◎ 题干
I ____to go for a walk, but someone called and I couldn't get away.
[     ]
A. was planning
B. has planned  
C. had planned
D. would plan
◎ 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“I ____to go for a walk, but someone called and I couldn't get away.[ ]A. was planning B. has planned C. had planned D. would plan…”主要考查了你对  【过去完成时】  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。