— It _______ be Jack who is in the office.— No, it _______ be him. I saw him off at the airport half an hour ago.
#89500
A
can’t ; can’t
B
must; can’t
C
must; mustn’t
D
may; mustn’t
推荐题目
If the dog hadn’t woken us, we wouldn’t have noticed the fire and it _______ to the house next door．
#87868
A
could spread
B
should have spread
C
would spread
D
might have spread
Kate didn’t come yesterday, or you ________ her.
#87816
A
would see
B
were to see
C
had seen
D
might have seen
—You just think of yourself! You kept me wailing for at least three hours． —I’ m sorry that you _____________ think so．
#87996
A
would
B
should
C
could
D
might
If you want to borrow a football after school, your student card ___ here.
#89045
A
has to leave
B
must leave
C
has to be left
D
must be left
________ fired, your health care and other benefits will not be immediately cut off.
#90512
A
Would you be
B
Should you be
C
Could you be
D
Might you be