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

35. The man suddenly realized that the neighbor was watching him.A. The man suddenly realized that he was being watched by the neighbor.B. The neighbor was watching the man and he suddenly realized that.C. The neighbor was suddenly realized the man and watching him.D. The man suddenly realized that he was watched by the neighbor.