题目内容
(请给出正确答案)
[主观题]
He must have been very depressed when he heard the news,A.mustn't heB.haven't heC.wasn't h
He must have been very depressed when he heard the news,
A.mustn't he
B.haven't he
C.wasn't he
D.didn't he
如搜索结果不匹配,请 联系老师 获取答案