The student must have been ill yesterday, ______?
#65069
A
mustn’t he
B
needn’t he
C
didn’t he
D
wasn’t he
推荐题目
He knows so much about the story. He must have read the book, _______?
#65378
A
mustn’t he
B
doesn’t he
C
hasn’t he
D
didn’t he
--Are these your books?--______.
#59805
A
Yes ,these are.
B
No, they are.
C
No, it isn’t.
D
Yes, they are.
