IF I WANT TO GET GOOD MARKS, YOU ... STUDY HARD.A. MUST B. COULD C....

6. - KIEM TRA 1TIETLAN2 ENGLISH9
Tiếng Anh KIEM TRA 1TIETLAN2 ENGLISH9
6. If I want to get good marks, you ... study hard.A. must B. could C. would D. has to