廣東省高明實驗中學高中英語北師大版必修二學案：Unit 4 Cyberspace Lesson 1（第1課時）.doc

unit 4 cyberspace lesson 1 tomorrows world 第1課時【學習目標】1. learning objectives 知識目標 to get to know some key words: affect, growth, attack, offer, disappear, obvious, destroy, pessimistic, optimistic, in secret, surf the internet, go wrong, as if, take action, be connected to, be pessimistic/optimistic about 理解一些重點詞匯和短語的意思。 to read for the main idea of the passage. 閱讀并理解文章大意。2. emotional objectives 情感目標 能主動參與課堂活動。 運用本課所學的部分詞匯描述人們對數(shù)字空間未來發(fā)展的預測和態(tài)度。【重點和難點】重點:學習目標中的第1點的第小點,難點: 學習目標中的第1點【學法指導】1. teamwork. 合作學習2.略讀與細讀。略讀：即通過題目，標題，說明，文章段落首句和末句，圖片等讀取文章大意；細讀：即重點找出具體的信息?！緦W習過程】(一) preview 課前預習導學根據(jù)句意完成句子1. in the last thirty years, the internet has grown (rapid). 2. in 1983, there were only 200 computers (連接) to the internet. 3. some experts (對悲觀) the future.4. in the future, terrorists may (攻擊) the worlds computers, cause chaos, and make the plane and trains (碰撞).5. some expert see our future in virtual reality the use of computers with sounds and pictures that make you feel (好像) you are in a real situation.6. personally, i think virtual reality will become （一部分）modern life.7. however, many people _ (對樂觀) the future of the internet8. the sun came out and soon the snow _.9. it was _ that none of them knew what an elephant looked like.10.he was still complaining about the _ he lost during the christmas, when he was in hospital.11. smoking will _ your health.12.a number of _ attacked a theatre and caused many deaths.(二) classroom learning and exploration 課堂學習和研討 1. presentation of the preview 預習成果展示2. explanation and discussion 答疑討論3. classroom learning tasks 課堂學習探究任務task 1. write the heading of each part.part 1: _ part 3: _part 2: _ part 4: _task 2find the specific information. how has the internet grown in the last 30 years?in the last 30 years in 1983now what are the different ideas about the future of cyberspace?pessimisticoptimistic how do some experts see our future in virtual reality? the use of computers will _. virtual reality will _.task 3word bankactivities done on the internetactivities doneon the internetcyberspace being attackedcyberspace閱讀課文，選出最佳選項。1. whats the authors attitude towards the growth of cyberspace?a. excited. b. positive c. pessimissic. d. uncertain.2. some experts arent optimistic about the future of the cyberspace because _.a. more and more children will enjoy playing computer gamesb. terrorists will take control of the internet for their own use.c. some people will commit crimes on the internet in the futured. some other people will attack planes through the internet3. it is said in the text that mail service will disappear in the future, for _.a. nobody will post letters through post officesb. more people will send emails instead of lettersc. mail services are more expensive than emailsd. more people will prefer to make phone calls4. the third paragraph mainly tells us _. a. what can be done on the future internet b. what can be bought on the future internet c. what will disappear on the future internet d. why people are optimistic about the future internet5. which of the following is true according to the text? a. we can benefit a lot from virtual reality. b. men will live and work in a virtual world. c. people wont go to school in the future. d. no one will go shopping in real shops.task 5. group discussion:do you feel pessimistic or optimistic about the future of the internet? list at least three reasons: key words: (affect, growth, cyberspace, criminal, terrorist, harm, destruction, virtual reality, scientific, measure, suggestion)task 6. role playan interview at an international conference .a journalist is interviewing three experts about the future of cyberspace at an international cyberspace.a- journalistb- an expert who is pessimistic about the futurec- an expert who is optimistic about the futured- an expert of virtual reality(三) classroom assessment：課堂檢測1. read the text again and fill in the suitable words and phrases. in the last thirty years, the internet has grown rapidly. in 1983, there were only 200 computers _ to the internet; now there are around 50 million. some experts are _ the future. one worry is _ in cyberspace. in the future, _ may “attack” the worlds computers, _, and make planes and trains _. however, many people are _ the future of the internet. it is clear that we are going to see a huge _ in shopping on the internet. we will get _ from the net and that television and mail service will probably _. some experts see our future in _. 2choose the words and phrases to complete the sentences:rapidly, do harm to, find out, get worse, in secret, go wrong, as if, take action, personally, pessimistic, optimistic, surf the net they are all _ about their future. they all think they will have a bright future. smoking so much will really _ to your health. youd better give him the money _, not letting anyone know. _, i dont think your ideas are right at the moment. is there anything that _ with the machine? it wont work! dont talk _ you knew everything! the police are _ to deal with the crime. my watch is missing. ill _ who took it. things _ in an unexpected way. it rained heavily the