题目内容：

Brian：Hi，Cindy.1.

Cindy：Hi，Brian.It is nice to see you and so many old classmates.

Brian：So it is.2.

Cindy：You are right.It's really a long time.

Brian：Did you see the old photos on the wall?

Cindy：I surely did.3.

Brian：But those are some great memories.

Cindy：Hey！4.

Brian：Yes，it is.I remember he used to stay up all night studying.

Cindy：5.

Brian：Yes.He was the only one left in the class when he woke up.

Cindy：That was really funny.

A．What happened?

B．Long time no see!

C．Who took these photos?

D．Isn't that John over there?

E．We looked so funny in them.

F．I can't believe it's been ten years.

G．And then he would fall asleep in class.