Which do you feel like the time on the train, chatting with friends or just reading somet

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A. killing
B. to share
(答案→)C. to kill
D. sharing
解析：考查动词和不定式做目的状语：你想做哪件事来在火车上消磨时间呢？与朋友聊天还是只是阅读一些什么。Kill the time是消磨时间，share是分享，分担，另外，这句话不是用feel like doing这个词组，feel like的宾语是which，这里是不定式做目的状语，所以选C。