英語as用法歸納

◎邸輝民

as詞雖小，本事可不能小瞧。本文就as要點(diǎn)進(jìn)行歸納，便于學(xué)生全面掌握。首先，為了便于記憶，請(qǐng)欣賞as口訣：as用法何其多，介詞連詞都包括，介詞as是作為，連詞as得細(xì)說，正如正像表因果，一邊一樣加隨著，雖然as要倒裝，時(shí)間as有省略，固定結(jié)構(gòu)要牢記，學(xué)好as上大學(xué)?，F(xiàn)在，我們分別從介詞和連詞的角度來復(fù)習(xí)as的用法。

一、as用作介詞，常與一些動(dòng)詞或介詞構(gòu)成固定搭配

act——as（扮作）consider——as（把…看作）describe——as（把…描述成）look on——as（把…看作）regard——as（把…看作）remember——as（作為…記?。﹕erve/work——as（擔(dān)任；充當(dāng)）see——as（把…看作）think of——as（把…看作）treat——as（把…看作）regard...as（把…看作）use——as（用作）such as（例如）as usual（像往常一樣）as for（至于；關(guān)于）as with（正像…一樣）as good as（和…一樣好；實(shí)際上）as long as（和…一樣長(zhǎng)；只要）as far as（和…一樣遠(yuǎn)；就…所知）as well as（和…一樣好；也；又）as soon as（一…就）as many/much as（多達(dá)）so as to do s th（為了做某事）

1.The man works as a cook.

2.We see Tom as our best friend.

3.As with hiking，hunting is also fun and interesting.

二、as用作關(guān)系代詞引導(dǎo)定語從句

A.as既可以引導(dǎo)限制性定語從句，引導(dǎo)限制性定語從句常出現(xiàn)一些特殊結(jié)構(gòu)

（the same… as；such… as；as… as；）

4.The boy has the same pen as that girl does.

5.She is such a kind girl as everybody likes.

6.This is not as hard a question as that one.

B.as還可以引導(dǎo)非限制性定語從句。as引導(dǎo)非限制性定語從句時(shí)，as引導(dǎo)的從句常位于主句之首，譯作：正如；正像 常用句式As you know；As is known to us all；As we all know As is clear……等等。

7.As you know，seeing is believing.

8.As is clear to us all，attitude is everything.

三、as用作連詞，引導(dǎo)并列句

9.A house is to a man what/as a nest is to a bird.

10.Our eating habits have changed，as has the way of our life.

四、as用作連詞，引導(dǎo)時(shí)間狀語從句

A.as引導(dǎo)時(shí)間狀語從句，譯作：隨著…的推移；一邊…一邊；當(dāng)…時(shí)候

11.As time went by，the boy grew up.

12.The students were singing as they were walking.

13.As a child，she liked music very much.

B.as引導(dǎo)原因狀語從句，譯作：因?yàn)?/p>

14.As you come，help me，please！

15.As he was not feeling well，I decided to go there alone.

由于他身體欠佳，我決定獨(dú)自去那里。

C）.as引導(dǎo)讓步狀語從句，譯作：雖然；盡管（從句必須半倒裝）

16.Clever boy as he is，he knows a lot.

17.Try as she may，she can’t be successful.

D）.as引導(dǎo)比較狀語從句，譯作：和…一樣。

18.Australia is as old as time.

19.The woman drank as much as three cups of coffee.

20.We did n’t run as fast as the thief did.

E）.as引導(dǎo)方式狀語從句，譯作：像；按照

21.You must do it as I told you to.

22.When in Rome，do as the Romans do.

as用法跟蹤練習(xí)

1.Lu Xun was remembered_______a great writer and thinker.

A.as B.on C.for D.to2.The little boy ate_______as three apples today.

A.as twice many B.as many twice

C.twice as many D.many as twice

3.________the weather gets warmer，our crops grow greener and greener.

A.When B.As C.While D.Because

4.The room can serve________a study.

A.like B.as C.for D.at

5.________a young boy，he began to play the piano.

A.Be B.Tor C.With D.As

6.________he likes the watch，he does n’t buy it.

A.As much B.Much as C.As with D.As for

7.It is such a heavy stone_______none can lift.

A.that B.which C.as D.it

8.No news is good news，________we all know.

A.this B.it C.that D.as

9.Today she got up early________

.A.as usual B.as for C.as much D.as well

10.His daughter has gone to Beijing，________has his son.

A.neither B.as C.either D.also

11.Try_______he would，he could n’t solve the problem.

A.so B.although C.as D.like

12._______everybody can see，mice like looking for food at night.

A.When B.As C.What D.While

Keys to the exercises 1——6 A C A B D B 7——12 C D A B C B