问题

Look at the boy running on the ground. Is it Davis—It ______ be him. I saw him go to the teacher’s office just now.
A:mustn’t
B:can’t
C:could
D:might;
B:can’t
C:could
D:might;
正确答案是:
同类题型
__ in Hangzhou for many years, butnow I live in Beijing
Could you please go to the bookstore with me—______. I also want to buy some books.
I don’t like talking on _______ telephone; I preferwriting _______ letters
___do you think of the song “trouble is friend”— Wonderful. It’s worth ________.
It was almost midnight when the fire ____ in theneighborhood.