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

内城區的經濟問題

The main problem is unemployment.

主要的問題是失業。

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

他告訴美國人解決能源問題非常重要。

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

我沒有解決毒品問題的簡單辦法。

With mathematical problems, you can save time by approximating.

對於數學題，可以用取近似值的辦法節約時間。

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

有時，問題兒童被放在特殊的學校。

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

她不敢聯系社會服務部門，以免被當作問題家庭。

'Can you repair it?' — 'No problem'.

“你能修好它嗎？”—“沒問題。”

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

如果住所需要一個新的洗碗機，沒問題，用信用卡買一個就可以了。

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

“事實上，我應該考慮去，如果你不介意的話。”—“嗯，沒關系。”

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

如果他們不想和我講話，好的。我不介意。