Unit1GreatScientists教案

1、Unit 1 Great ScientistsTopic: Great ScientistsFunctions: Learn to talk about great scientists. Learn to talk about contributions of great scientists. Learn to talk about stages in setting out a new scientific idea.Target language: What do you know about great scientists? Do you know how to prove a n

2、ew idea in scientific research? What do you know about infectious disease? What do you know about cholera? What kind of scientific job do you want to do?Period 1 Warming upTeaching goals: 1. To talk about some great scientists and their achievements. Promote the Ss to know something. about great sci

3、entists. 2. Learn some new words and expressions. 3. To examine a new scientific idea. Teaching procedures: Step 1 Greeting and Lead-inT: Im very glad to see you all here. After a long holiday, all of you look energetic and happy. I hope that we will work hard together happily all through the year.

4、I do believe that a bright future is waiting for you. We are sure to realize our dreams in the near future.1. What would you like to be in the future?2. Do you want to be a scientist in the future?3. Which scientists do you know?Show two videos about Steven Hawking.Step 2 QuizDo the quiz, connecting

5、 the famous scientist with his contributions.Alexander Bell electricity Thomas Edison the First telephoneWright Brothers the electric LampMadame Curie black holes in UniverseFranklin Theory of GravitySteven Hawking the First PlaneElbert Einstein RadiumIsaac Newton the Theory of RelativityStep3 What

6、other scientists do you know?Show other great scientists referred to in our textbook.1) Archimedes (287212 BC) Ancient Greek. He was a mathematician. He found that if you put an object into water the water pushes the object up. It rises and partly floats. “Give me a place to stand on, and I can move

7、 the earth.” Archimedes2) Charles Darwin (1808-1882) British naturalist. The Origin of Species was published in 1859. It explained how plants and animals had changed over time to fit in with a changing environment. His book showed that people had developed from apes.3) Thomas Newcomen Thomas Newcome

8、n, British (1663-1729) He improved the first steam pump built by Thomas Savery in 1698 and turned it into a steam engine for taking water out of mines in 1712. James Watt improved it still further in the 1770s4) Gregor Mendel (18221884)， Czech. The father of genetic. He grew pea plants and developed

9、 ideas on heredity (遗传) and inherited characteristics. Between 18561863 he grew 28,000 pea plants. He examined seven kinds of seed and plant characteristics and developed some laws of inheritance.5) Leonardo da Vinci (Italian) (1452-1519) He was a famous Italian artist whose skill for showing human

10、skin tones made his paintings seem to come alive. He used to study dead people in order to make his paintings as accurate as possible. Some of his famous paintings include “The Adoration of the Magi” and the “The Last Supper”. Later in his life he lived in France where he designed a submarine (潜水艇)

11、and a flying machine. 6) Humphry Davy British. He did research into different gases and discovered the medical value of nitrous oxide (laughing gas) as an anaesthetic. (麻醉药) In 1815 he developed a safety lamp for miners. 7) Zhang Heng, Chinese ( 78139) He invented the first seismograph to indicate i

12、n the direction of an earthquake. It was in the shape of a cylinder with eight dragonheads round the top, each with a ball in its mouth. Around the bottom were eight frogs directly under a dragons head. When an earthquake occurred, a ball fell out of the dragons mouth, making a noise.Step 4 SummaryD

13、raw a conclusion: They all made a great contributionmade great achievementssucceeded in their scientific careerovercome many difficultiesStep 5 Discussion1 (Group Competition)Topic 1: What can you learn from these scientists?Topic 2: What qualities should we have to be a successful man?(Give the stu

14、dents several minutes to have a discussion. Then let them have a group competition.)Step 6 Show the picture of Zhong Nanshan (钟南山) to lead in a question.Do you know how to prove a new idea in scientific research?Step6 Discussion2 (Group Competition)Stages in setting out a new scientific idea: Draw a

