读一读，选一选：选择最合理的句子，将下面的对话补充完整，把序号填到横线上。

A:Hello, Mary. ___________________.
B:Yes, I do. ____________________
A:Some soup and bread. ____________________ 
B:Yes, I can. Can I help you, mom?
A:Yes, _____________________
B:Ok. 
A:Everything is ready. _____________________
B:Thank you.