◎ 题干
—Why did you leave the lights burning?
—Heavens! I guess I     to turn them off.
A.would forget B.had forgot C.forgot D.have forgot
◎ 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“—Why did you leave the lights burning?—Heavens! I guess Ito turn them off.A.would forgetB.had forgotC.forgotD.have forgot…”主要考查了你对  【一般现在时】【将来进行时】【过去完成进行时】【过去将来时的被动语态】  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。