问题 选择题

Did you hear the sound like that of a door _____?

A.burst

B.to burst in

C.burst in

D.to be burst in

答案

答案:C

burst in意思是闯入。burst的过去式和分词仍是burst。而hear的用法是hear+n.+do/doing/done。

单项选择题
单项选择题