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    -I called you last night, but there was no answer. -Oh, I’m sorry. I dinner at my friend’s home. A. had B. have had C. was having D. am having 【查看更多】

     

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    —I called you last night, but there was no answer,
    —Oh, I'm sorry. I               dinner at my friend's home.
    [     ]
    A. have
    B. had
    C. was having
    D. have had

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