2019-2020年高中英語《Cyberspace》教案1 北師大版必修2.doc

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2019-2020年高中英語Cyberspace教案1 北師大版必修2Teaching aims:To use the title of a text to predict the content.To practise using vocabulary of cyberspace.To practise using will and going to to talk and write about the future.Teaching difficulties: To revise Present Simple and Present Continuous.Teaching Aids: puter and cassetteTeaching procedures: . Warming up What puters and internet bring us?convenient, high efficientpared to 20 years ago how do you think technology will change our lives?For example: Go shopping on line.Neednt carry cash and use credit cards.Instead of going to the bank you can use a puter and a telephone to pay for bills.1. Imagine what happens in the next twenty years? 2. Is it possible that the puter gives us disaster?Look at the title of the article.Which of these topics do you think it will mention?* the Internet * artificial human * time travel * robots * global warming * virtual realityRead the article quickly and check your guess to question 2 above.1. With the development of puters, our life may change in shopping and municating ways2. The text infers to us that worry is not necessary and puters and the Internet only do good to us.3. Some experts say in the future we will not go to school in the classroom like us.4. In the future it is possible that people live in another world of outer space.5. The text tell us you can do many things but neednt go to the place yourself.6. Because of the rapid development of Internet television and the mail will be replaced by puter.Keys: T F T F T TLearning vocabularyMatch the vocabulary from the text below with the definitions.hacker, chaos, terrorist, the Net (Internet), virtual reality, crash1. a person who enters other peoples puter programmes in secret2. The use of puters to make situations feel and look real.3. have an accident by violently hitting something.4. some who does terrible things to harm countries, governments and people.5. puter system that allows millions of people around the world to share information6. A terrible situation in which everything goes wrongKeys: 1. hacker 2. virtual reality 3. crash 4. terrorist 5. the Net (Internet) 6. chaosCorrect error1. In the last thirty years, the Internet grew rapidly.2. Terrorist may “attack” the worlds puters, cause chaos, make planes and trains crash.3. It is convenient to order tickets from the internet.4. In 1983, there were only 200 puters connect to the Internet.5. It is clear we can use internet to do all kinds of things at home.6. Personally, Im optimistic about the future of internet.7. As society develops, puters will make our life much convenient.8. The mail service may also disappear as the increasing use of e-mail. Keys: 1. grew 改為 has grown 2. make前加and 3. order 改為book 4. connect改為connected 5. clear后加that 6. of 后加the 7. much 改為more 8. as 改為withWe can feel convenient, we can do all kinds of things from the Internet at home, such as buy books, find out about holiday offers, book tickets and so on.Some traditional things will disappear.We may live in a virtual world.Hacker can get into the puters of banks and government so that change data or steal away important information.Terrorists will attack the worlds puters, cause chaos, make planes and trains crash even and cause nuclear war.Voice your opinionDo you feel pessimistic or optimistic about the future of the Internet? Why?Language points1. In 1983, there were only 200 puters connected to the Internet.= which were connected to the Internet.puter 和connect 是被動關(guān)系,因此connected to 是過去分詞做定語來修飾puter,相當(dāng)于一個定語從句。It is surprising that there were 3oo gold coins buried underground. which were buried underground.真是令人驚奇，地下埋了300 枚金幣。There are so many people watching the big fire in the street.=who watched the big fire in the street.People 和watching 是主動關(guān)系watching 是現(xiàn)在分詞做定語表主動來修飾people 相當(dāng)于定語從句。2.Some experts are pessimistic about the future.一些科學(xué)家對（計算機主宰的）未來表現(xiàn)出悲觀的態(tài)度。be pessimistic/optimistic about 對悲觀/樂觀Im rather pessimistic about the present situation.我對目前的局勢感到悲觀。3. It is clear that we are going to see an explosion of shopping on the Internet.很顯然，不遠的將來我們就會看到網(wǎng)上購物的狂潮。It作形式主語，真實主語是 that引出的主語從句。 that we are going to see an explosion of shopping on the Internet is clear.It is clear that in the next few years the Earths climate will change.= That in the next few years the Earths climate will change.4. .the use of puters with sounds and pictures that make you feel as if you are in a real situation.(虛擬世界)是計算機通過聲音和圖像模擬現(xiàn)實，以使人感到仿佛置身于一個真實的空間。as if 連詞，仿佛， 好像It sounds as if shes been really ill.聽上去好像她真的病了。5. We have to take immediate action.我們得馬上采取行動。take action 采取行動。We must take actions to prevent the spread of disease. 我們必須采取行動防止疾病的傳播。Language StudyPredictions will and be going toRead the following sentences from the text. In pairs, decide whicha) talks about a future event we can predict from a present situation?b) expresses our opinions and beliefs about the future?1. , it is clear that we are going to see an explosion of shopping on the Internet.2. She also believes that, in the future, we will get entertainment from the Internet and that television will probably disappear.3. Personally, I think virtual reality will bee part of modern life, Keys: 1. a 2. b 3. bGrammar Summary 1, on p92.1. Youre planning to buy a puter. a) I hope it will be cheap. b) It is going to be cheap.2. Its the last ten minutes of a basketball match between Russia and the USA. The score is 102:56 to Russia. a) The USA will lose. b) The USA is going to lose.Keys: 1. a 2. bplete the text with going to or willEarth Report!Dr Carl Wight is an expert on the environment. He speaks to our reporter, “It is clear that in the next few years the Earths climate(1)_ change . Im afraid that this probably means that many kinds of animals, such as the South China tiger, (2)_ disappear soon, Changes in climate(3)_certainly affect peoples lives too. Because of global warming, the sea has already destroyed parts of Britain. It is obvious that this destruction (4)_bee more dangerous in the future. We have to take immediate action, or I fear that life on Earth (5)_get worse.”Keys: 1. is going to 2. are going to 3. are going to 4. will 5. will1. The cars are going to crash.2. Shes going to have a baby.3. Hes going to walk into the bus stop.4. The house is going to fall into the sea.Language in UseWork in pairs. Student A is a pessimist and Student B is an optimist. Make predictions about life by the year 2050.Homework:Page 55 exercise 4, 5 and 6