答:as用法小结
1.作介词,表示“作为; 当作”。如:
As a party member, I must be strict with myself.
He works in the school as a teacher of math.
2.作连词,引导方式状语从句,意为“像;按照”。 如:
You must do everything as I asked you to.
3.作连词,引导时间状语从句。意为“当……的时候”。 如:
She sings as she walks.
He came just as I reached the door.
4.作连词,引导原因状语从句。如:
You must hurry up as there is little time left.
5.引导让步状语从句,常用于倒装结构 。如:
Hard as he worked, he didn’t pass this examination.
Child as he is, he knows a lot.
6.用作关系代词,引导非限制性定语从句。如:
As we all know, the earth is round.
She has been late again, as was expected.
7.用于一些固定搭配。如:
① as ... as... 与……相同的程度; 与……等同
The dress is twice as expensive as that.
② as if /as though 似乎;好像
He behaved as if nothing had happened.
He rubbed his eyes and yawned as though waking up after
a long sleep.
③ as well as 同(一样也);和;还
On Sunday his landlady provided dinner as well as
breakfast.
We cannot expect her to do the homework as well as look
after the children.
④ such...as 像……这样的;such as 例如
I bought a lot of fruits, such as apples, oranges,
bananas and so on.
Such simple actions as eating drinking become difficult.
⑤ as for 至于某人(某事物)
As for you, you ought to be ashamed of yourself.
As for the hotel, it was very uncomfortable and miles
away from the sea.
⑥ as to 关于某事物;提到某事物
As to correcting our homework, the teacher always makes
us do it ourselves.
⑦ so as to ... 以便, 为了
She saved the money so as to support the family.
⑧ as a matter of fact 其实;实际上
As a matter of fact, I’m very fond of housework.
⑨ as a result 结果 (发生某种情况)
As a result, he had been given an excellent job.
⑩ as long as 只要
As long as you work hard, you will succeed sooner or
later.
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