每日相似词汇辨析:act like/act as

actas充当,担任的意思,相当于 serve as,可与人或物词如:doctor、director、interpreter、guide、coach、 teacher、go-between、furniture、tools等字搭配使用。as是连词,引导一个省略了谓语的状语从句 。例:Last summer she acted

act as   充当,担任的意思,相当于 serve as,可与人或物词如:doctor、director、interpreter、guide、coach、 teacher、go-between、furniture、tools等字搭配使用。as是连词,引导一个省略了谓语的状语从句 。例:

Last summer she acted as a guide for tourists.

去年夏天,她担任旅游向导。

This herb can act as an antidote against snakebite.

这种药草可以用作蛇咬的解毒药。

Mr.Liu acted as group leader while Mr.Zhang was ill.

张先生生病时,刘先生任组长。

This coin may act as a screwdriver.

这枚硬币可以充当螺丝起子用。

请注意,有时候,act for与act as的意义颇相近,但它们在表示概念方面互不相同。act as是“(临时)充当”或“起…的作用”; act for则表示“代理”的涵义。请比较下一句和前述句 :

Mr.Liu acted for Mr.Zhang while he latter was ill.

张先生患病期间,刘先生代理他的工作。

act like   行为像、举动像 的意思,相当于英语的 to act in the manner of,常与人或动物名词连用。like是介词,其后接宾语 。例:

His refusal of our offer acted like a wet blanket.

他拒绝了我们的建议,真使我们扫兴。

That child acts like a grown-up.

那个孩子的举动像成年人一样。

Don't act like a fool!

别像傻瓜一般!

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