◎ 题干
— Why didn't you come and open the door for me, dear? 
— Sorry, Jack. I _____ in the kitchen and didn't hear you.

[     ]

A. was cooking
B. am cooking
C. have cooked
D. will cook
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“—Why didn't you come and open the door for me, dear?— Sorry, Jack. I _____ in the kitchen and didn't hear you. [ ]A. was cooking B. am cooking C. have co…”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。