charity
仁爱，博爱   

例句：
Of faith, hope, and charity, the greatest of all is charity.
信仰，希望和博爱，三者之中最伟大的是博爱。

not to worry
不碍事，甭发愁。

例句：
I am sorry that your bicycle has a puncture¹. Not to worry, we will fix it quickly.
真遗憾，你的自行车轮胎爆了。（不过）没事，我们很快就能修好。

Give me a call.
给我打电话 

对话：
A: Are you interested in our products, sir? 
B: I think so. They appear to be very practical.
A: You got it. Here is my business card. Please give me a call if you need more information.
B: All right.

A：您对我们的产品感兴趣吗，先生？
B：我想是的，它们看起来很实用。
A：你说对了。这是我的名片。如果您需要更多的信息，请给我打电话。
B：好的。