补全对话（每题1分，共5分）
A: I haven’t seen you these days. What’s happened to you?
B: My grandma is ill in hospital.
A:                   . What’s wrong with her?
B: Her leg has been hurt for a long time. She had to see a doctor. The doctor said there was something wrong with it.
A:                   ?
B: A little better. She was operated on yesterday.
A:                   ?
B: I looked after grandma there.
A: But the nurses could do it, I think.
B:                   . She’s taken good care of me since I was a baby. I should do something for her, too.
A: I see. Is there something I can do for you?
B: Nothing, thanks. See you.
A: ______________.