Lan and Ba are discussing a question of their  tea...

Câu hỏi: Lan and Ba are discussing a question of their  teacher.Lan: I think it is a good idea to have three or four generations living under one roof

A. I can't agree with you any more. There will be lots of   understanding.

B. No, I don't think so. They can help each other a   lot.

C. That's a good idea. Many old-aged parents like to live in a nursing  home.

D. You can say that again.