(2012·四川)—Goodbye,John.Come back again sometime.—Sure,________.
#62443
A
I did
B
I do
C
I shall
D
I will
推荐题目
The funny story makes  us ________ a lot.
#77001
A
laughing
B
to laugh
C
laughed
D
laugh
-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