as 作关系代词用法.doc

as多用于这些习惯用语中：asanybodycansee正如人人都能看到的那样；asiswell-known=asisknowntoall众所周知；aswe(had)expected正如我们所预料的那样；asoftenhappens正如经常发生的那样；ashasbeensaidbefore如上所述；asismentionedabove正如上面提到的。（此项用法在高考单选题中出现较多，请高考生多加注意）e.gAsweexpected,hecompletedhistaskwithgreatsuccess.ThecompasswasinventedinChina,asweknownow.【高考模拟】Awarissocruelthatitalwayscausesgreatlosses,_hashappenedinIraqandothercountries.(04江西联考)A.whatB.whichC.asD.oneas is well discussed正如已讨论过的as is often said正如通常所说as is often the case通常就是这样as has been pointed正如所指出的那样as has been said before如上所述as often happens如同经常所发生的那样as might be expected 正如所料as is well known to all在多数情况下,从句中的谓语助动词可以省略as explained before如前面所解释的as mentioned above 如前面所提到的as shown in the figure如图所示as seen from the table从表中可以看出as already discussed正如已讨论过的高考题精选.1._ is known to all,China will be an _and powerful country in 20 or 30year time.(1994上海)A.That,advancing B.This,advanced C.As,advanced D.It,advancing 2._is mentioned above,the number of the students in senior high schools is increasing.(1999上海)A.It B.As C.That D.Which3.These house rae sold at such a low price_people expected.A.like B.as C.that D.which4._ is known to everybody, the moon travels round the earth once every month.(2001NMET)A.It B.As C.That D.What5.There at the door stood a girl about the same height _A.as me B. as mine (2004北京春)C.with mine D. with me6. _ is reported in the newspapers, talks between the two countries are making progress. (2004北京)A. It B. As C. That D. What7. _ is often the case, we have worked out the production plan.(2004江苏)A. Which B. When C. What D. As8._ I explained on the phone,your request will be considered at the next meeting.A.When B.After C.As D.SinceKeys:CBBBABDC(1)such.as/such as意为.的那种.,像那样的.such.as/such as引导限制性定语从句时,既可指人,也可指物.such用于名词之前时,具有形容词性质:such单独使用(即后面不接名词)时,具有代词性质.Dont trust such men as praise you to your face.(as作主语)不要相信那种当面吹捧你的人.You should read only such books as you can understand without much difficulty.(as作宾语)你应当只读那些你读起来不太难懂的书Associate with such as will improve your manners.(as作主语)要和能改善你的言行的那种人结交.(2)the same.as/the same as意为与.同样的,和such一样,the same既有形容词作用,又有代词性质.We have arrived at the same conclusoin as they have.(as作宾语)我们已得出和他们同样的结论.比较:the same.as和the same.that不同,前者是同那一个相似,后者是正是那一个如This is the same watch as I lost.这同我丢的那块表一样.This is the same watch that I lost这正是我丢的那块表(3).as(so).as意为和.一样,后接由many,much等修饰的名词或由形容词修饰的单数名词,注意其语序为as(so)+adj.+a+N. as,如Its as pleasant a film as I have ever seen.这是一部和我以往看的同样好的电影.As many soldiers as marched were killed.很多游行的战士都被杀了.注意:such .as与such.that ,so.as与 so.that的区别: that是连词,引出结果状语从句,在从句部分不作成分;as是关系代词,引出定语从句,在从句中可作主语,宾语和表语.比较:He is such a nice boy that everyone likes him.He is such