题目内容

I am a League member. I volunteer my time ___________ others.
A．helpB．to helpC．helpingD．helped
B

试题分析：句意：我是一个团员。我自愿利用自己的时间来帮助别人。动词不定式表示具体的将要进行的动作，volunteer后面一般接带to的动词不定式做宾语补足语，故选B。
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