他的桌子上堆满了文件。

Tā de zhuōzi shàng duīmǎn le wénjiàn.

His desk was piled with documents.

我今天有很多文件要处理。

Wǒ jīntiān yǒu hěn duō wénjiàn yào chǔlǐ.

I have a lot of documents to deal with today.

我把文件放在你的桌子上。

Wǒ bǎ wénjiàn fàng zài nǐ de zhuōzi shàng.

I put the documents on your desk.