--Is Professer Smith giving the speech today?--It ________ be him. He is abroad right now.
#62935
A
mustn't
B
needn't
C
won't
D
can't
推荐题目
You __________be tired—you’ve only been working for an hour.
#62234
A
must not
B
won’t
C
can’t
D
may not
–I can’t stop smoking, doctor. --For your health, I’m afraid you________.
#75315
A
may
B
need
C
must
D
have to
— I answer this question in English? —No, you . You may answer it in Chinese.
#75523
A
May; mustn’t
B
Must; mustn’t
C
Must; needn’t
D
May; needn’t