－－I had a really good weekend at my uncle's.

－－＿＿＿＿＿．

      A. Oh. that's very nice of you 　　                   B. Congratulations

      C. It's a pleasure 　　　　　　　　                 D. Oh. I'm glad to hear that

－－l had a really good weekend at my uncle's.

－－＿＿＿＿＿．

A. Oh. that's very nice of you

B. Congratulations

C. It's a pleasure

D. Oh. I'm glad to hear that