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

9. The farmer said, “I didn’t see her.”  The farmer said _______ her. A. he had seen B. I hadn’t seen C. she didn’t see D. he hadn’t seen