只介绍名字的话可以说：This is my classmate ...
还要介绍其他的可以用句型：
She/He is my good friend.
We're the same age.
She/He is a ...(形容词) girl/boy.
范文：我的朋友（My Friend）
Emma is a nice girl. S...
只介绍名字的话可以说：This is my classmate ...
还要介绍其他的可以用句型：
She/He is my good friend.
We're the same age.
She/He is a ...(形容词) girl/boy.
范文：我的朋友（My Friend）
Emma is a nice girl. S...