I. 听力理解（共三节，满分22.5分）
第一节（共4小题；每小题1.5分，满分6分）
听下面4段对话，每段对话后有一道小题，从题中所给的A、B、C三个选项中选出最佳选项。每段对话你将听两遍。
1. Where does the conversation most probably take place?
A. In a library. B. In a bookstore. C. In a study.
2. What is the final price of each necklace?
A. $ 40 B. $50 C. $60
3. What is the man doing?
A. Shopping at the supermarket.
B. Checking in at the hotel.
C. Asking the way.
4. Why couldn’t the man sleep well according to the woman?
A. He thought too much about his business.
B. He was too concerned about his health.
C. He drank too much coffee.
