题目内容
【题目】He kept on _______ the mountains all by _______ for three days.
A. to climb; myself B. to climb; himself
C. climbing; myself D. climbing; himself
【答案】D
【解析】试题分析:句意:他独自三天坚持爬山。坚持做某事:keep on doing sth;独自:by oneself,本句主语是he,对应的反身代词是himself。故选D。
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