◎ 题干
---Be careful. You might fall into the river.
---Thank you. I ________ I ________ so close to it.
A.didn’t know; am standing
B.don’t know; am standing
C.didn’t know; was standing
D.didn’t know; would standing
◎ 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“ ---Be careful. You might fall into the river.---Thank you. I ________ I ________ so close to it.A.didn’t know; am standingB.don’t know; am standingC.didn…”主要考查了你对  【宾语从句】  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。