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_高二英语教案全套Unit1 Making a difference 单元教学目标技能目标GoalsTalk about science and scientistsPractise describing people and debatingLearn more about the infinitiveWrite a descriptive paragraph 目标语言功能句式Practise describing people and debatingThats correctThats true.There is no doubt thatIt is clear thatIt is hard to say.Whats your idea?I doubt thatWell, maybe, butHave you thought about?词汇1. 四会词汇 undertake, analysis, obvious, within, agriculture, gravity, curious, branch, debate, scan, boundary, graduate, research, wheelchair, disable, theory, seek, misunderstand, scientific, observe, match, predict, unhappiness, crime, astronomer, microscope, telescope, heaven, intelligent, patient, experiment2. 认读词汇 Albert Einstein, genius, inspiration, perspiration, Alfred North Whitehead, quote, radioactivity, biologist, Stephen Hawing, PhD, promising, incurable, engage, Jane Wilde, exploration, Roger Penrose, observation, Newton, DNA, Galileo Galilei, Francis Bacon, geographer, Copernicus3. 词组 work on, go by, be/ get engaged to sb, go on with, dream of, turn out, use up, be satisfied with, take a look at, what if, the other way around4重点词汇 undertake, debate, disable, seek, misunderstand, observe, match, predict, patient语 法不定式的用法The infinitive used as Subject, Attribute, Object and Adverbial重点句子1Nor did he let the disease stop him from living the kind of life he hadalways dreamed of.2. It is not necessary to be a great scientist to make a difference in theworld.The first periodAims and demands:1.language aims:New words: genius, inspiration, perspiration, quote, mind, curious, gravity, radioactivity, outer spacePhrases: be on fire for, be similar to 2. language skills: Talk about scientists and their contributions; talk about the meaning of these quotes; listen to the tape and write down the main information3. Emotion aim: learn from these great scientists and their scientific spirit4. Strategy aims: to some extent, promote studentsabilities of listening and speaking, enlarge their vocabularyFocus and difficultyFocus: Learn and master new words and phrases: encourage students to talk about the scientists they know; make students focus on listening and take some notesDifficulty: Improve the studentslistening ability; master new words and phrasesTeaching Methods:1.Warming up to arouse the students interest in science.2.Listening-and-answering activity to help the students go through the listening material.3.Individual, pair or group work to make every student work in class.Teaching Aids: multimedia,. a tape recorder, .the blackboardTeaching Procedures:Step I Warming upTask 1 (class work) words presentation on the blackboardgenius, inspiration, perspiration, quote, mind, curious, be on fire for, be similar to, fear Task 2 (group work) competitionT: Who made great contributions to society and science? What great scientists do you know? And what are they famous for?Ss: Maria Curie radium and polonium Zhang Heng seismograph. Charles Darwin The Theory of EvolutionThomas Alva Edison the light bulb.Albert Einstein The Theory of RelativityTask 3 (group work) Learning quotesT: Who are they on the screen?Ss: Albert Einstein, Maria Curie, Thomas Alva EdisonT: Whom do you think these quotes are from? Do you know what they mean?S:I think it is from Edison. It means that if we make great efforts to do sth, well succeed. And no matter how clever he is, a person will fail if he doesnt try his best. In Chinese, it means 天才就是百分之九十九的汗水加上百分之一的灵感。S: It is from Einstein. It means if you want to succeed, its more important for you to have imagination than knowledge. In Chinese, it means 想象力比知识更重要。S: It is from Madame Curie. It means there are only things to be understood in the world, while there is nothing to be feared. In Chinese, it means 生活中没有什么可怕的东西,只有需要理解的东西Step II ListeningTask 1 (individual work) listeningT: Do you know any other scientists? Now lets do some listening practice on P2. We are going to listen to the descriptions of some famous scientists. Before listening, please read it through quickly. Listen to the tape for the first time to get a general idea, and then try to finish the exercises.T:What are the key words?Ss: No. 1 woman, her name is similar to the word curiousNo.2 a falling apple, gravityNo.3 rice, father of modern rice, ChinaTask 2 (group work) DiscussionT: What do these three great minds have in common?S: They were on fire for science and spent much time doing research.T: What are you interested in? What would you like to invent, discover? What would you like to be?Step III Language pointUndertake (undertook, undertaken)1. 着手做 We can undertake the work now.2. 担负起,承担 He undertook the leadership of the team.3. 