He devoted all his time he had _____ others.A．to helpB．h Wap版

试题详情及答案解析

He devoted all his time he had _____ others.

A．to help	B．helping
C．to helping	D．helped

答案：C

试题分析：句意：他把他所拥有的时间贡献给了帮助别人这件事情。devote...to... 把……贡献给……,其中to是介词。据句意，故选C。
考点：考查非谓语动词。