单选题 Questions 11 to 13 are based on the following dialogues.

单选题 What is the main topic of the conversation?

A、 The relationship between the time spent in a store and the purchases made there.
B、 How can we spend as little as possible when shopping.
C、 How much time is required for drugstores shopping.
D、 The buying of clothes at department stores.

【正确答案】 A

【答案解析】[解析] 本题属于主题思想归纳题。需要考生通读全文，然后选出答案。根据原文女方第一句话the people who spend less than ten minutes in a drugstore are five times more likely to make a purchase than those who spend half an hour there可推测出，文章大致主题应该是：The relationship between the time spent in a store and the purchases made there.故答案为A。

单选题 What made the man and the woman start the conversation?

A、 An advertisement.
B、 A story of a friend.
C、 An article.
D、 A doctor"s prescription.

【正确答案】 C

【答案解析】[解析] 问题的核心在于第一句话：I just read a curious fact，以及男方随后回答的第一句话：I saw that article, too.可知话题的起源是article。故答案为C。

单选题 What did the man say about people who shop quickly?

A、 They come for a specific purchase.
B、 They want to spend little money.
C、 They talk themselves out of purchases.
D、 They hate shopping.

【正确答案】 A

【答案解析】[解析] 问题的相关句子为：But if you run into buy something specific and have very little time, you pick it up, pay for it immediately, and then leave.可知，当购买者有具体的目标，并且时间又不是很充裕时，他们会选择迅速购买然后马上离去。故答案为A。