问题
I think the man over there must be Bob.— It _______ be him. He has gone to England.
A:can’t
B: mustn’t
C:couldn’t
D:shouldn’t
B: mustn’t
C:couldn’t
D:shouldn’t
正确答案是：
同类题型
Could you please clean the living room—________. I’m doing my homework.
No one in the department but Tom and I ______ that the director is going to resign.
Lucy was _________ excited _________say anything when she heard the good news.
Linda, _______ girl, is also the second _______ one in our class.