题目

1.______ happen that he had no money with him.
A.This B.It C.That D.That's
2.The students would rather work on the farm than stay at home,_________?
A.do they B.don't they C.would they D.wouldn't they
3.You must have finished your homework,_______?
A.haven't you B.mustn't you C.didn't you D.don't you
我不仅要答案,要讲解,麻烦咯.

提问时间：2020-12-19

答案

1、B.表示恰好,适逢.
2、D.反义疑问中用would rather + v.做陈述部分时,用wouldn't +主语提问.
3、C.反义疑问中当must+have done表示对过去的情况进行推测（一般句中有明确的过去时间状语）,问句要根据陈述部分谓语的情况用“didn't+主语”或“wasn't/weren't+主语”；如果强调动作的完成（一般没有明确的过去时间状语）,问句要用“haven't/hasn't+主语”.