◎ 题干
I have no idea _____ he left the party without _____.

A. why; noticing
B. how; being noticed
C. whether; notices
D. that; notice
◎ 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“I have no idea _____ he left the party without _____. [ ]A. why; noticing B. how; being noticed C. whether; notices D. that; notice …”主要考查了你对  【连接副词】【动名词】【过去分词】  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。