Question 7. How .............people in Viet Nam ....................before the first motorbike............. A. did/travel- imported B. did/ traveled - was imported C. had/travel- imported D. had/traveled - was imported Chọn ABCD
2 câu trả lời
Question 7. How .............people in Viet Nam ....................before the first motorbike............
. A. did/travel- imported
B. did/ traveled - was imported
C. had/travel- imported
D. had/traveled - was imported
Trước mặt before là quá khứ hoàn thành
`=> `chọn D