— Must I finish my homework now, Mum?                        —No, you _____. You can do it tomorrow.
#74665
A
mustn’t
B
needn’t
C
can’t
D
shouldn’t
推荐题目
Johnny, you _________play with the knife, you_________ hurt yourself. 
#76255
A
won’t; can’t
B
mustn’t; may
C
shouldn’t; must
D
can’t; shouldn’t
---May we leave the classroom now?---No, you      . You       to leave until the bell rings.
#75743
A
mustn’t, are allowed
B
don’t have to, are supposed
C
needn’t, aren’t allowed
D
can’t, aren’t supposed