Lucy’s colour ____ blue because she likes to be the leader, so it ____ red.
#77269
A
can’t be; must be
B
can’t be; mustn’t be
C
should be; must be
D
must be; can’t be
推荐题目
--May I pick a flower in the garden? --No, you _________.
#63275
A
needn’t
B
mustn’t
C
can’t
D
won’t
— May I park my car here, Sir?  —_________. You may park it over there.
#74702
A
Yes, you may
B
Yes, you can
C
No, you needn't
D
No, you mustn't
—Hurry up , or you ________ catch the train. 
#75443
A
can’t
B
needn’t
C
mustn’t
D
shouldn’t