MY FRIEND ASKED ME ……… I STUDIED AT A SCHOOL IN THE CITY CENTER.A....

28. - DE KIEM TRA LOP 8 HK II BAI 2
DE KIEM TRA LOP 8 HK II BAI 2

28.

My friend asked me

………

I studied at a school in the city center.

A. then B. when C. whether D. unless