问题
选择题
— How long ____ you ____ in Singapore?
— For just the weekend. I'll be back next Monday morning.[ ]
A. have; stayed
B. are; staying
C. did; stay
D. do; stay
答案
答案:B
— How long ____ you ____ in Singapore?
— For just the weekend. I'll be back next Monday morning.[ ]
A. have; stayed
B. are; staying
C. did; stay
D. do; stay
答案:B