问题
Who is the man over there Is it Mr Li—No, it ______ be him. Mr Li has gone to America.
A: mustn't
B:may not
C:can't
D:needn't;
B:may not
C:can't
D:needn't;
正确答案是：
同类题型
Mr. Green didn’t post the letter _________. He asked his son to do it for him.
How did the moviefinally I couldn’t wait to see theending.
The teacher asked Mary _______ she could tell him the general idea of the poem. [ ]
nspot came into its active stage,__________ that happens once every eleven years