夸别人帅，你可以使用以下几种英文句子：

You are handsome.

You look great.

You are stunning.

You look like a million dollars.

You look like a movie star.

You are so handsome.

He is good looking.

He is really handsome.

He is a cool boy.

You look sharp!

这些句子都是直接且真诚地赞美对方的外貌。希望这些表达能帮助你更好地夸赞别人。