I have a friend. He is wearing a green T-shirt. Who is he?

我有一个朋友。他穿着一件绿色的T恤衫。他是谁?

He's Andy.　他是Andy.

Dad, I have a new classmate. 爸爸，我有一个新同学。

What is he like?　他长什么样子?

He is tall.　　他个子很高。

Joy, we have a new classmate, Ted.　　Joy,我们有个新同学。

What is he like?　他长什么样子?

He is tall.　他个子高高的。

Yaoyao, look! Who is he?   Yaoyao, 看!他是谁?