IF HE ________ A STUDENT, HE MUST WEAR SCHOOL UNIFORM.A. WAS B. WER...

5. - TRAC NGHIEM ANH 9 HKII 2
TRAC NGHIEM ANH 9 HKII 2
5. If he ________ a student, he must wear school uniform.A. was B. were C. is D. will be