题目

4.We should prevent pollution________happily.
A.from living
B.living
C.to living
D.to live
5.Jane came very close_______a gold medal for Britain in the Olympics.
A.to win
B.winning
C.to winning
D.to be won
6.There is _______what the weather will be like
A.not knowing
B.no knowing
C.not know
D.no known

提问时间：2021-04-14

答案

4.D这题目怪异,走眼了,sorry!如果使用prevent sb/sth (from) doing sth结构,一则AB两个答案都可以（from在主动句中可以省略）,二则句意不通“阻止污染快乐地生活”?所以答案用D,后面使用不定式做目的状语.句意为：为...