问题
选择题
— Where did you buy that?
— I _____________ it in Chinatown. [ ]
A. buy
B. bought
C. buys
D. buying
答案
答案:B
— Where did you buy that?
— I _____________ it in Chinatown. [ ]
A. buy
B. bought
C. buys
D. buying
答案:B