—Will you buy me a new iPod, Dad?—OK. You __________have one if you promise to take care of it. 
#63381
A
might
B
must
C
could
D
shall
推荐题目
---I didn’t go to work today. ----You _____; it’s Sunday today.
#63665
A
mustn’t have
B
didn’t need to
C
can’t have
D
needn’t have
-May we start the meeting now?-No, we________ . We__________ to start until the manager comes.
#76883
A
mustn’t; are allowed
B
don’t have to; are supposed
C
needn’t; aren’t allowed
D
can’t; aren’t supposed
Tom ____his homework yesterday, because he was in hospital all day.
#63327
A
can’t finish
B
couldn’t finish
C
couldn’t have finished
D
mustn’t finish