as英语用法归纳(2)

时间:2020-9-22 作者:admin

  五)含as的固定词组的用法

  1.as soon as作“一…就”解,引导时间状语从句。eg:

  As soon as I get to Beijing,I'll write to you.我一到北京,就给你写信。

  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,你就会取得进步。

  3.as if/though常用来引导方式状语从句,作“好像,仿佛”解。如果从句中讲的是非真实情况,则用虚拟语气。eg:

  She loves the child as if/though he were her own.她爱这个孩子如同爱自己的孩子。

  As if/though也可用来引导表语从句,常用在“It appears/looks/seems…+as if/though”句型结构中。eg;

  It appears as if/though it is going to clear up.看起来天要晴了。

  It seems as if/though he knew nothing about it.他好像对此事一无所知。

  4.as to作“关于,至于”解。eg;

  There is no doubt as to his honesty.他的诚实是无可置疑的。

  5.as much/many as作“多达…”,“达到…之多”解。eg:

  He can earn as much as 5000 dollars a month.他每月能挣5000美元。

  6.so/as far as I know作“就我所知”解,在句中作插入语。eg:

  As/So far as I know,he will come here next Monday.据我所知,他将于下星期一到这里来。

  7.as a result,as a result of表示“由于…的结果”。eg:

  She died as a direct result of the accident.她的死是那次事故的直接结果。

  8,as well为“也,还”之意。eg:

  Come early,and bring your brother as well.早点来,把你的弟弟也带来。

  9.so as to,so…as to若跟动词原形,表示目的或结果。eg:

  He studied hard so as to pass the exam.他努力学习以便通过考试。(表示目的)

  as……as

  AS +adj(原级)+AS

  AS +adv(原级)+AS

  as soon as 一……就

  as soon as possible 尽可能快地

  as early as possible 尽可能早的

  as carefully as you can 尽可能认真地

  as careful as you can 尽可能认真的

  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与so…as均可表示"与……一样",as…as…的用法:两个as中间可以加形容词或者副词,由它要修饰的内容决定.

  它们的用法有异同之处:

  肯定句用as…as,不用so…as;否定句两者均可使用.例如:

  I didn't go as /so far as you.我走得不像你那么远.

  They walked as far as the station.他们步行到了车站.

  误:They walked so far as the station.

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