◎ 题干
The doctor asks us _____.
[     ]
A. keep healthy
B. to keep healthy
C. to keep health
D. keep health
◎ 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“The doctor asks us _____. [ ]A. keep healthyB. to keep healthyC. to keep health D. keep health …”主要考查了你对  【形容词】【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。