His father is a factory worker.

他的父亲是工厂工人。

My mother is a factory worker.

我的妈妈是个工厂的工人。

She used to be a factory worker.

她过去是一个工厂的工人。

Hiss father is a factory worker.

他的父亲是工厂工人。

He is a factory worker.

他是一名工人。