2017英语专八语法精析:for用法大全

2016-12-13 15:46:48来源:网络

  用法9:对,对于。如:

  Eggs are good for you. 鸡蛋对你有好处。

  Reading in bed is bad for your eyes. 躺在床上看书对你的眼睛不好。

  Fortunately for me, the train was also late. 我很走运,火车也晚点了。

  【用法说明】关于 for 与 to 表示“对……来说”时的区别,参见 to。

  用法10:(表适合)适于,适合。如:

  Do you have any books for children? 你有适合小孩子看的书吗?

  He is the very person for the work. 他是最适合做这工作的人。

  It's a good place for a camp. 那是个露营的好地方。

  She bought some clothes for winter. 她买了些冬天穿的衣服。

  用法11:(表交换)换,以……作交换。如:

  He gave her some magazines for her dictionary. 他用几本杂志换她的字典。

  She bought the skirt for $50. 她花了50美元买这条裙子。

  I bought a pound of apples for 70 cents. 我花了七角钱买了一磅苹果。

  Don't translate word for word. 不要逐字硬译。

  用法12:作为,当作。如:

  Don't take him for a fool. 别把他当傻瓜。

  He mistook a rope for a snake. 他把一条绳子误认为是蛇。

  He knew that for a fact. 他知道那是事实。

  The missing persons were given up for dead. 大家都认为那些失踪的人已死了。

  【用法说明】用于此义时,有时相当于 as, to be, as being,但要注意不同句型的搭配习惯。如:

  I took him for an honest man. / I took him to be honest. 我看他为人老实。

  It was built for [as] a pleasure boat. 这船建作游艇之用。

  比较:

  He took her smile for agreement. 他把她的微笑视为同意。

  Will you take me as your partner? 你把我看作你的合伙人好吗?

  按传统语法,take…for… 通常指误认为是……,而 take…as [to be] 则主要指正确地认为是……。但在现代英语中,有时并未完全遵守此规则。

  但是与 mistake 连用的则通常是 for 而不是 as。如:

  We mistook the house for a hotel. 我们把那房子误以为旅馆。

  用法13:(表支持、赞成)支持,赞成。如:

  Are you for or against the plan?你是支持还是反对这个计划?

  I'm all for the young enjoying themselves. 我完全赞成年轻人多玩玩。

  用法14:(表基准)就……来说,以……而言,作为。如:

  He's done well for a beginner. 作为新手,他干得很好。

  He is heavy for a small boy. 作为一个小男孩而言,他的身体算重的了。

  She was short for her age. 就她的年龄来说,个子是矮了点。

  The day is cool for July. 在7月里这样的日子算是凉快的了。

  用法15:(表比例)每……就……。如:

  Plant three trees for every one that is cut down. 每砍一棵树要种三棵树。

  He has one enemy for a hundred friends. 他的敌人与朋友之比为一比一百。

  For every five who passed, there were two who failed. 每5个人及格,就有2个不及格。

  For every mistake you make, you'll lose half a mark. 你每犯一个错误,就要扣去半分。

  【用法说明】用于此义时,通常与 each, every 或数词连用。

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