I ___________ here in my uncle’s farm only for 3 days. A. was B. were C. has been D. have beenĐoạn văn1/40Chọn phương án đúng (ứng với A hoặc B, C, D) để hoàn thành mỗi câu sau: I ___________ here in my uncle’s farm only for 3 days.waswerehas beenhave beenGiải thíchChọn đáp án D