AT SCHOOL, THE TEACHERS AND STUDENTS _____ FOLLOW THE RULES

13. - KIEM TRA TRAC NGHIEM 1 TIET UNIT 45 ANH 8 THI DIEM
KIEM TRA TRAC NGHIEM 1 TIET UNIT 45 ANH 8 THI DIEM

13. At school, the teachers and students _____ follow the rules.

A. has to B.have to C. need to D. have n’t to