听下面5段对话。每段对话后有一道小题,从每题所给的A、B、C三个选项中选出最佳选项。听完每段对话后,你将有10秒钟的时间回答有关小题和阅读下一小题。每段对话你将听一遍。1. Who will go to America?A. Lucy and Peter. B. Lucy and Sharon. C. Sharon and Peter.2. What is the probable relationship between the two speakers?A. Boss and clerk. B. Teacher and student. C. Doctor and patient.3. Where is the man going to plant the tree?A. By the front door. B. At the back of the garage. C. At the other end of the garden.4. What does the woman ask the man to do?A. Repair the washing machine.B. Take a look at the washing machine.C. Call someone to fix the washing machine.5. What are the two speakers talking about?A. Wildlife. B. Holidays. C. A book.