I am a boy and you are a girl.

我是一个男孩，你是一个女孩。

youdao

YY: Because I want to marry you, and you are a girl.

女儿：因为我想和你结婚，而你是女生来的。

youdao

I am a boy and you are a girl. Do you want to be my friend?

我是一个男孩，你是一个女孩。你想成为我的朋友吗？

youdao

She looked up at the shop girl. "Do you think there are any size eights-and-a-half among these?"

VOA: special.2009.09.05

Let's say that your brother who you are really close to is dating a girl that is not telling him the truth.

假设你有个关系非常亲密的哥哥，他正和一个女孩谈恋爱，但这女孩却并没有以诚相待。

The thing is 课堂 - SpeakingMax英语口语达人

"Of course,they are sexy characters. When you have a sexy secretary or a girl swinging around by her ankles in a cat-suit, that is innately sexy;

VOA: standard.2010.05.19

"There are a lot of challenges to running a business when you are a girl in Saudi, " she said.

CNN: Saudi's new breed of artists push the limits

What a big girl you are.

WHITEHOUSE: The White House

Maman doesn't understand that a little-girl-as-gifted-as-you-are wants to read mangas.

NPR: Excerpt: 'The Elegance Of The Hedgehog'