把下列对话内容补充完整，使其意思连贯。

   （S=Salesman; D=Daniel）

S: 1. __________________________________?

D: I am looking for a birthday present.

S: 2. __________________________________?

D: I want to buy a Walkman for my father. Can you show me some?

S: Sure. Here are some Walkmans. 3. ________________________________?

D: It looks nice. But I wonder why you recommend this one to me.

S: Because old people like the colour and it’s cheap.

D: 4. ______________________________?

S: It costs only 150 yuan.

D: Wow! That’s a good price. Can you show me how to use it?

S: Certainly. Oops! We don’t have any more batteries. Could you come back later?

D: Sure! When shall I come back?

S: In five minutes, OK?

D: 5. _____________________________.

1、1. What can I do for you; Can I help you; Is there anything I can do for you; Anything I can do for you

2. What are you going to buy; Who/ Whom do you want to buy it for; What will you buy; Who will you buy it for; What do you want （to buy）; What would you like （to buy）; Who/ Whom do you want to buy it for; For whom; Who/ Whom would you like to buy it for; What to buy

3. What about this （one）; How about this （one）; What do you think of this （one）; How do you like/ find/ feel this （one）; Do you like this （one）

4. How much （ is it）; How much does it cost; What’s the price （of it）; What’s its price; How much should/ shall/ will I pay for it

5. OK; All right; Sure; Of course; Certainly; Yes, of course; Yes, certainly; No problem