--- Can we leave the classroom now?-- No, you ______. You ______ to leave until the bell rings.
#75539
A
mustn’t, are allowed
B
don’t have to, are supposed
C
needn’t, aren’t allowed
D
can’t, aren’t supposed
推荐题目
With the help of the new technology, you __ e-mail your friends by mobile phone.
#76522
A
can
B
must
C
need
D
should
-- Look at the boy running on the ground. Is it David?-- It _______ be him. I saw him go to the teacher’s office just now.
#77075
A
might
B
could
C
can’t
D
mustn’t
---I haven’t got the reference book yet, but I’ll have a test on the subject next month. ---Don’t worry. You ____ have it by Friday.
#63390
A
could
B
shall
C
must
D
may
---Will you read me a story, Mummy? --- OK. You_______have one if you go to bed as soon as possible.
#63399
A
might
B
must
C
could
D
shall
The pollution problem here seems to get more and more serious .Something ____with it .
#76542
A
has done
B
must be done
C
is doing
D
was done