听力原文：W: OK John, how much would you ask for this coffee and tea set? M: Well, ordina61y a coffee set is $30 and a tea set $20. W: But our business relation ship is of long standing. Can you give me a better price? M: Yes. If your coffee set order is over 2,000 sets then I could give you a reduction of five percent. W: How about the tea set? M: Well, for tea set, if your order is over half d the coffee set, we'll reduce the price by three percent. W: You mean over 1,000 sets? M: Yes. By the way, do you want to order seine coffee mugs and tea cups? They're both of new design and very good quality. W: Yes. But what is the best price you can offer? M: We usually don't reduce the price unless it is an exceptionally large order. W: OK. What is the minimum order of making a reduction? M: Well, the coffee mug order should be over 4,000 dozen and tea cup order over 5,000 dozen. W: Then what's the reduction? M: Hmm... we can offer you a discount of two percent for the coffee mugs and four percent for the tea cups. W: Can you give me a better price? M: I'm sorry, this is the best we can do. &8226;Look at the notes below. &8226;Some information is missing. &8226;You will hear a price negotiation between a salesman and his client. &8226;For each question 9-15, fill in the missing information in the numbered space using a word, numbers or letters. &8226;After you have listened once, replay the recording. quantity discount coffee set over(9)______ sets 5% coffee mug over(10)______ dozen (11)______ tea set over(12)______ sets (13)______ tea cup (14)______ dozen (15)______ (9)