1、一.原因狀語(yǔ)從句,二.結(jié)果狀語(yǔ)從句,三.練習(xí)題,姚霞飛,孟丹丹,張志艷,1,1.定義：說(shuō)明主句原因的句子叫原因狀語(yǔ)從句,2.時(shí)態(tài)：原因狀語(yǔ)從句一般都是根據(jù)實(shí)際情況選用適當(dāng)?shù)臅r(shí)態(tài)。通常是主過(guò)從過(guò)，主現(xiàn)從現(xiàn)。,3.常用引導(dǎo)詞: because (因?yàn)?, since (既然), now that(既然), as (由于), for(因?yàn)椋?2,4.because，since和as的區(qū)別：,1）because“因?yàn)椤?，表示直接的原因，語(yǔ)氣最強(qiáng)。 why提問的句子，必須用because回答。,eg:I stayed at home because it rained.,3,2) since引導(dǎo)的原因狀

2、語(yǔ)從句一般放于主句之前表示已知的、顯然的理由(通常被翻譯成“既然”= now that），較為正式，語(yǔ)氣比because弱。,eg: Since you dont trust him, you should not employ him.,eg: Now (that) you are grown up, you should not rely on your parents.,4,3)as引導(dǎo)原因狀語(yǔ)從句時(shí)表示附帶說(shuō)明的“雙方已知的原因”，含有對(duì)比說(shuō)明的意味，語(yǔ)氣比since弱，較為正式，位置較為靈活(常放于主句之前),eg：As it is raining, youd better take

3、 a taxi.,5,4)for引導(dǎo)的是并列句，表示原因，但并不說(shuō)明主句行為發(fā)生的直接原因，只提供一些輔助性的補(bǔ)充說(shuō)明，for引導(dǎo)的并列句只能放于主句之后并且必須用逗號(hào)將其與主句隔開。,返回,eg：He seldom goes out now, for he is very old,6,1.定義：在句中用來(lái)作結(jié)果狀語(yǔ)的句子叫結(jié)果狀語(yǔ)從句。,2.常用引導(dǎo)詞: so that (如此以致), such that (如此以致),3.時(shí)態(tài)：結(jié)果狀語(yǔ)從句一般都是根據(jù)實(shí)際情況選用適當(dāng)?shù)臅r(shí)態(tài)。也通常是主過(guò)從過(guò)，主現(xiàn)從現(xiàn)。,7,4.結(jié)果狀語(yǔ)從句的句型：,結(jié)果狀語(yǔ)從句的從句部分是補(bǔ)充說(shuō)明主句中謂語(yǔ)動(dòng)詞發(fā)生的結(jié)果

4、的，通常位于主句之后。結(jié)果從句中通常不用情態(tài)助動(dòng)詞，但must, can, could除外。結(jié)果狀語(yǔ)從句其規(guī)律由so與such的不同詞性決定。such是形容詞，修飾名詞或名詞詞組，so是副詞，只能修飾形容詞或副詞。so還可與表示數(shù)量的形容詞many,few,much,little連用，形成固定搭配 。,8,1) so + 形/副+ that 從句,eg:The boy is so young that he cant go to school.,2) so + many/few（+復(fù)名）+ that從句,eg: There are so many picture-story books tha

5、t the boy wont leave.,9,3) so + much/ little（+ 不可數(shù)名詞）+that從句,eg：He gave me so little time that it was impossible for me to finish the work on time.,4) so+ 形+ a/an+ 單名+ that從句,eg：It was so hot a day that they wanted to go swimming.,10,5) such+ a/an+ 形+單名+ that從句= so+ 形+ a/an+單名+ that從句,eg：He is such

6、a young boy that he cant go to school. = He is so young a boy that he cant go to school.,11,6）such+形+復(fù)名/不可數(shù)名詞+that從句,eg：They are such fine teachers that we all hold them in great respect,返回,12,5、結(jié)果狀語(yǔ)從句與簡(jiǎn)單句的轉(zhuǎn)換：,1) so that (從句為肯定句) = 形/副 + enough + (for sb.) to do sth,eg：He is so old that he can go to

7、 school alone. = He is old enough to go to school alone.,13,2) so that (從句為否定句) = too + 形/副 + (for sb.) to do sth.,eg：The problem is so hard that I cant work it out. = The problem is too hard for me to work out.,14,1. _ youve got a chance, you might as well make full use of it. A. Now that B. After

8、C. Although D. As soon as,解析：主句與從句之間存在因果關(guān)系，且“youve got a chance”表示一個(gè)顯而易見的原因，因此應(yīng)選用表原因的now that。,15,2.He found it increasingly difficult to read, _ his eyesight was beginning to fail. A. and B. for C. but D. or,解析：“his eyesight was beginning to fail”是“he found it increasingly difficult to read”的原因， 因此

9、本題應(yīng)選用可以表示原因的連詞for引導(dǎo)原因狀語(yǔ)從句。,16,3.The book was written in easy English even primary school students could understand it. A.so;that B.such;that C.too;to D.very;that,解析 ：根據(jù)題意從A和B中選，因?yàn)閑asy English是表示簡(jiǎn)單英語(yǔ)，屬于名such修飾名詞，所以本題選B,17,4.Zhou libo is shanghais favourite funny man.He is good at making people laugh.

10、 His lively shous werehot that tickets sold out in minnutes. A.very B.too C.such D.so,解析：從題意可知周立波是一個(gè)非常熱 情的人，句中hot屬于形容詞所以本題選D.,18,5.-You study hard you are sure to pass the exam. -Thank you for saying so. A.enough ;to B.as;as C.so;that,解析:根據(jù)翻譯 你學(xué)習(xí)這么刻苦肯定通過(guò)考試。hard是形容詞所以選C,19,6.This meeting is important

11、 that you mustnt miss it. A.Very B.such C.so D.too,解析；翻譯是 如此重要，句中important屬于形容詞所以選C,20,7.She was angry couldnt say a word . A.so;as B.so;that C.too;to D.very;that,解析:本題翻譯是她很生氣，都不能怎樣怎樣。所以根據(jù)翻譯本題應(yīng)選B.sothat 中文翻譯 如此以至于，所以本題選B,21,8.- good time we had at the party last night. -Yes.It was exciting party that I would never forget