Youre all smart.你们都很聪明.

例句：

You are all very intelligent. Use that intelligence to write your own papers. 你们都很聪明，用这份聪明做自己的卷子。

smart的例句：

Mark is a smart and sophisticated young man.

马克是一个聪明老成的年轻人。

This is a smart, yet soft and feminine look.

这是一张透着精明的面孔，但是线条柔和、女性味十足。

She was a smart, brave woman. You take after her.

她是一名聪明、勇敢的女子。你像她。

He found her as smart and beautiful as she is charming.

他发现她聪明、美丽而且惹人喜欢。