他在北京出生。

Tā zài Běijīng chūshēng.

He was born in Beijing.

他是北京人。

Tā shì Běijīngrén.

He is from Beijing.

你的爸爸什么时候来北京呢？

Nǐde bàba shénme shíhou lái Běijīng ne?

When does your dad come to Beijing?