◎ 题干
—The light in the office is still on.
—Oh, I forgot _____.
[    ]
A. turning it off
B. turn it off
C. having turned it off
D. having turned it off
◎ 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“—The light in the office is still on.—Oh, I forgot _____. [ ]A. turning it off B. turn it off C. having turned it off D. having turned it off…”主要考查了你对  【人称代词】【动名词】【动词短语】【现在完成时】  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。