读对话，选择正确的答案。

Lily: Look at these old photos. We were in Grade One. We were so young.

Sam: Yes. Look at Susan. She was short. Her hair was very short. She looked like a boy.

Lily: Yes. But now she is very tall. And she has long hair. She doesn't look like a boy now.

Sam: Who's that?

Lily: That was Jack. He didn't wear glasses before. He was too fat at that time.

Sam: Yes. He is tall and strong now. He is not fat. Look at me. I was thin and short.

Lily: Yes, now you are tall and thin. We are all different now!

Sam: Right!