allow的用法与allow for的用法
allow是一个动词，释义为允许，准许等，那么你对allow的使用方法了解多少呢?以下是由学习啦小编整理关于allow的用法内容，希望大家喜欢!
allow的用法
1)allow作“允许”或“许可”讲,常搭用动词不定式短语作宾语补足语即,allow sb.to do sth.允许某人做某事
①Please allow me to carry your bag.
请让我替你拿包.
②My boss doesn't allow me to use the telephone.
我的老板不允许我用电话.
③We were allowed to smoke in this room only.
我们只许在这间屋子里抽烟.
2)allow 作“许可”,“允许”讲,只可搭配动名词短语作宾语,不可直接搭用动词不定式作宾补,即只可说 allow doing sth.,不可说allow to do sth.
①They allowed smoking in this room only.
他们只允许在这间屋子里抽烟.
②Smoking is not allowed here.
此处禁止吸烟.
3)allow还常与 out,in,up等副词搭配使用,即 allow sb.in/out/up等.
①She won't allow the children in until they've wiped their shoes.
直到孩子们把鞋擦干净,她才让他们进来.
②She is not allowed out after dark.
天黑后,不准她出去.
③The patient was allowed up after ten days.
十天后病人才被允许起床(下地).
【注意】下面的独立主格结构,表示条件
Circumstances allowing,we shall further improve out farming method.(即 If circumstances allow,we shall further improve our farming method.)如果情况许可的话,我们将进一步改进工作方法.
allow for的用法
1.take into consideration;make concession for考虑到;体谅到;对…让步
You have to allow for the boy's age.你应该体谅到孩子的年龄。
Allowing for bad weather，we should set off at once.考虑到天气不好，我们应该马上动身。
The company will allow for extra expenditure next year.公司将考虑到明年的额外开支。
You'd better start earlier;you should allow for traffic delays.你们还是早些出发为好，要考虑到路上交通会有耽搁。
2.provide for;have room for;Permit供给;允许
We must allow an hour for the meeting.我们必须留出一小时来开会。
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