问题
选择题
He have come here yesterday, he?
A.mustn’t;did
B.couldn’t;has
C.mustn’t;haven’t
D.must;didn’t
答案
答案:D
“must+不定完成”表示对过去情况的肯定推测,故反意问句用didnt he?若无过去时间状语,动词侧重强调现在的情况,即反意问句用havent(hasnt)+主语?如:
The leaders must have heard about the news,havent they?