--- STUDY HARD WHEN YOU WERE AT SCHOOL

23. - Tổng hợp 24 đề thi thử Đại học môn Tiếng Anh 2016
Tiếng Anh Tổng hợp 24 đề thi thử Đại học môn Tiếng Anh 2016
23. --- study hard when you were at school? ạ Must you b. Had you c. Did you have to d. Were you