We must do our best to prevent that kind of thing( )againA.happening B.to happen C.happen D.happened应该选哪一个呢,为什么我觉得这题表示被发生,可是happen无被动,所以到底是该选A还是选D呢?
问题描述:
We must do our best to prevent that kind of thing( )again
A.happening B.to happen C.happen D.happened
应该选哪一个呢,为什么
我觉得这题表示被发生,可是happen无被动,所以到底是该选A还是选D呢?
答
.happening
prevent+from doing
from 通常省略
happen 为不及物动词 无被动形式 也无进行时态
此处为动名词形式