-- Can I tell Peter about the news?-- No, I don’t want anyone else to know it. You ________ keep it to yourself. 
#78287
A
must
B
need
C
can
D
may
推荐题目
—Must I take the medicine every day?— No, you______.
#77227
A
must not
B
may not
C
haven’t
D
needn’t
—Does your uncle still smoke?—He ____________given it up. It’s two years ever since he ____________.
#63200
A
can’t have; smoked
B
may have; smoked
C
should have; has smoked
D
should have; didn’t smoke
The Spring Festival   in January or February.
#77617
A
celebrates
B
is celebrated
C
celebrated
D
was celebrated
—By       local farmers, we hope        them improve their lives.—I think it’s a good idea. 
#75501
A
train; help
B
training; helping
C
training; to help
D
train; helping
It ______ be the postman at the door. It’s only six o’clock.
#63562
A
mustn’t
B
can’t
C
won’t
D
needn’t