He speaks little Chinese, so it's difficult to communicate with him.

他只能讲一点汉语，所以和他交流很难。

You are walking too fast. I can't keep up with you.

你走得太快，我跟不上。

Whenever I visit him, he is not at home.

不管我什么时候去找他，他都不在家。

Do you give each other presents at Christmas?

圣诞节你有送礼物给别人吗？

You'll find details of TV programs on page seven.

你能在第七版找到电视节目的详细预告。

My boss is leaving for South Korea.

我老板马上要去韩国。