—Must I return the book tomorrow?—No, you ________.You can keep it for three days.
#63361
A
mustn't
B
needn't
C
can't
D
may not
推荐题目
—Has Mr.Tom White arrived ? ---- Yes ,already . ______he wait outside or just come in ?
#62772
A
Shall
B
May
C
Could
D
Must
I think that's unlikely to happen, but if that ______ occur, both America's and China's interest would be severely damaged.
#63264
A
should
B
could
C
would
D
might
—Mary broke up with me! —You____ have forgotten about the Valentine's Day．
#63262
A
shouldn't
B
couldn't
C
needn't
D
mustn't
— Dad, must we wait until the light becomes green? — Yes, I’m afraid we ______. That’s the traffic rule.
#74945
A
can
B
may
C
have to
D
need