北師大版高中英語必修2 Unit4 Lesson1 精品課件_第1頁
北師大版高中英語必修2 Unit4 Lesson1 精品課件_第2頁
北師大版高中英語必修2 Unit4 Lesson1 精品課件_第3頁
北師大版高中英語必修2 Unit4 Lesson1 精品課件_第4頁
北師大版高中英語必修2 Unit4 Lesson1 精品課件_第5頁
已閱讀5頁,還剩18頁未讀 繼續(xù)免費(fèi)閱讀

下載本文檔

版權(quán)說明:本文檔由用戶提供并上傳,收益歸屬內(nèi)容提供方,若內(nèi)容存在侵權(quán),請(qǐng)進(jìn)行舉報(bào)或認(rèn)領(lǐng)

文檔簡(jiǎn)介

1、 Unit 4Lesson 1Tomorrows WorldStep 1 Warm up Modern technology (現(xiàn)代科技)現(xiàn)代科技)helps us do many things. Digital Cameras 數(shù)碼相機(jī)數(shù)碼相機(jī)MP3computersrobots (機(jī)器人)機(jī)器人)the Internetcellphones (無線電話)無線電話)CD (Compact Disc) 光盤光盤DVD(Digital Video Disc) 數(shù)字化視頻光盤數(shù)字化視頻光盤smartconvenientmulti-functionalsend SMS, call,alarm clo

2、ck, games,take photos, mp3, go on linetypical cell phoneOnly for callsHave you ever seen such a camera?Digital cameragramophonemp3walkmanmp4Can you imaginewhat a computerlooked like in the 1980s?But in the 21st. century, Step 1 Warm up But modern technology (現(xiàn)代科技)現(xiàn)代科技)can also cause problems. Work i

3、n small groups of 4 and discuss : Group1: the advantages(優(yōu)點(diǎn))優(yōu)點(diǎn))of robots Group2: the disadvantages(不足)(不足)of robots Group3: the advantages of computers Group4: the disadvantages of computersTechnology AdvantagesRobots Disadvantages1.Robots can work in dirty and dangerous places.2. Robots can work wi

4、thout sleep and food.1. Robots cant think or make decisions.2. People may lose jobs if robots are used instead of humans.Technology AdvantagesComputers Disadvantages1. Computers are expensive.2. Computers cant think or make decisions.1. Computers help us work faster.2. Computers can help us solve di

5、fficult problems. Step 2 Guessing:Which of these topics do you think it will mention? Read fast and find out!the Internet artificial human time travel robots global warmingvirtual reality (虛幻(虛幻/模擬現(xiàn)實(shí))模擬現(xiàn)實(shí))Step 3 DiscussionTake out a sheet of paper. Work in groups of 4 and write down the structure of

6、 the passage. (文章的寫作結(jié)構(gòu))文章的寫作結(jié)構(gòu))Tips:(提示)從文章的兩類人的觀點(diǎn)著手。(提示)從文章的兩類人的觀點(diǎn)著手。 1. Why are some experts pessimistic (悲觀的)悲觀的) about the future of the Internet? 2. Why are some people optimistic (樂觀的)(樂觀的) about the future of the Internet? pessimistichackersCyber terroristsnowin the futurecybercriminaloptimis

7、ticin the future virtual realityworkshopstudyget entertainment TV & postal servicewill disappearalreadyin the next few yearsshop on the Internetget informationbuy booksfind out holiday offersbook ticketsThe structure of the passage (文章的寫作結(jié)構(gòu))文章的寫作結(jié)構(gòu))bad : pessimistic (悲觀的)悲觀的)good : optimistic (樂

8、觀的)(樂觀的)How doesthe computerand the Netare going to affect our lives.Topic Sentence (中心句)(中心句)Step5 Learning vocabulary Read the article and match the vocabulary from the text below with the definitions.hacker, chaos, terrorist, the Net (Internet), virtual reality, crash1、a person who enters other p

9、eoples computer programmes in secrethacker2. The use of computers to make situations feel and look real virtual reality3. have an accident by violently hitting something 4. someone who does terrible things to harm countries, governments and peoplecrashterrorist5. computer system that allows millions

10、 of people around the world to share information the Net6. A terrible situation in which everything goes wrongchaosStep 5Enjoy the reading.summaryThe article talks about _.Different people have different ideas. Some are_. They worry about the crime, hackers and terrorists in cyberspace. However, man

11、y people are_. They think computer can make our life easier. People can buy books, _ticket, etc. Some experts believe that we will live in a_ in the future.the future of cyberspacepessimisticoptimisticbookvirtual worldStep 6 Creation and Speaking After reading the article and discuss:What will you do to bring the machinesand people both together and mak

溫馨提示

  • 1. 本站所有資源如無特殊說明,都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請(qǐng)下載最新的WinRAR軟件解壓。
  • 2. 本站的文檔不包含任何第三方提供的附件圖紙等,如果需要附件,請(qǐng)聯(lián)系上傳者。文件的所有權(quán)益歸上傳用戶所有。
  • 3. 本站RAR壓縮包中若帶圖紙,網(wǎng)頁內(nèi)容里面會(huì)有圖紙預(yù)覽,若沒有圖紙預(yù)覽就沒有圖紙。
  • 4. 未經(jīng)權(quán)益所有人同意不得將文件中的內(nèi)容挪作商業(yè)或盈利用途。
  • 5. 人人文庫網(wǎng)僅提供信息存儲(chǔ)空間,僅對(duì)用戶上傳內(nèi)容的表現(xiàn)方式做保護(hù)處理,對(duì)用戶上傳分享的文檔內(nèi)容本身不做任何修改或編輯,并不能對(duì)任何下載內(nèi)容負(fù)責(zé)。
  • 6. 下載文件中如有侵權(quán)或不適當(dāng)內(nèi)容,請(qǐng)與我們聯(lián)系,我們立即糾正。
  • 7. 本站不保證下載資源的準(zhǔn)確性、安全性和完整性, 同時(shí)也不承擔(dān)用戶因使用這些下載資源對(duì)自己和他人造成任何形式的傷害或損失。

評(píng)論

0/150

提交評(píng)論