冬天北边很冷。

Dōngtiān běibiān hěn lěng.

In winter it’s very cold in the north.

北京在中国的北方。

Běijīng zài Zhōngguó de běifāng.

Beijing is in the north of China.

我家在学校北边。

Wǒjiā zài xuéxiào běibiān.

My home is to the north of the school.