你的相机是新的还是旧的？

Nǐ de xiàngjī shì xīn de háishì jiù de?

Is your camera new or old?

他对相机很感兴趣，经常研究怎么拍得更好。

Tā duì xiàngjī hěn gǎn xìngqù, jīngcháng yánjiū zěnme pāi de gèng hǎo.

He is very interested in cameras and often studies how to take better photos.

他的相机是朋友送的生日礼物。

Tā de xiàngjī shì péngyou sòng de shēngrì lǐwù.

His camera was a birthday present from a friend.