补全对话
(B is at A’s home)
A：It’s very cold this morning. Would you like a cup of hot milk?
B：Sorry. _____________________________________
A：With sugar?
B：________________________________________ I don’t want any sugar.
A：But I know you usually like tea with sugar.
B：Yes. But the doctor told me it’s bad for my health.
A：I see. Here’s some home cooked food. ________________________________________
B：No, thanks. I had breakfast an hour ago. ___________________________________
A：Help yourself to some fruit, then.
B：_______________________________________