许诺,保证 He undertook to pay the money back within six months. (作“许诺,保证”讲时,其后不接名词或代词作宾语)考例:They have_ their support whenever we need it. (A)A. promised B. taken C. given D. undertakenIt takes a very unusual mind to undertake the analysis of the obvious.It takes+n+to do sth 做某事需要It will take a lot of courage to tell the truth.It takes 30 minutes to walk from here to the station.It took him a lot of money to buy her a fur coat.考例: It _ a lot of nerve to do a thing like that. (D)A. needs B. takes C. spends D. A or BSome passengers complain that it usually _ so long to fill in the documents.(B)A. costs B. takes C. spends D.sparesTo be feared 不定式做表语Be to do 1. 应该,必须 The form is to be filled in and returned within three weeks2. 表计划或安排 Their daughter is to be married soon.3. 表可能性 No a sound is to be heard.Homework1. prepare for dictation (the words on the blackboard)2. preview new words in speaking3. finish listening exercises on page 81Comments: It is difficult for Ss to tell more scientists who they know, so it is necessary to let Ss read more books about the scientists to board their views. And the Ss should do more exercises to consolidate the use of undertake and be to do.The Second PeriodAims and demands:1.language aims:new words: sentence patterns: I doubt whether, there is no doubt that2.language skills: talk about branches of science, the importance of each branch, practise debating with useful expressions3.emotion aims: learn the importance of science4. strategy aims: to some extent, improve students abilities of creative thinking and speakingFocus and difficulty:Focus: learn and master new words, consolidate what students learnt in the last lesson, encourage students to talk about branches of science and have a debateDifficulty: students debate with each other with the useful expressionsTeaching aids: multimedia, the blackboard Teaching procedures:Step 1. DictationStep 2 Warming upTask 1 (class work) words presentationrepresent, branch, debate, theres no doubt that, I doubt whether, obvious, gravity, agriculture, analysisTask 2 (group work) discussion and competitionT: How many branches of science do you have to learn?Ss: maths, biology, physics,chemistry,computer scienceT: Why do you think they are important? Work in groups of five. Each group member represents a branch of science, eg biology, maths, chemistry, physics, computer science. Try to find as many reasons as possible.Branches of science Why?Biology Essential to protecting the ecological balance and environment; people cant live without living things and medicine.Chemistry Is the key to the progress of human being; it is chemical reaction that produce many new things.Physics Widely used in many fields, such as medicine, industry and agriculture.Maths You cant learn physics or chemistry well without a good knowledge of maths. It is a tool in science and engineering. Computer science It is now an indispensable tool in many fields. It can settle all kinds of problems at a high speed and can help people work easily.Step 3 DebatingT: which branch of science is the most important and useful to society? Now each four or five students make a group and have a debate.A sample:S1: I think biology is the most important because it is essential to protecting the ecological balance and environment. People cant live without living things. And it goes hand in hand with our life. If there is no science of biology, there would not be medicine.S2: Well, maybe, but I think that chemistry is the most important. Because it is the key to the progress of the human being. Besides, it is chemical reaction that produces many new things.S3: Its hard to say. There are many physical products. And physics is widely used in many fields, such as medicine, Industry and agriculture. There would be no life without physics. S4: Thats true. But maths is the basic science. You cant learn physics or chemistry well without a good knowledge of maths. It is a tool in science and engineering. S5: Well, there is no doubt that maths is important. In my opinion, computer science is the most important in our modern information society. The computer is now an indispensable tool in many fields. It can settle all kinds of problems at a high speed and can help people work easily.Step 4 Language pointsDebateV. debate sth (with sb)We must debate the question with the rest of the members. Debate wh- to do / wh- +clauseThey were debating whether to go to the cinema or to watch TV at home Debate about/on sthWe debated for over an hour on the advantages and disadvantages of the computer.n. 讨论,争辩,辩论After much debate, he was chosen captain of the team.考例: The two sides debated _ each other _ who was better. (B)A. to, to B. with, about C. over, on D. between, inBranch1, 分支 Maths is a branch of science.2. 