A
volunteer
is
someone
who
does
work
without
being
paid
for
it,
because
they
want
to
do
it.
谢谢采纳！

She now helps in a local school as a volunteer three days a week.（名词)
她现在作为一名志愿者每周搜趣网3天在当地一所//www.souquanme.com学校帮忙。
Right. What I want now is two volunteers to come down to the front.(名词）
对了。我现在需要的就是两个自告奋勇者到前面来。
Aunt Mary volunteered to clean up the kitchen.（动词www.souquanme.com）
玛丽姨妈主动要求打扫厨房。
He volunteered for the army in 1939.（动词）
他在1939年自愿参军。

I want to be a volu搜趣网nteer in the future.搜趣网
-------------如有帮助请采纳， 如需帮助可追问，谢谢。