— I wonder how long you _____ in Beijing.
— Just for the weekend, then I had to attend a conference in Tianjin.

A. will stay
B. stayed
C. have stayed
D. stay
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科目：高中英語 來源：模擬題 題型：單選題

— I wonder how long you _____ in Beijing.
— Just for the weekend, then I had to attend a conference in Tianjin.
[     ]
A. will stay
B. stayed
C. have stayed
D. stay

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