as在定语从句中的详细用法

1、as引导的定语从句 （1） as引导的定语从句修饰表人或物的先行词，即先行词可以是人也可以是物；在定语从句中可以做 主语、宾语或表语；常用于the same* as-/such *as * /as （so） - - as句烈，as不论在定语从句 中作何成分，均不能省略。 Such teachers a _know Tom th ink him bright 先行词为人 such teachers , as 作主语 Ibuy the same bike as J_lost yesterday. 先行词为物 the same bike , as 作宾语，指同一类 事物 此时注意和the same*

2、that引导的定语从句的区别 It Sthe same bike that I lost yesterday, that引导定语从句，作宾语，指同一个事物 探 She wore the same dress that she wore at Marys wedding （the same that 特扌旨I司个） 她穿 着她在Mary婚礼上穿过的同一条裙子。 She wore the same dres s as_her young sis ter wore （the same 一一as 泛扌旨同类） 她穿着和她妹妹所穿的一样的裙子。 That is the same watch as J_l

3、ost. 那块手表和我丢失的一模一样。（the same as 泛指同一类） That is the same watch that I lost那就是我丢失的那块手表。（the same*that*特指同一个） （3） The school is just the same one as itwas 10 years ago. 先行词为物the same one （school） , as作表语 It so heavy a box as_no one can 1 辻t 先行词为物 so heavy a box , as 作宾语 此时应注意as引导的定语从句和结果状语从句such / so T

4、hat的区分 It so heavy a box that no one can 1 辻t it. 结果状语从句 so如如此以至于 廿 is such a good stude nt as is_liked by every one. （定语从句，as 在从句中作主语） He is such a good stude nt that he is liked by every one （纟吉果状语从句 such 一 一that ）tha t 在从句中不充当任何成分，故不是定语从句，而是结果状语从句 （2） as引导的非限制性定语从句可以修饰整个主句，可以放在主句前，主句后或插入主句中间。此 时

5、8S含有 正如”之意。常用的QS引导的非限制性定语从句固定表达有： as we all know / as every one knows / as is known to all / as is wellk nown （ 众所周矢口）/ as I can remember （正如我所记得的）/ as we expect / as was expected （ 正女口预料的那样）/ as often happe ns / as we all can see / as can be see n / as has bee n said before （ 女口前所述） As every one kn

6、o ws, Shakespeare is a famous writer. Shakespeare is a famous writer, as every one knows Shakespeare, as every one knows , is a famous writer. （3） 注意which引导的非限制性定语从句也 可以修饰整个主句 ,但不能放在主句前，常译为这一 点、这件事”。 She is worki ng hard, which every one can see. which引导的非限制性定语从句不能放在主句前She is worki ng hard, as every one can see 二 As every one can see, She is worki ng hard (4)注意当修饰整个主句时，as引导的非限制性定语从句含 正如”之意，因此在意义上不能和主句 相抵触；which引导的非限制性定语从句则无此限制。女口： Our team lost the game, which was