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1、asas 引導(dǎo)的定語從句引導(dǎo)的定語從句(1)(1) as 引導(dǎo)的定語從句修飾表人或物的先行詞，即先行詞可以是人也可以是物；在定語從句中可以做主語、賓語或表語；常用于the sameas/suchas/as(so)as句型，as 不論在定語從句中作何成分，均不能省略。Such teachers as know Tom think him bright.先行詞為人 such teachers， as 作主語Ill buy the same bike as I lost yesterday.先行詞為物 the same bike，as 作賓語 ,指同一類事物此時注意和 the same that 引

2、導(dǎo)的定語從句的區(qū)別Its the same bike that I lost yesterday.that 引導(dǎo)定語從句，作賓語，指同一個事物 She wore the same dress that she wore at Marys wedding. (the samethat特指同一個)她穿著她在 Mary 婚禮上穿過的同一條裙子。She wore the same dress as her young sister wore.(the sameas 泛指同一類)她穿著和她妹妹所穿的一樣的裙子。That is the same watch as I lost.那塊手表和我丟失的一模一樣。

3、(the sameas 泛指同一類)That is the same watch that I lost. 那就是我丟失的那塊手表。(the samethat特指同一個)The school is just the same one as it was 10 years ago.先行詞為物 the same one (school),as 作表語Its so heavy a box as no one can lift.先行詞為物 so heavy a box，as 作賓語此時應(yīng)注意 as 引導(dǎo)的定語從句和結(jié)果狀語從句 such / sothat 的區(qū)分Its so heavy a box t

4、hat no one can lift it.結(jié)果狀語從句 so that 如此 以至于He is such a good student as is liked by everyone.(定語從句，as 在從句中作主語)He is such a good student that he is liked by everyone. （結(jié)果狀語從句 suchthat） that 在從句中不充當(dāng)任何成分，故不是定語從句，而是結(jié)果狀語從句(2)(2) as 引導(dǎo)的非限制性定語從句可以修飾整個主句, 可以放在主句前，主句后或插入主句中間。此時as 含有“正如” 之意。常用的 as 引導(dǎo)的非限制性定語從

5、句固定表達有：asas wewe allall knowknow / / asas everyoneeveryone knowsknows / / asas is is knownknown toto allall / / asas is is well-knownwell-known ( (眾所周知眾所周知)/ )/ asas I I cancanremember(remember(正如我所記得的正如我所記得的) / as we expect / as was expected () / as we expect / as was expected (正如預(yù)料的那樣正如預(yù)料的那樣)/ as

6、often happens / as)/ as often happens / aswe all can see / as can be seen / as has been said before (we all can see / as can be seen / as has been said before (如前所述如前所述) )As everyone knows,As everyone knows, Shakespeare is a famous writer.Shakespeare is a famous writer, as everyone knowsas everyone

7、knows.Shakespeare, as everyone knowsas everyone knows , is a famous writer.(3)(3)注意 which 引導(dǎo)的非限制性定語從句也可以修飾整個主句, 但不能放在主句前，常譯為“這一點、這件事” 。She is working hard, whichwhich everyone can see.which 引導(dǎo)的非限制性定語從句不能放在主句前She is working hard, asas everyone can see.AsAs everyone can see, She is working hard.(4)(4)注意當(dāng)修飾整個主句時，as 引導(dǎo)的非限制性定語從句含“正如”之意，因此在意義上不能和主句相抵觸；which 引導(dǎo)的非限制性定語從句則無此限制。如：Our team lost the game, which was unexpected.我們的球隊輸了比賽，這一點是未預(yù)料到的。此時不能用 as。Our team won the game, as was expected.我們的球隊贏了比賽，正如預(yù)料的那樣。