Today is Wednesday. He _______ be at home. He _____ be at school.
#77250
A
can’t; can
B
can’t; must
C
mustn’t; must
D
mustn’t; can
推荐题目
—Where _____ Mary have put the empty bottles? — She _____ them away. They must be somewhere. 
#63263
A
can; can’t have thrown
B
must; needn’t
C
must; must have thrown
D
can; mustn’t have thrown
---      your brother swim, John?---No, he       .
#75887
A
Is; isn’t
B
Can; can
C
Can; can’t
D
are, can’t
Mike ________ his car, for he came to work by bus this morning
#63189
A
can have found
B
could have found
C
can’t have found
D
mustn’t have found