英语单选,Volunteers did a good job to help the disabled（残疾人士）____ their events in Beijing Olympics.A.finishing B.finishes C.finish D.to finished需要说明为什么！
问题描述：
英语单选,
Volunteers did a good job to help the disabled（残疾人士）____ their events in Beijing Olympics.
A.finishing B.finishes C.finish D.to finished
需要说明为什么！
答
C
help sb (to) do sth 帮助某人做某事
希望能够帮到楼主