树枝 He was hanging from the branch4. 支流 The river has a lot of branchesRevision: undertake, It takes+n+to do sth, be to doStep 5 Homework1. prepare for dictation2. preview readingComments: From the activity, we know that the Ss like to take part in the debate, and as I dont allow the Ss to repeat, each one can have a chance to practice speaking.The Third and Forth PeriodAims and demands:1. language aims:new words: promising, boundary, graduate, incurable,match, practical, disablephrases: there did not seem much point in doing, go by, be engaged to. Turn out, on the other hand, 2. language skills:catch the main idea through scanning and skimming; guess the meaning of new words according to the context; understand some difficult sentences; talk about Stephen Hawking; discuss using the scientific method to solve problems3.emotion aim: learn from Stephen Hawking and get to know more about science4.strategy aims: Train the students reading ability, enlarge their vocabulary, enable them to solve problems with scientific methodsFocus and difficulty:Focus: Learn and master the useful words and phrases; catch the main idea of the text; understand difficult sentencesDifficulty: guess the meaning of some words according to the contextTeaching Methods:1.Scanning the text to get some information about Hawking.2.Careful reading to answer some detailed questions.3.Discussion after reading the passage to make the students learn how to use the scientific method to solve the problem.4.Individural, pair or group work to make every student work in class.Teaching Aids: multimedia, a tape recorder, the blackboardTeaching Procedures:Step 1 DictationStep 2 Warming upTask 1 (class work) words presentationboundary, scan, phD, observe, match, predict, promising, go by, be engaged to, turn outTask 2 (class work) leading inT: Yesterday we learnt some quotes from some scientists. Look at the pictures on the screen. Do you know who the person is?S: He is Stephen Hawking.T: Yes. Very good. He is one of the greatest physicists of our time. How much do you know about him?Ss:He is the author of the book A Brief History of Time, which is very popular.He is a scientist who always sits in a wheelchair. He is famous for his discovery about black hole.T: Do you want to know sth more about him? Today we are going to learn a passage about Stephen Hawking. It will tell us Hawkings determination, thoughts and some theories. Step 3 ReadingTask 1 (individual work) pre-readingT: Scan the text to answer the following questions1 Why did Stephen Hawking need a PhD?S: Because he wanted a job.2. When did Hawking become famous?S: Hawking became famous in the early 1970s, when he and American Roger Penrose made new discoveries about the Big Bang and black holes.2. When did Hawking visit Beijing?S: In 2002, Hawking visited China and spoke to university students in Hang zhou and Beijing.Task 2 (pair work) imagination and discussionSuppose: you may not have more than 12 months to live, How would you feel and what would you do? Please discuss with your partner and then give us your answer.S: I would feel very sad and depressed. How unlucky and miserable!. I would do many things I was interested in. I would stop learning at school and travelled around the world.Task 3 ( individual work) while- readingT: As a scientist, what did Hawking think after knowing the bad news? Read the first 3 paragraphs and try to find the answer quickly.S: Instead of giving up, he went on with his research, got his phD and married Jane. He continued his exploration of the universe and travelled around the world to give lectures.T: Well done. What doe paragraph 4 and 5 tell us? Now read these two paragraphs and get the main idea.S; they tell us sth about his book A Brief History of TimeT: What are mentioned in the book ?S: In the book, Hawking talked about the big Bang and black holes (para 4). He explains both what it means to be a scientist and how science works. (para5)T: According to Hawking, how do people misunderstand science?S: According to Hawking, people often think that science is a number of “true” facts and never changes.T: How do scientists do research and how can they get theories? Please read para 6 and try to find the basic steps of the scientific method?S: First, scientists observe what they are interested in. To explain what they have seen, they build a theory about how things happen and the causes and effects. Finally, the scientists test the theory to see if it matches what they have seen and if it can predict future events.T: What is the trouble with his speech computer? Please read the last para, and give your answer.S: Hawking doesnt like his speech computer giving him an American accent.Step 4 Post-readingTask 1 (pair work) Ture of false questionsT: look at the sentences on the screen. Discuss with your partner and find the sentences in the text to explain why it is ture or false.Hawking was told that he had an incurable disease when he was just 21 years old.