(2013·成都一诊)Parents are doing all they ________ to help their children achieve their ambitions.
#62430
A
shall
B
can
C
may
D
need
推荐题目
-May we leave the classroom now? -No, you ______. You ______ to leave until the bell rings.
#78353
A
mustn’t, are allowed
B
don’t have to, are supposed
C
needn’t, aren’t allowed
D
can’t, aren’t supposed
------Is Peter here yet? ------Not yet, but he ___________ be here soon. He is usually on time.
#74734
A
would
B
need
C
must
D
should
If the green light doesn’t come on, you ______ go across the street.
#76761
A
must
B
needn’t
C
mustn’t
D
have to
“Mike is often absent from class.” “Tell him he _ _ answer for it if he goes on behaving like that.”
#63229
A
shall
B
will
C
would
D
can
You have a big mouth, Li Fei. You ________ have told everybody the secret.
#63222
A
can't
B
mustn't
C
shouldn't
D
mightn't