◎ 题干
—Doctor, I caught a bad cold, and I had a sore throat.
—How long _____ like this?
[     ]
A. did you        
B. were you  
C. have you been    
D. had you been
◎ 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“—Doctor, I caught a bad cold, and I had a sore throat.—How long _____ like this?[ ]A. did youB. were youC. have you been D. had you been…”主要考查了你对  【现在完成时】  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。