EXERCISE 3I. CHỌN TỪ/ CỤM TỪ THÍCH HỢP (ỨNG VỚI A, B, C, D) ĐỂ HỊAN TH...

33. - BAI TAP ON THI TN VA DAP AN
BAI TAP ON THI TN VA DAP AN
33. Someone cleaned the floor yesterday.A. Yesterday, the floor cleaned. B. The floor was cleaned yesterday.C. The floor was yesterday cleaned. D. Yesterday cleaned the floor.