15、 conclusion Think of a method Collect results Make a questionFind a problem Analyze the results Find supporting evidenceStep 7 HomeworkT: In this period, we have talked a lot about great scientists. You have a lot of previous knowledge and you are full of imagination and creativity. Those scientists

16、 set good examples to us. And I think all of us are happy about learning more of them. After class, its better to read some books about them and you can surf the Internet to get more information. 1. Write a composition “ What I can learn from_” (name of a great scientist).2. Memorize stages in setti

17、ng out a new scientific idea.Period 2 Reading ComprehensionTeaching aims: Let the Ss learn the reading skill of understanding reading materials.Teaching procedures:Step1. Fast readingScanning: Who was the great scientist in the passage and what was the deadly disease of its day?Introduce John Snow a

18、nd the disease: choleraT: How did John Snow defeat it?Skimming: Read quickly and silently to find answers to the following 7 questions.1. What happened in 1854?2. How many people died in 10 days?3. Why is there no death at No. 20 and 21 Broad Street as well as at No. 8 and 9 Cambridge Street?4. Why

19、couldnt the cholera be under control at first?5. Which theory did John Snow believe in?6. John Snow finally proved the theory he believed by _. A. gathering information with the help of a map B. looking into the source of the water for Broad Street and Cambridge Street C. separating those who suffer

20、ed cholera from those who didnt D. both A and B7. To prevent the cholera from spreading again, what did John Snow do?Step2. Detailed reading1. Fill the blanksThe problemThe causeIdea 1:Idea 2:The methodThe resultIdea 1 or 2? Why?The conclusion2. Draw a conclusion3. Discussion1 Finish quickly part 1

21、in the page 3 by working together.Period 3 Reading & ListeningTeaching aims:1. Master some important words and sentences.2. Enable the Ss to learn how to organize a scientific research.3. Learn from the great scientist John Snow.Step11. Read the first paragraph aloud and think how famous John Snow w

22、as?Fill the blanks while listening to the first paragraph.(1)John Snow was a famous doctor in London so expert, indeed, that he attended Queen Victoria as her personal physician. = 1 * GB3 expert n.专家，能手She is a reputable expert. 她是个有声望的专家。 He has no pretensions to being an expert on the subject. 他并

23、不以这方面专家自居。 He is an expert on/at/in lung disease.他是肺部疾病方面的专家。 adj.熟练的；有专门技术或知识的He is expert at/in painting.他的专长是画画。 attend v.出席；参加attend school/church 上学/上教堂He decided to attend the meeting himself.他决定亲自赴会。照顾；看护Doctor Smith attended her in hospital.斯密斯医生在医院中给他治病。 So many thousands of terrified peopl

24、e died every time there was an outbreak.一些表示时间的名词词组如the moment, the minute, the day, the first time, the year, next time;副词immediately, directly, instantly 等也可引导时间状语从句。He left Europe the year World War broke out. 二战爆发那年他离开了欧洲。My sister came directly immediately (=as soon as) she got my short message

25、.我姐姐一收到我的短信就来了。2. Read Para 2&3 aloud while filling the blanks.He became interested in two theories that possibly _how cholera killed people. The first _that cholera _ in the air. A cloud of dangerous gas floated around until it found its_. The second suggested that people _this disease into their b

26、odies with their meals. From the stomach the disease quickly _ the body and soon the _ person died. John Snow _ that the second theory was correct but he needed_. So when another outbreak hit London in 1854, he was ready to begin his_. As the disease _quickly through poor neighborhoods, he began to

27、gather information. In two _ streets, the cholera Outbreak was _ more than 500 people died in ten days. He was _ to find out why. The second suggested that people absorbed this disease into their bodies with their meals. absorb vt./vi 吸收；专心于 A sponge absorbs water. 海绵吸水。 The little girl was absorbed

