The Internet has become a part of teenage life.A new report

The Internet has become a part of teenage life.A new report on 3,375 students aged from 10 to 18 in seven Chinese cities found that 38 percent of them believe they use the Internet often.While most of them get useful information and use the Internet to help in their studies,some are not using it in a good way.In order to help young people use the Internet in a good way,a textbook on good Internet behavior has started to be used in some Shanghai middle schools this term.The book uses real examples to teach students good ways of using the Internet.The book gives useful advice such as it’s good to read news or find helpful information to study.Some students also make on-line friends.But if you are meeting a friend off-line,make sure your parents know.Teachers and parents think the book is of great help.A teacher said the book would be a guide for teens using the Internet.She believes it will keep students away from bad sites."Many students are using the Internet without guidance from their parents," she said."The book will teach students how to be a good person in the on-line world."