---Will you stay at home until your sister comes back? ---Sorry, I _______. I have a meeting and have to go in ten minutes.
#77351
A
can’t
B
won’t
C
mustn’t
D
needn’t
推荐题目
—The research on the new flu virus vaccine is challenging and demanding. Who do you think can do the job? —______ my students have a try?
#62920
A
May
B
Must
C
Will
D
Shall
Don’t worry. All the children will_____ arrive at school on time tomorrow.
#75043
A
are able to
B
can
C
be able to
D
can be able to
–Mom, may I go swimming with my friends in the river? –No, you _________. That’s too dangerous.
#76231
A
won’t
B
don’t
C
needn’t
D
mustn’t