Your second choice could be to volunteer to work for a favorite cause or do a good deed for an older neighbor.

当然，你还有其他的选择，你可能会为一个自己中意的原因去做份义工，或者为某位邻居的老年人做件好事。

youdao

In the latest effort to cut costs at airlines, British Airways asked its staff to volunteer to work for nothing or take unpaid leave for up to a month to help the company’s “fight for survival”.

航空公司最近采取了一系列措施缩减成本。 英国航空号召员工义务工作，或者不带薪请假一个月，以帮助公司度过这场“生存之战”。

youdao

I'm writing to express my wish to work as a volunteer for the 19th Asian Games.

我写信是想表达我想成为第19届亚运会志愿者的愿望。

youdao

Accountants can volunteer to do tax work for nonprofits, for instance.

FORBES: Retirement With A Purpose

What does a small amount of paid time off to do volunteer work mean for an employee?

FORBES: Setting Employees Free To Do Good

Just no pay: and there are those who volunteer to work with the police for free on a regular basis.

FORBES: English Riots: A Possible Solution