IF THEY ….. STUDENTS, THEY MUST WEAR UNIFORM.A. WERE B. HAVE C. ARE...

TẬP HỢP CÂU HỎI TNKQ CÁC MÔN THI KHẢO SÁT KHỐI 9

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73.If they ….. students, they must wear uniform.

A. were B. have C. are D. be