CHỌN ĐÁP ÁN ĐÚNG CHO MỖI CÂU SAU.

Question

23: Mary: “Have you been to Singapore?” David:”…”A. Yes, I do B. No, I don t ’ C. Yes, I have D. No, I don t have ’

Answer

C. Yes, I have D. No, I don t have’

23: Mary: “Have you been to Singapore?” David:”…”