...the economic problems of the inner city. [+ of]

内城区的经济问题

The main problem is unemployment.

主要的问题是失业。

He told Americans that solving the energy problem was very important.

他告诉美国人解决能源问题非常重要。

I do not have a simple solution to the drug problem.

我没有解决毒品问题的简单办法。

With mathematical problems, you can save time by approximating.

对于数学题，可以用取近似值的办法节约时间。

In some cases a problem child is placed in a special school.

有时，问题儿童被放在特殊的学校。

She is afraid to contact the social services in case they are labelled a problem family.

她不敢联系社会服务部门，以免被当作问题家庭。

'Can you repair it?' — 'No problem'.

“你能修好它吗？”—“没问题。”

If the property needs a new dishwasher, no problem, just put it on a credit card.

如果住所需要一个新的洗碗机，没问题，用信用卡买一个就可以了。

'I ought to think about going actually. If that's all right with you.' — 'Yeah. No problem.'.

“事实上，我应该考虑去，如果你不介意的话。”—“嗯，没关系。”

If they don't want to speak to me, fine. No problem.

如果他们不想和我讲话，好的。我不介意。