthan, as soon as表示為“一就”eg: I had hardly/scarcely got home when it began to rain. I had no sooner got home than it began to rain. It began to rain as soon as I got home.注意點：Hardly/scarcelywhen, no soonerthan位于句首，主句用倒裝eg: Had I hardly/s

6、carcely got home when it began to rain. No sooner had I got home than it began to rain.二 條件狀語從句條件狀語從句分為兩大類：真實條件句和虛擬條件句。引導(dǎo)條件狀語從句的連詞有：if, even if/though, unless/ if not, as long as/ so long as, as far as/so far as, provided/providing (that), on condition that 等。條件狀語從句中如果主句是將來時，條件狀語從句用一般現(xiàn)在時。1. unless 和

7、ifnot unless 相當(dāng)于ifnoteg: You will fail unless you study hard. You will not fail if you study hard.注意點：在虛擬條件句中可用ifnot，但不能用unlesseg: If she were not too silly,she would understand.2 引導(dǎo)條件狀語從句的其它連詞：Eg: You may go there ,as long as you keep quite.Eg: I shall give you the book on condition that you return

8、 it tomorrow.Eg: I will go provided that you go too.三 讓步狀語從句引導(dǎo)讓步狀語從句的連詞有：though, although, even if/ though, however, no matter how, no matter what, no matter who等。1 though, although不可與but連用，但可以和yet , still連用.Eg: Though/Although it is raining ,they are still running outside.注意點：1） though可引導(dǎo)倒裝(althoug

9、h不引導(dǎo)倒裝)，結(jié)構(gòu)為： 強調(diào)對象+as/though+主語+其它成分，強調(diào)對象可為表語（名詞、形容詞）或狀語（副詞），表語為名詞時，前面不用冠詞。Child as/ though he was, he knew what was the right thing to do.Tired as he is, he goes on with his work.2） despite 和 in spite of 也有讓步意義，后接名詞或動詞，而though, although是連詞，后接從句。Eg: Despite /In spite of wanting to see him again, she

10、refused to reply to his letter. Though/although she wanted to see him again, she refused to reply to his letter.2. “no matter+疑問詞”或“疑問詞+后綴ever”eg: No matter what happened, he would not mind. Whatever happened, he would not mind.注意點：no matter+疑問詞不能引導(dǎo)名詞性從句3. even if/ though表示“即使”eg: He doesnt want to

11、marry her even if/ though he loves her very much.四 原因狀語從句引導(dǎo)原因狀語從句的連詞有：because, since, as , now that ,considering that, for the reason that , due to the fact that,owing to the fact that等1becausebecause語氣最強，通常用于回答why 提出的問題注意點：在it wasthat的強調(diào)結(jié)構(gòu)中，強調(diào)原因狀語從句可用because引導(dǎo)，不用since,as, for引導(dǎo)。Eg: It is because sh

12、e is too inexperienced that she does not know how to deal with the situation.2. since和assince的語氣比because 弱，比as強，表示間接的，已知的原因，自然的結(jié)果，表示“既然，由于”。Eg: As/ Since you are not very well, you had better have a rest.3for當(dāng)for表示原因關(guān)系時，for分句是對第一分句內(nèi)容的推斷或猜測。Eg: It must have rained last night, for the ground is wet no

13、w.五 目的狀語從句引導(dǎo)目的狀語從句的連詞有： so that, in order that, lest, in case, for fear that等。Eg: You must speak louder so that/in order that you can be heard by all. He wrote the name down for fear that he should forget it. Better take more clothes in case the weather is cold.注意點：lest, in case, for fear that所引導(dǎo)的狀語

14、從句中，動詞可以用虛擬語氣，形式為should+動詞原形，也可不用虛擬語氣，用動詞的一般現(xiàn)在時或一般過去時。Eg: You had better leave the key at home in case one of us should think of/thinks of coming back.六 結(jié)果狀語從句引導(dǎo)結(jié)果狀語從句的連詞有： so that, sothat, suchthat等 eg: He is so young that he can not go to school. He is such a young boy that he can not go to school

15、.1常用句型：so+形容詞/副詞+that從句so+形容詞+a/an+單數(shù)可數(shù)名詞+that從句such +a/an+形容詞+單數(shù)可數(shù)名詞+that從句such +形容詞+復(fù)數(shù)可數(shù)名詞/不可數(shù)名詞+that從句2 so和such的搭配規(guī)律such修飾名詞或名詞詞組，so修飾形容詞或副詞,so還可接many, few, much, little等。Eg: so foolish such a fool so nice a flower such a nice flower so many/few flowers such nice flowers so much/little money such

16、 rapid progress so many people such a lot of people七 比較狀語從句引導(dǎo)比較狀語從句的連詞有：asas, than, not soas, the morethe more等 如：He speaks English as fluently as his brother (does)I cant jump so /as high as he (does)There are more workers in this factory than in the one next to it . The more you read, the more int

