allow doing sth.允许干......

allow sb. to do sth.允许某人干......

用法和allow相似的还有：

advice,forbid,permit等。

活学巧用

3.单项填空

(1）（经典回放）You are saying that everyone should be equal,and this is________I disagree.

A.why B.where C.what D.how

提示:disagree为不及物动词，表示在某一点上"不同意"，所以该题的正确答案应选B项（where），句意："你说人人平等，这是我所不认同的地方。"

答案：B

（2）The boy was not allowed________ with fire.

A.play B.playing C.played D.to play

提示:allow sb. to do sth.变被动为：sb. be allowed to do sth.。

答案：D