-- Must I return the book by the end of next month?--    . You can keep it as long as you like.
#62836
A
No, you mustn’t
B
No, you can’t
C
Yes, you have to
D
No, you needn’t
推荐题目
We         arrive at six. But I’m sorry we are late. 
#63290
A
should
B
were supposed to
C
must
D
ought to
I was really anxious about you. You _______ home without a word.
#63535
A
mustn’t leave
B
shouldn’t have left
C
couldn’t have left
D
needn’t leave