◎ 题干
—What did the teacher say just now?
—Sorry, I didn’t hear it. I          out of the window.
[     ]
A. look
B. looked
C. am looking
D. was looking
◎ 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“—What did the teacher say just now?—Sorry, I didn’t hear it. Iout of the window.[ ]A. lookB. looked C. am lookingD. was looking…”主要考查了你对  【过去进行时】  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。