201X_202x学年高中英语Unit4CyberspacePeriodOne北师大版必修2

1、The future of science can only belong to the diligent and modest younger generation! 科学的未来只能属于勤奋而谦虚的年轻一代,单元核心素养：思维品质,1,编辑课件,Can you imagine a world without the Internet？Its surprising to think about it. Now，China has more than 162 million Internet users，according to the China Internet Network Inform

2、ation Centre.This is the second largest number of users in the world after the United States.Today,66% of Chinese netizens(网民) 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 netiz

3、ens who are teens often last over ten hours to play online games.,话题导入,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

4、 and widen their knowledge. Li Dong，a teacher in 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. In addition，people can use the Internet to write letters o

5、r stories，send e-mails and chat.Many teens keep in touch with their friends online.It is cheaper than phoning somebody far away and also much quicker,1.Which country has the most Internet users in the world according to the article? _ 2.Why does Li Dong in No.41 Middle School like her students to us

6、e the Internet? _ _,查看答案,Because she thinks her students can get more background information by using the Internet,America/The United States,根据上文回答下列问题,PART 1,读前清障,PART 2,课文理解,Period OneWarm-up & Lesson 1 Tomorrows WorldPre-reading,PART 1,读前清障,6,编辑课件,匹配左边的单词与右边的汉语意思 第一组,查看答案,1.climateA.快，迅速地 2.flood

7、 B.影响 3.reality C.真实，现实 4.affect D.洪水，水灾；淹没 5.rapidly E.气候,6.growth A.消失 7.attack B.乐观的 8.chaos C.攻击，进攻 9.disappear D.混乱，无秩序 10.optimistic E.增长；生长,第二组,查看答案,11.entertainment A.病毒 12.harm B.明显的，显而易见的 13.crash C.伤害，损害 14.virus D.娱乐；款待 15.obvious E.(汽车、飞机等)撞毁；坠毁,第三组,查看答案,PART 2,课文理解,10,编辑课件,Skim the tex

8、t and match the headings with the proper paragraphs. Para.1A.The future of virtual reality. Para.2 B.Pessimistic ideas towards the future of cyberspace. Para.3 C.The growth of the Internet. Para.4 D.Optimistic ideas towards the future of cyberspace,查看答案,Step 1Fast-reading,11,编辑课件,Tell whether the fo

9、llowing statements are true(T) or false(F). 1.More and more computers will be connected to the Internet.() 2.The Internet came into the world in the 1990s.() 3.Some experts are pessimistic about the future of the Internet because they are worrying that the world wont be safe.() 4.Peter Anderson thin

10、ks people will be able to work in a virtual world.() 5.We can live in virtual reality completely.(,F,T,Step 2Careful-reading,T,T,F,查看答案,Choose the best answer according to the text. 1.The writer writes this passage in order to . A.show us the bright future of cyberspace B.tell people the disadvantag

11、es of the Net C.build up the future picture of the influence of the Net on our life D.make people know about the advantages of the Net,查看答案,13,编辑课件,2.We can infer from the passage that . A.cyberspace will affect peoples life greatly B.communicating with your friends on the Internet is always secret

12、C.the Net is sure to have a good effect on peoples life D.the Net is sure to have a bad influence on peoples life,查看答案,14,编辑课件,3.Angela Rossetto thinks that . A.e-mail will surely replace mail B.most people think the Net has a bright future C.people will book tickets from the Net D.more and more peo

13、ple will buy what they need on the Net,查看答案,15,编辑课件,4.The word “chaos” in the second paragraph can be replaced by “ ”. A.an accident B.a disordered situation C.a fire D.an interruption,查看答案,16,编辑课件,5.The main idea of the last paragraph is that . A.people can do everything in virtual reality B.cybers

14、pace will play an important role in peoples life C.the prediction of our life in virtual reality D.people can not live without the Net,查看答案,17,编辑课件,After reading the text，please fill in the following blanks. In the last thirty years，the Internet 1. (grow) rapidly，and this growth is 2. (clear) going

15、to continue. Some experts are pessimistic 3. the future.One worry is crime in cyberspace.In the future,4. (terror) may “attack” the worlds computers，cause chaos，and make planes and trains crash,查看答案,Step 3Post-reading,has grown,clearly,about,terrorists,18,编辑课件,5. ，many people are optimistic about th

16、e future of the Internet. Already，users can buy books，find out about holiday offers and so on.Angela Rossetto says that in the next few years，it is clear 6. we are going to see a huge 7. (grow) in shopping on the Internet.She also believes that，in the future，we 8. (get) entertainment from the Net an

17、d that television will probably disappear.The mail service may also disappear with the 9._ (increase) use of e-mail. Some experts see our future in virtual realitythe use of computers with sounds and pictures that make you feel as if you are in 10. real situation,查看答案,However,that,growth,will get,in

18、creasing,a,19,编辑课件,1.She also believes that，in the future，we will get entertainment from the Net and that television will probably disappear. 句式分析 自主翻译_ _,她还确信，我们将来可以在网上进行娱乐活动，而且那时电视很可能不复存在,Step 4Sentence-learning,She also believes that,in the future,we will get entertainment from the Net,and that television will probably disappear,查看答案,主句,插入语,宾语从句一,宾语从