题目

动词非谓语、独立主格结构
1.______such heavy pollution already,it may now be too late to clean up the river.
A.Having suffered
B.Suffering
C.To suffer
D.Suffered
2.Finding her car stolen,______.
A.a policaman was asked to help
B.the area was searches thoroughly
C.it was looked for everywhere
D.she hurried to a policeman for help
3.Do let your mother know all the truth.She appears______everything.
A.to tell
B.to be told
C.to be telling
D.to having been told

提问时间：2020-08-07

答案

1.a.后边有already要用非谓语动词的完成式
2.d.finding必须与主句的主语一致.只有d的主语she能发出find的动作
3.d.似乎已经被告知了一切.
这三道题都是曾经的高考题.随便找一本高考语法练习非谓语部分都能找到原题和详细讲解的.