四. 補(bǔ)全對話：

　　A: Good morning. _______1_________

　　B: Yes, please. I’m looking for a mobile phone, but I have no idea.

　　A: We’ve got all kinds of mobile phones here. Which do you prefer, Simens, Nokia or Motorola?

　　B: I really know a little about them. Which one sell best these days?

　　A: Mm… ________2_______

　　B: How much is a Motorola?

　　A: _________3_________ The newer, the more expensive.

　　B: _________4_________

　　A: What about this one? It took nice and works well.

　　B: _________5_________

　　A: 1,000 yuan.

　　B: Any discount? How about 850 yuan?

　　A: _________6_________. That’s the best we can do. OK?

　　A. A. Motorola is more popular, I think.

　　B. B. I want one, n ewer but not too expensive.

　　C. C. I have to ask for 900 yuan.

　　D. D. What can I do for you?

　　E. E. What type would you like?

　　F. F. My mobile phone is Motorola.

　　G. G. How much is it?