Unit 4 Information Technology-2020-2021学年新教材高中英语必修第二册新课标辅导【精讲精练】北师大版（课件ppt)

Unit 4 Information Technology 菜 单 英语·选修6（BSD） Unit 4　Information Technologr Unit 4 Information Technology 菜 单 英语·选修6（BSD） 现在，中国有一亿六千多万网民，其中66%是青少年。你知道人们上网做什么吗？你能够想象得到没有网络的世界会是什么样子吗？ 美文导读·话题链接 Unit 4 Information Technology 菜 单 英语·选修6（BSD） Can you imagine a world without the Internet？It's surprising to think about it. Now，China has more than 162 million Internet users，according to the China Internet Network Information Centre.This is the second largest number of users in the world after the United States.Today,66% of Chinese “netizens” are teenagers.“They spend about thirteen hours every week online，” said Qian Hulin，an Internet expert.Doctor Song in Beijing Xuanwu Hospital said about 14% of Chinese netizens who are teens often lasted over ten hours to play online games. Unit 4 Information Technology 菜 单 英语·选修6（BSD） The main reasons why teenagers surf the Net are to search for information，to communicate with others and to have fun.On the Internet，teenagers can find out almost anything.And surfing the Net can help students with their homework and widen their knowledge. Unit 4 Information Technology 菜 单 英语·选修6（BSD） Li Dong，a teacher at No.41 Middle School in Shijiazhuang，likes her students to use the Internet.“When we talk in class，students who surf the Net usually know more background information than the others，” she said. Unit 4 Information Technology 菜 单 英语·选修6（BSD） In addition，people can use the Internet to write letters or stories，send emails and chat.Many teens keep in touch with their friends online.It is cheaper than phoning somebody far away and also much quicker. Unit 4 Information Technology 菜 单 英语·选修6（BSD） 阅读上文并回答下列问题。 1．Which country has the largest number of users in the world? _____________________________________________2．Why do teenagers surf the Net? _____________________________________________ 答案　1.The United States.　2.They want to search for information，to communicate with others and to have fun. $$