— Have you ever been to the city of Beijing, our capital?
— Yes, only once. I ______ there only for two days. [ ]
A. had stayed
B. were staying
C. have stayed
D. stayed
答案:D
— Have you ever been to the city of Beijing, our capital?
— Yes, only once. I ______ there only for two days. [ ]
A. had stayed
B. were staying
C. have stayed
D. stayed
答案:D