◎ 题干
An excellent teacher is believed to be one who devotes himself to the children but ask for nothing _____.

[     ]

A. in turn
B. in advance
C. in short
D. in return
◎ 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“An excellent teacher is believed to be one who devotes himself to the children but ask for nothing _____. [ ]A. in turn B. in advance C. in short D. in retu…”主要考查了你对  【介词和介词短语】  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。