as英語(yǔ)用法歸納(2)
as英語(yǔ)用法歸納
五)含as的固定詞組的用法
1.as soon as作“一…就”解,引導(dǎo)時(shí)間狀語(yǔ)從句。eg:
As soon as I get to Beijing,I'll write to you.我一到北京,就給你寫(xiě)信。
2.as/so long as作“只要”解,eg;
As/So long as you study hard,you'll make progress.只要你努力,你就會(huì)取得進(jìn)步。
3.as if/though常用來(lái)引導(dǎo)方式狀語(yǔ)從句,作“好像,仿佛”解。如果從句中講的是非真實(shí)情況,則用虛擬語(yǔ)氣。eg:
She loves the child as if/though he were her own.她愛(ài)這個(gè)孩子如同愛(ài)自己的孩子。
As if/though也可用來(lái)引導(dǎo)表語(yǔ)從句,常用在“It appears/looks/seems...+as if/though”句型結(jié)構(gòu)中。eg;
It appears as if/though it is going to clear up.看起來(lái)天要晴了。
It seems as if/though he knew nothing about it.他好像對(duì)此事一無(wú)所知。
4.as to作“關(guān)于,至于”解。eg;
There is no doubt as to his honesty.他的誠(chéng)實(shí)是無(wú)可置疑的。
5.as much/many as作“多達(dá)...”,“達(dá)到...之多”解。eg:
He can earn as much as 5000 dollars a month.他每月能掙5000美元。
6.so/as far as I know作“就我所知”解,在句中作插入語(yǔ)。eg:
As/So far as I know,he will come here next Monday.據(jù)我所知,他將于下星期一到這里來(lái)。
7.as a result,as a result of表示“由于...的結(jié)果”。eg:
She died as a direct result of the accident.她的死是那次事故的直接結(jié)果。
8,as well為“也,還”之意。eg:
Come early,and bring your brother as well.早點(diǎn)來(lái),把你的弟弟也帶來(lái)。
9.so as to,so...as to若跟動(dòng)詞原形,表示目的或結(jié)果。eg:
He studied hard so as to pass the exam.他努力學(xué)習(xí)以便通過(guò)考試。(表示目的)
as……as
AS +adj(原級(jí))+AS
AS +adv(原級(jí))+AS
as soon as 一……就
as soon as possible 盡可能快地
as early as possible 盡可能早的
as carefully as you can 盡可能認(rèn)真地
as careful as you can 盡可能認(rèn)真的
so...as 一般用于否定句,as...as 一般用于肯定句,(肯定否定都能用)
so...as不可用于肯定句.as...as與so...as均可表示"與……一樣",as...as...的用法:兩個(gè)as中間可以加形容詞或者副詞,由它要修飾的內(nèi)容決定.
它們的用法有異同之處:
肯定句用as...as,不用so...as;否定句兩者均可使用.例如:
I didn't go as /so far as you.我走得不像你那么遠(yuǎn).
They walked as far as the station.他們步行到了車站.
誤:They walked so far as the station.