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1·He volunteered for the army in 1939.

他在1939年自愿参军。《柯林斯英汉双解大词典》

2·Jill volunteered to organize a petition.

吉尔自告奋勇组织请愿。《牛津词典》

3·He volunteered his services as a driver.

他自愿服务充当司机。《牛津词典》

4·Several staff members volunteered for early retirement.

几位职员自愿提前退休。《牛津词典》

5·The room was quiet; no one volunteered any further information.

房间里很安静；没有人主动提供更多的信息。《柯林斯英汉双解大词典》

6·I volunteered to weed the hospital garden.

我自愿给医院的花园除草。

7·Last year, I volunteered in Africa for 10 months.

去年，我在非洲当了10个月的志愿者。

8·Each member volunteered to clean up and to dig in plot, five flats of flowers.

每个成员都自告奋勇地打扫和挖地，一共挖了五块浅苗床用于种花。

9·To help me with that task, Mrs. Pillar volunteered to come to the hospital and later to my house once a week.

为了帮助我完成那项任务，皮勒太太自愿每周去一次医院，然后到我家来。

10·They are volunteered to be assigned to teach in rural areas because they are eager to help develop rural education.

他们自愿被分配到边远地区当老师，因为他们很希望帮助发展边远地区的教育。

(1)volunteer services义工服务；志工服务台