It ________be the vocabulary that caused you the problem in the exercise because you know a lot of words.                                                  
#62306
A
may
B
couldn’t
C
should
D
needn’t
推荐题目
Next week, there ____________ a different New Year party on HNTV.
#77148
A
is going to be
B
are going to have
C
is going to have
D
are going to be
–Mom, must I stay there the whole day?--No, you______. You ____ come back after lunch, if you like.
#74096
A
mustn’t, can
B
needn’t, must
C
needn’t, may
D
mustn’t, may