—Someone is knocking at the door. Who ______ it be? —It ______ be Tom. He is still in the school.
#52340
A
may; can’t
B
can; mustn’t
C
might; couldn’t
D
could; may not
推荐题目
 Jack is funny. He often tells jokes to make us _____.
#52017
A
laugh
B
laughs
C
to laugh
D
laughed
His father hoped         a doctor when he was a child .
#59303
A
him to be
B
to be
C
himself to be
D
he will be
—What is your hobby?—I ________ collecting stamps, but now I love reading.
#58749
A
used enjoy
B
used to enjoy
C
use to enjoying
D
used to enjoying
---Are you going to Shanghai?--- Yes, we          Shanghai next Sunday.
#58927
A
are leaving for
B
are leaving
C
leave for
D
leave