—I think a good friend should be __________ all his or her subjects.—I don’t agree. I don’t think grades are important in a friendship.
There aren’t _______ fans, but there are ________computers.
---Are you Millie? ---_____________ .
Mr.Zhao is teacher. is a good teacher .
---Whose shirt is that? ---It’s _____________.
---How many ________ are there in your class? ---There are twenty-five.