After I my course in England, I came back to my country. A. finish B. was finishing C. had finished D. have finished
After I _______ my course in England, I came back to my country.
A. finish
B. was finishing
C. had finished
D. have finished
Đáp án C
Giải thích: cần dùng quá khứ hoàn thành vì xảy ra trước 1 hành động khác
Dịch: Sau khi kết thúc khóa học ở Anh, tôi trở về nước.