问题

led you yesterday. A woman answered,but I didn’t recognize her voice.” “Oh, it _____ my aunt Jean.”

A:must be
B:must have been
C:might be
D:can have been

正确答案是：

同类题型

_____ we go to the McDonald’s I’m sick of the foodthere!

do you go to the library—Once a week.

he development of modern society, E-mail as well as telephones an important part in daily communication.

How much did the guy ______ you to fix your bicycle?— I don’t remember,but it was quite a lot.

Would you like ________ tea — No, thanks. I’d like ________ coffee.