阅读理解。

　　When you are on your computer at home or at school, there are some very important things to keep in mind(脑子)．

　　◇Use the Internet when your parents tell you it's OK or you have to．

　　◇First, remember that never give out your information such as your name, home address, school name, or telephone number in a chat room．Also, never send your pictures to someone you chat with on the Internet．

　　◇Never write to someone who you feel is not good．

　　◇Do not meet anybody or invite them to visit you．

　　◇Tell your parents if you read anything bad on the Internet．

　　◇Remember that people online(网上的)may not tell you the truth．A“12-year-old girl” may be an old man!

　　◇Be polite when you use the Internet to send an e－mail or chat with somebody．

　　◇Tell your parents about the people you meet or talk to on the Internet．

　　◇Ask your parents to spend time with you, so you can show them the sites you like to visit．

　　The following form(表格)is some personal information of a middle schoo1 student, Li Ming．

　　He is online in his home．Tell him what he should do when he has the problems listed below according to the passage above．

(1)

(2)

(3)