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allow doing sth,allow sb to do s

allow doing sth,allow sb to do s

作者: 一红老师1小时记住100个单词 | 来源:发表于2018-12-01 16:44 被阅读349次

1、allow sb to do sth,allow后有人(宾语)时,用不定式,意思是允许某人做某事,如The teacher allowed us to discuss in class yesterday.

2、allow doing sth,allow后没有人(宾语)时,用动词ing形式,意思是允许做某事,如The teacher allowed discussing in class yesterday.没说允许谁做,所以用动词ing形式.

3、一般不用allow to do sth这种形式

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