Theyhadtostayathomeyesterday,______?A.hadn'ttheyB.hadtheyC.didn'ttheyD.didthey
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题目内容:
They had to stay at home yesterday,______?A.hadn't they B.had they C.didn't they D.did they
优质解答
C,had是have的过去式,如果是they have to do sth.反问时用的是don't they,所以变为过去式应为didn't they?
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