◎ 题干

Mr.Smith is a good teacher except that he          some of his students by criticizing tbem whenever they make a mistake.
A.puts downB.puts upC.put s offD.puts away
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◎ 知识点
    根据n多题专家分析,试题“Mr.Smith is a good teacher except that hesome of his students by criticizing tbem whenever they make a mistake.A.puts downB.puts upC.put s offD.puts away…”主要考查了你对  【动词短语】【动词】  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。