There must be something wrong with my computer,()there?
A. mustn't
B. needn't
C. isn't
第1题:
A.mustn't
B.can't
C.needn't
第2题:
---- Look! The man at the gate ________ be our headmaster. He is always standing there every morning.
--- - No, it ________ be him. He is holding a meeting in the office now.
A.must, can’t B.must, mustn’t C.can’t, can’t D.can’t, mustn’t
第3题:
第4题:
A.Must; needn’t
B.Can; can’t
C.May; mustn’t
D.Can; mustn’t
第5题:
3.—__________ 1 go out for a while?
—No,you __________ You must finish your homework first.
A. Must,needn't
B. Can,may
C. May,mustn't
D. May,must