◎ 题干
I'm ______ the blackboard, but I can't ______ any words.
[     ]
A. looking, see
B. looking at, see
C. seeing, look
D. seeing, look at
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“I'm ______ the blackboard, but I can't ______ any words.[ ]A. looking, see B. looking at, see C. seeing, look D. seeing, look at…”主要考查了你对  【实义动词】【动词短语】  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。