第二节听下面每段对话或独白。每段对话或独白后有一到几个小题，从题中所给的[A]、 [B]、[C]三个选项中选出最佳选项，并标在试卷的相应位置。听每段对话或独白前，你将有时间阅读各个小题，每小题5秒钟；听完后，各小题给出5秒钟的作答时间。每段对话或独白读两遍。听第6段材料,回答第6、7题。W: What can I do for you?M: I'd like to exchange this sweater.W: What seems to be the matter?M: Well, you see I got this as a birthday present, but it's the wrong size, and what's more, I really don't like the color.W: Do you have the receipt?M: Yes.W: Can I have a look at it, please?M: Certainly.Where does the conversation probably take place?[A] In a friend's house. [B] In a shop. [C] At a party.