–Look! Someone is cutting a tree on the moon.–It _______ be true, Granny. Our teacher says there is no air there.
#75239
A
can't
B
mustn't
C
may
D
should
推荐题目
No student______ go out of school for snacks during the break without the teacher’s permission.
#62555
A
shall
B
must
C
will
D
may
---Look! The light is still on. Is Mr Wu working in his office？---No, it _____ be Mr Wu. He has gone to Nanjing for a meeting.
#74102
A
needn’t
B
mustn’t
C
can’t
D
wouldn’t
— There is somebody at the door. ________ it be Tom?— No, it _______ be him. It’s just six o’clock. It’s too early.
#76547
A
May; can’t
B
Will; won’t
C
May; mustn’t
D
Must; may not
---Is that Lucy’s sister, Lily?---No, it _______ be her. She has gone to English.
#75840
A
could
B
can
C
can’t
D
mustn’t