(T)Finally Hawking had to give up PhD and his research(F)He and Roger Penrose made new discoveries about the Big Bang and black holes.(T)“A Brief History of Time” is too difficult for people to understand.(F)Science is about true facts that never change.(F)When Hawking gives lectures, he always speaks through a computer.(T) Task 2 (group work) words guessing1. a promising graduate student at one of the top universities in the world.(B)A. 中学毕业生 B. 大学毕业生 C.毕业生2. Your doctor tells you that you have an incurable disease and may not have more than 12 months to live.(B)A. 可治愈的 B.无法医治的3. (There did not seem) much point in working on my PhD.(A)A. 意义 B.点 C. 分数 D.尖头There is no point in doing sth 做某事没有用4. As his disease has disabled him, Hawking has to sit in his now-famous wheelchair(B)A. 使(某人)丧失能力 B. 使(某人)残疾5. In 1988, he wrote A Brief History of Time, which quickly become a best-seller.(B)A. 最佳营业员 B.畅销书6. First, they carefully observe what they are interested in.(A)A. .的事物 B. 什么Task 3 language pointsT: Read after the tape, underline the words and phrases you dont know. Ill explain some language points for you.1. imagine sth/ doing sth/+ 从句e.g. I cant imagine it. She imagined winning a gold medal. Imagine that you are in Landon.2. expect (sb) to do sth I didnt expect to live so long. Expect sth I was expecting a present from her. Expect+从句 I expect that I will be back on Sunday.3. match与相似或一致 the scientists test the theory to see if it matches what they have seen.与相配 The curtains and the carpets match perfectly.相匹敌 No one can match her at chess.3. Nor did he let the disease stop him from living the kind of life he had always dreamt ofNor 也不,放句首,部分倒装He cant see, nor could he hear until a month ago.4. keep sb from doing sth= stop/ prevent sb (from) doing sth The snow stopped us from going to workKeep sb doing sth Im sorry to have kept you waiting.Task 4 (individual work) Reading comprehensionFinish the exercises 1 on page 4, then lets check the answersStep 5 Discussion (group work)T: Work in groups. How would you use the scientific method to solve the following problem?How can I improve my English?Ss: Observe how new words and structures are used.Try to make a simple rule to explain how the word or structure is used.Test your theory by using the words or structures and see if your theory is correct. Step 6 Homework1. finish word study on page 52. finish exercises from page 82 to 83The Fifth PeriodAims and demands1. language aim: Learn and master the phrase: use up2. language skills: Learn how to explain the words in English, Learn and master the usages of the Infinitive.Focus and difficulty:Focus: Master the phrase: use up; Master the usages of the Infinitive.Difficulties:1.How to help the students learn to explain words in English.2.How to help the students master the usages of the Infinitive.Teaching Methods:1.Review method to help the students remember what they have learnt before.2.Explanation and inductive methods to make the students master the usages of the Infinitive.3.Individual work or pair work to make every student work in class.Teaching Aids: multimedia,.the blackboardTeaching Procedures:Step I DictationStep II Word StudyT: Now lets do an ex to see how to explain some words in English, according to the meanings of the sentences. First well learn a new phrase: use upStep III GrammarTask 1 (individual work) Translation1. 我没想过活这么久 I did not expect to survive that long. (宾语)2. 为了结婚,我需要一份工作 In order to get married, I needed a job. (目的状语) 3. 他环游世界发表演说 He traveled around the world to give lectures (目的状语)4. 学习英语不是一件容易的事 To learn English is not an easy thing. (主语)5. 他是个可信任的人 He is a man to depend on (定语)T: Tell me the function of the underlined part in each sentence.T: try to group the infinitives according to how they are used.1.Some things need (1) to be believed (2) to be seen .2.The doctor told him that he may not have more than twelve months (3) to live .3.(4) In order to get married ,I needed a job, and (5) in order to get a job , I needed a PhD.4.Readers were pleased and surprised (6) to find that a scientist could write about his work in a way that ordinary people could understand .5.He traveled around the world (7) to give lectures .6.What does it mean (8) to be a scientist?7.People who listen to Hawkings lectures sometimes find it difficult (9) to understand him .8.(10) To explain what they have seen , they build a theory about how things happen and the causes and effects.S: Subject:(8)A
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