WHAT DO YOU OFTEN DO………..YOUR FREE TIME

27. - DE KIEM TRA 1 TIET TIENG ANH 11 LAN 3(CO DAP AN)
DE KIEM TRA 1 TIET TIENG ANH 11 LAN 3(CO DAP AN)
27. What do you often do………..your free time?A. for B. at C. on D. in