To order tickets for the 2016 Riode Janeiro Olympic Games, just call 00982012. It _______ be simpler.
#87179
A
must
B
could
C
mustn’t
D
couldn’t
推荐题目
You look very tired. You ____ late last night.
#87853
A
needn’t sit up
B
didn’t need to sit up
C
shouldn’t sit up
D
needn’t have sat up
The Chinese teacher looks so pale. She ___ be ill.
#88979
A
must
B
mustn’t
C
can
D
need