17、eresting , you will find the novel is . 連接詞than 可作為關(guān)系代詞用。如：He wrote more than was necessary Dont carry more money than is needed八地點狀語從句引導(dǎo)地點狀語從句的連詞有:where, wherever以及 where構(gòu)成的復(fù)合詞等 eg: She found her calculator where she lost it. Wherever I am, I will miss you.注意點：eg: I happened to see your dictionary

18、lie where I used it last time.（地點狀語從句） I happened to see your dictionary lie in the lab where I used it last time.（定語從句）九 方式狀語從句引導(dǎo)方式狀語從句的連接詞有as, just as, as if / though（一般用虛擬語氣，也有用直陳語氣的）等。EG：Just do as you are told. The workers went on working as if nothing had happened. He talked to the girl as tho

19、ugh he had fallen in love with her. 在just as -, so - 結(jié)構(gòu)中，as 帶有比喻含義。意為“正如”，多用于正式文體。EG：Just as some people like sports, so some people like music. the way 也可引導(dǎo)方式狀語從句。EG：you should operate the machine the way I do . 基礎(chǔ)題1. Wed better hurry _ it is getting dark.A. and B. but C. as D. unless2. I didn t ma

20、nage to do it _ you had explained how.A. until B. unless C. when D. before3._ he comes, we wont be able to go.A. Without B. Unless C. Except D. Even4. I hurried _ I wouldnt be late for class.A. since B. so that C. as if D. unless5. _ I catch a cold, I have pain in my back.A. Every time B. Though C.

21、Even D. Where6. Whats the matter _ they still havent answered the telegram?A. when B. that C. though D. however7. Bring it nearer _ I may see it better.A. although B. even though C. so that D. since8. You may arrive in Beijing early _ you mind taking the night train.A. that B. though C. unless D. if

22、9. Helen listened carefully _ she might discover exactly what she needed.A. in that B. in order that C. in case D. even though10. More people will eat out in restaurants _ they do today.A. than B. when C. while D. as11._ hard she tries, she can hardly avoid making mistakes in her homework.A. Much B.

23、 However C. As D. Although12. Poor _ it may be, there is no place like home, _ you may go.A. as; wherever B. though; whenever C. in spite of; when D. that; wherever13. The child was _ immediately after supper.A. enough tired to go to bed B. too tired to go to bedC. so tired that he went to bed D. ve

24、ry tired, he went to bed14. The history of nursing _ the history of man.A. as old as B. is old than C. that is as old as D. is as old as15. _ born in Chicago, the author was famous for his stories about New York.A. Since B. Once C. When D. Although16._ we stood at the top of the building, the people

25、 below were hardly visible.A. As B. Although C. Unless D. In spite of17. Scarcely was George Washington in his teens _ his father died.A. than B. as C. while D. when18. _ David goes, he is welcome.A. Whichever B. However C. Wherever D. Whatever19. The house stood _ there had been a rock.A. which B.

26、at which C. when D. where20. Small _ it is, the pen is a most useful tool.A. because B. so C. if D. as21. After the new technique was introduced, the factory produced _ tractors in 1988 as the year before.A. as twice many B. as many twice C. twice as many D. twice many as22. The piano in the other s

27、hop will be _, but _.A. cheaper; not as better B. more cheap; not as betterC. cheaper; not as good D. more cheap; not as good23. John plays football _, if not better than, David.A. as well B. as well as C. so well D. so well as24. Although he is considered a great writer,A. his works are not widely

28、read B. but his works are not widely readC. however his works are not widely read D. still his works are not widely read25. _ the day went on, the weather got worse.A. With B. Since C. While D. As26.What was the party like? Wonderful. It s years _ I enjoyed myself so much.A. after B. when C. before

29、D. since27. It was not _ she took off her dark glasses _ I realized she was a famous film star.A. when; that B. until; that C. until; when D. when; then 28. If we work with a strong will, we can overcome any difficulty, _ great it is.A. what B. how C. however D. whatever29. After the war, a new scho

30、ol building was put up _ there had once been a theatre.A. that B. where C. which D. when30._, Mother will wait for him to have dinner together.A. However late is he B. However he is lateC. However is he late D. However late he is 1-5 CABBA 6-10 BCCBD 11-15 BACDD 16-20 ADCDD 21-25 CCBAD 26-30 DBCBD 提高題1. Have you got any idea for the summer vacation?I dont mind where we go _ theres sun, sea and beach. （2008全國I卷）A. as ifB. as long asC. now thatD. in order that2. -Do you have a minute? Ive got something to tell you. -Ok, _ you make it short. （2008安徽卷） A. now th