---Dad, must we wait until the light becomes green?---Yes,I’m afraid we      .That’s the traffic rule.
#74656
A
can
B
may
C
have to
D
need
推荐题目
---.Look! It _____be your uncle .----It_____ be him . He has gone to Xi’an.
#75921
A
can, mustn’t
B
can , can’t
C
must, can’t
D
must, may
You ______ to the party if you’re so busy.
#76821
A
don’t need come
B
not need coming
C
needn’t come
D
need not to come
---May we leave the classroom now?---No, you      . You       to leave until the bell rings.
#75743
A
mustn’t, are allowed
B
don’t have to, are supposed
C
needn’t, aren’t allowed
D
can’t, aren’t supposed