请听下面一段对话,回答第1至3题。 1. What does the man mainly do on the Internet? [ ] A. He checks his e-mails. B. He finds products and components. C. He surfs the net. 2. What's the man's opinion about the Internet? [ ] A. Online information is very new. B. We shouldn't buy anything online. C. A lot of information online is false. 3. How does the man buy something online? [ ] A. Checking the websites of shops carefully. B. Sending someone to the shops to check the products. C. Going to the shop by himself.