—I called you at 9 last night，but no one answered.—Sorry，I ________ sleeping.I went to bed very early.
#62284
A
need have been
B
would have been
C
must have been
D
should have been
推荐题目
---Did Daniel take my football away?---No, I think it _____ be him, for he doesn’t play football at all.
#63037
A
must
B
would
C
can’t
D
shouldn’t
---Must I hand in my exercise book now, Mr. Zhao?---No, you ______. You may give it to me tomorrow.
#76928
A
mustn’t
B
can’t
C
needn’t
D
don’t
— Listen! Jane is singing in the next room.— It be her. She has gone to New York.
#74296
A
can’t
B
must
C
shouldn’t
D
can
I__________through that bitter period without your generous help.
#63620
A
couldn’t have gone
B
didn’t go
C
wouldn’t go
D
hadn’t gone