听力原文：W: What are you reading, Paul？M: Oh, it's a book about naval engineering.W: Why a

听力原文：W: What are you reading, Paul？

M: Oh, it's a book about naval engineering.

W: Why are you reading on Friday evening？

M: Because I've got to write an essay this weekend.

W: What are you going to do when you've qualified？

M: I don't know. I'd like to get a job abroad, I think. What are you going to do when your year at Weston is over？

W: l'm going to spend a few weeks touring Britain, then I'm going back to Canada, I suppose.

M: What is John going to do？

W: I think he's going to open a branch of" pretty feet"in London.

M: What is he doing in Italy？

W: He's seeing some designers here. He's coming back tomorrow. By the way, what are you and Sue doing on Saturday evening？

M: I don't know yet. Why？

W: Well, I thought we could cook another of our suppers and invite John and Sue.

M: Oh, no! Not Potato Salad again! Sorry, Barbara, but I really have to read this book.

When does the conversation take place？

A．Wednesday.

B．Thursday.

C．Friday.

D．Saturday.