28、 in reading a tale.这个小姑娘正在全神贯注地阅读一篇故事。 John Snow suspected that the second theory was correct but he needed evidence. suspect v. 怀疑；不相信 I suspect the truth of her statement. 我对她那番话的真实性表示怀疑。 I strongly suspect that theyre trying to get rid of me. 我强烈地感觉到他们要除掉我。 What made you suspect her of having tak

29、en the money? 你凭什么怀疑钱时她偷的？3. Answer questions and fill the blanks according to the map.Next, John Snow _ the source of the after for these two streets. He found that it came from the river_. He immediately told the _ people in Broad Street to remove the handle from the pump so that it could not be u

30、sed. Soon afterwards _. He had shown that_. In two particular streets, the cholera outbreak was so severe that more than 500 people died in ten days. severe adj. (人、纪律）严厉的；严格的； （疼痛）剧烈的 His severe looks frightened me. 他的严厉表情使我恐慌。 He has a severe pain in his leg. 他的腿痛得厉害。 He is severe _ himself _ hand

31、writing. 他在书法方面对自己很严格。4. Read the last two paragraphs and answer questionsWhere did the woman live and what did she deliver to her house every day?What did their deaths suggest?What measures did John Snow take to prevent the disease from spreading?John Snow suggested that the source of all the water

32、 supplies be examined.We are all for your proposal that the discussion_. A. be put off B. was put off C. Should put off D. is to put offadvise, demand, order, request, suggest, propose, require,以及它们的名词形式 “advice, demand, order, request, suggestion, proposal, requirement等表示“建议，要求，命令”的词所接的表语从句和同位语从句中，

33、要用虚拟语气，即谓语动词用 “should+动词原形”。5. Translate these sentences.他发现霍乱来自于被伦敦污水所污染的河流。每次霍乱暴发时，就有大批惊恐的老百姓病死。但一想到帮助患上霍乱的普通老百姓，他就很受鼓舞。人们既不知道它的病源， 也不了解它的治疗方法。Step2. SummaryJohn Snow was a well-known _ in London in the _ century. He wanted to find the _ of cholera in order to_ it. In 1854 when a cholera _ out, he

34、 began to gather information. He _ on a map where all the dead people had lived and he found that many people who had drunk the dirty water from the _ died. So he decided that the polluted water carried cholera. He suggested that the _ of all water supply be _and new methods of _ with polluted water

35、 be found. Finally, “King Cholera” was defeated.Step3. Discussion2What should we pay attention to in our daily life in order not to get infected with cholera?Step4. HomeworkStudy the poster first and then you please design a poster, introducing Cholera to people, and inform people of the ways to kee

36、p away from getting infected with cholera.Period 4 Learning about language Lead in: Good morning, class! Today we are going to learn Unit 1 Great scientists. First, lets look at the language goals. Step 1: RevisionFirst Ill ask some Ss to recite the passage. Other students listen to her/him carefull

37、y, after while point out their mistakes.Step 2: Learning by oneself1.Find the word and expression from the text ,do it by yourself.2.Let Ss tell the answers. 3.Check the answers. Watch PPT and lets check the answers. Step 3: Words and phrases1. Look at these words and guess their meanings.2.Choose t

38、he words in their correct forms to complete this passage.3.Ask several students to come to the blackboard to write their answers. 4. Check the answers. Watch PPT and lets check the answers. Step 4: Important sentences1. First tell Ss the structure of “make +a +noun”, In English we put the verb make

39、with a noun instead of using a simple verb; for example, make a mistake instead of to mistake. Look at these simple verbs and make another construction using make + a + noun.2. Ss watch PPT and fill in the chart.3. Ss look at the pictures and understand the phrases of “make +a +noun”. You can discus

40、s it with your deskmate.4. Check the answers. Watch PPT and lets check the answers. Step 5: ExercisesPlease write these phrases of part 4.Step 6: HomeworkSurf the internet to find out: What should we pay attention to in our daily life to prevent ourselves from getting infected with all these infecti

