1.—
_____ you a student?
—No, I
_____ not.
2.—
_____ he from China?
—No, he
_____ not.
3.You
_____ my good friend.
4.Jim and I
_____ in the teachers’ office a moment ago.
5.Where
_____ his football just now?
6.I
_____ a student some years ago but I
_____ a teacher now.
7.The CDs
_____ on the bookcase yesterday morning.