A、Three. B、Four. C、Five. D、Six. B题目询问亚当一家有几口人。通过“…among the four of us．”可以看出男士家中有四口人，选项B正确。

M: Hi, Kate. Are you coming for dinner on Wednesday night? It’s my turn to cook.
W: You are cooking, Adam? I don’t know if I should believe you.
M: My parents do. I have learnt a lot about cooking. And something I make is really good!
W: Do you make dinner often?
M: Every Wednesday.(9)You see, My Mum has gone back to work for some time. So all the housework is divided(8)among the four of us.
W: David cooks too?
M: He surely does. And pretty well too. His turn is Tuesday. My Mum cooks on Thursday and my Dad on Monday.
W:(10)And who does the shopping?
M: Usually my Mum and I. We do shopping on Saturday.
W: Oh, that sounds nice. I’d like to go and taste the food you make.
Questions 8 to 10 are based on the conversation you’ve just heard.
8.How many members are there in Adam’s family?
9. Why is the housework divided among the family?
10. Who usually does the shopping in this family?