◎ 题干
You must drive _____ next time, or there may be another accident.

A. more carefully
B. carefully
C. careful
D. more careful
◎ 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“You must drive _____ next time, or there may be another accident. [ ]A. more carefullyB. carefully C. careful D. more careful …”主要考查了你对  【副词的比较级,副词的最高级】  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。