◎ 题干
They decided _____ in the mountains.
[     ]
A. hiking
B. on hike
C. to hike
D. not hiking
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“They decided _____in the mountains. [ ]A. hiking B. on hike C. to hike D. not hiking …”主要考查了你对  【不定式】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。