他生病了，今天没来上班。

tā shēng bìng le， jīn tiān méi lái shàng bān。

He fell ill and didn't come to work today.

这种病可以预防。

zhè zhǒng bìng kě yǐ yù fáng。

This disease can be prevented.

他生病了，没来上班。

tā shēng bìng le， méi lái shàng bān。

He is sick and did not come to work.

妈妈生病了，我去医院看她。

mā mā shēng bìng le， wǒ qù yī yuàn kàn tā。

Mom is sick, so I went to the hospital to see her.