answer: #Person2# often trades online and teaches #Person1# how to do it. #Person1# feels interested and will get a computer at once.
documents: #Person1#: Hi. Have you got a personal computer?
  #Person2#: Certainly. What's the matter?
  #Person1#: I wonder if you often trade with others on the internet.
  #Person2#: Sure. I often buy things or do business through it without going out to the physical stores.
  #Person1#: Great! It's just like viewless stores. But how can you shop or order on line or trade on line?
  #Person2#: That's simple. Just click the hyperlink, www. taobao. com or www. ebay. com, and you can see the specimen of the goods shown on the screen, and then you can place an order online with the sales company. And the goods will be delivered to your place.
  #Person1#: Is the service charged?
  #Person2#: No. it's free.
  #Person1#: Really. I'll get a computer at once.