—Is Mr. Green in the office?—No, he ________ be in the office. Look, the light in the office is off.
#78340
A
mustn’t
B
can’t
C
needn’t
D
may not
推荐题目
Every time she was in trouble, she went to him for help, as he said he _____ do anything for her.
#63014
A
should
B
must
C
would
D
might
—_____ you please play tennis with me? —Sorry, I _____.
#74769
A
Could; can’t
B
Could; couldn’t
C
Can; don’t
D
Can; couldn’t
---Could you please come to the museum with me this afternoon?---Sorry, I ______ . I have to take a piano lesson at 2 pm.
#74382
A
couldn’t
B
mustn’t
C
can’t
D
needn’t
Today, we _____ work as hard as people did in the past.
#76507
A
mustn’t
B
can’t
C
shouldn’t
D
don’t have to