---Must I go to the gym three times a week? ---No, you ______. Twice a week is OK.
#63671
A
mustn’t
B
needn’t
C
can’t
D
shouldn’t
推荐题目
—Jenny took the 8： 00 bus to Guangzhou this morning.—Really? She ________ the 9：00 train. It's much more comfortable and safer to travel by train.
#62314
A
could have taken
B
should take
C
must have taken
D
can take
In our town, wood can ___________ a fire.
#62834
A
be used to make
B
be used to making
C
use to make
D
used to making
Food safety is important. Rules to stop people from food pollution.
#76536
A
must make
B
must be made
C
can’t make
D
can’t be made
(2013·江西九江二模)If you won't do as I tell you, you ________ get the chance to be promoted because the competition is just too fierce.
#62419
A
couldn't
B
mustn't
C
shouldn't
D
shan't