问题
Who is the man over there? Is it Mr. Wu? — It ________ him, but I am not quite sure.
A:may be
B:maybe
C:is
D:must be
B:maybe
C:is
D:must be
正确答案是：
同类题型
Each of the club members ________ready to help those who were in trouble.
Bob， __________ my teacher, Miss Hu. Miss Hu, ___________ my brother.
Today my mother is feeling ______ to go to work.
You’d better _____ your homework on Sunday, and bring it next Monday.
There were _____many people there _______I wasn’t able to pick her out.