41、ous diseases?Period 5 GrammarLead in: Good morning, class! Today we are going to learn Grammar，Look at the dialogue and find the use of the past participle.Step 1: Do and answer1. Complete the table with phrases that have the same meaning on P5.Pay attention to Past Participle as the Attribute.2Disc

42、uss the answers. Now lets discuss them in class. Whod like to tell us your answer? Step 2: Discovery Try to find some rules about the Past Participle as the Attribute and Predicative.Ss can discuss the rules.Step 3: GraspNow watch the PPT and learn the Grammar.一、过去分词作定语1、单个的过去分词作定语时一般兼有被动和完成的意义，常作前置

43、定语。 eg： 一只迷路的动物 a lost animal 一枚用过的邮票 a used stamp 一个受伤的手指 an injured finger 一枚破损的硬币 a broken coin 一支点燃的蜡烛 a lighted candle少数表示位移或状态改变的不及物动词的过去分词只有完成的意义。fallen leaves 落叶 the risen sun 升起来的太阳the advanced countries 发达国家 a drunken man 一个醉鬼a returned student 一名留学生 a retired teacher 一名退休教师an escaped pris

44、oner 一名逃犯 by-gone days 过去的岁月2. 过去分词作后置定语，表示被动和或完成意义。 eg.: How I regretted the hours wasted in the woods! 我多懊悔在树林浪费的时光啊! I like wearing clothes made of this kind of cloth. 我喜欢穿这种布料做的衣服。 The books written by Lu Xun are popular 鲁迅写的书很受欢迎 We11 go to visit the bridge built hundreds of years ago 我们要去看那座建于

45、几百年前的桥。二、过去分词作表语1.过去分词作表语，表示主语的特点或所处的状态，其前的系动词有包括be在内的多种形式。 e.g.：Everyone present is very inspired at his speech 听了他的发言，在场的所有人都很振奋。 You seem frightened. 你似乎受了惊吓。2. 过去分词作表语，构成的系表结构与被动语态的区别：过去分词作表语，强调主语的特点或所处的状态；而被动语态中，主语是动词所表示动作的承受者。 e.g.：This shop is now closed 这家商店现在已经关门了。(状态) This shop is closed a

46、t 6 pm everyday 这家商店每天6点关门。(动作） Step 5: Practice Complete the sentences using the past participle as the predicative on P5.You can discuss with your deskmate. After a while Ill ask 6 Ss to come to the Bb to write the answers.Step 6: ExercisesWatch the PPT, do the exercises. Choose the correct answer

47、.Period 6 Listening and speaking Step 1: Lead inBefore Ss listen to the tape, ask them the question:1. Do you know about Qian Xuesen ? 2. What was Qian Xuesens main achievement ?Ss think about them and speak out their answer.Step 2: Listening 1.Look at the picture and predict the content of the list

48、ening.Listen to Parts 1 and 2 of the tape for the first time and write down the main idea.Step 3. Listening 2.1. Now listen to Part 1 again and answer these questions.2. What did Qian Xuesen study first?3. What experience did he get in America that was useful for China?4. What was Qian Xuesens main

49、achievement when he returned to China?Step 4. Listening 3.listen to Part 2 and fill in the chart below on Page 6.Ss listen to the tape and answer the questions.Step 5.DiscussionPlay a game “What job do I do?”1 Put students into pairs. Give them each two minutes to think of a job: its necessary quali

50、fications, experience and what is expected.2 Let one describe a job, but in their description do not mention what it is. Their partner should try to guess what it is.3 Swap places and let the second person do the same.Step 6: Homework In groups discuss a scientific job students might choose in the future.Period 7 Reading and WritingLead in: Good morning, class! Today we are going to learn “ Copernicus Revolutionary Theory ”.Ill show you some pictures. Do you know about Copernicus and his theory?Step 1: Pre-readingCopernicus was one of the first scientists to use mathematical observations