◎ 题干
We must _______ to improve our English.
[     ]
A. do our well
B. do our best
C. do one's better
D. do one's best
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“We must _______ to improve our English.[ ]A. do our well B. do our best C. do one's betterD. do one's best …”主要考查了你对  【动词短语】  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。