她一年大约挣五万美元。

She ___earns about $50,000 a year.

如果你不介意我问的话，你赚多少钱？

How much do you ___earn, if you don't mind me asking?

我们可以洗车来赚点钱买必要的材料。

We can wash cars to ___earn some money for the necessary materials.