It is also not polite to ask people questions about politics.

另外，问一些关于政治和宗教的问题也是不礼貌的。

I bought the car on Paul's recommendation.

根据保罗的推荐我买了这辆车。

But after one week and I still hadn't made a single sale, my heart was in my boots.

但过了一星期还没有做成一笔生意，我感到十分焦急。

And the problems that some of us have had in the past year.

和去年我们一些人遇到的问题。

The staff in this shop is very helpful.

这家商店的店员很热心。

We kept on discussing the problem for four hours.

我们持续讨论那个问题达四小时。