People wandering in the fairground or park area( )wear a uniform.
A. must
B. mustn't
C. have to
D. don't have to
第1题:
A、shouldn't
B、mustn't
C、may not
D、can't
第2题:
A.Must; needn’t
B.Can; can’t
C.May; mustn’t
D.Can; mustn’t
第3题:
第4题:
There must be something wrong with my computer,()there?
A. mustn't
B. needn't
C. isn't
第5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6题:
I put my coat here? Sorry, you()
AMay; mustn't
BDo; don't
Ccan; needn't
DMay; can't