◎ 题干
— Why didn't you come to our party yesterday? There was a lot of fun.
— I _________, but I had an unexpected guest at home.
A. had
B. was going to
C. did
D. would
◎ 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“— Why didn't you come to our party yesterday? There was a lot of fun.— I _________, but I had an unexpected guest at home. A. hadB. was going toC. did D.…”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。