题目内容
When I arrived, the Browns ________ lunch.
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A. was having |
B. have had |
C. had had |
D. had |
答案:C
提示:
提示:
题目考察过去完成时态的构成。注意不能用A是因为主语The Browns是指布朗一家人,应与复数谓语动词搭配
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