they的名词所有格是什么

Their new album is their doomiest.

他们的'新专辑是他们最失败的作品。

Their marriage is very traditional.

他们的婚姻十分守旧。

What's their son called?

他们的儿子叫什么名字？

Their house is massive.

他们的房子大极了。

Their car broke down.

他们的车抛锚了。