donate one's time to do 还是to doing?

来源：学生作业帮助网 编辑：作业帮 时间：2024/05/27 08:43:05

donate one's time to do 还是to doing?
donate one's time to do 还是to doing?

donate one's time to do 还是to doing?
donate one's time to sth/to doing sth.