问题
选择题
—When_____your mother_____you that blue dress,Mary?
—Sorry,I really can't remember. [ ]
A. does ; buy
B. has ; bought
C. had ; bought
D. did ; buy
答案
答案:D
—When_____your mother_____you that blue dress,Mary?
—Sorry,I really can't remember. [ ]
A. does ; buy
B. has ; bought
C. had ; bought
D. did ; buy
答案:D