最新人教版新课标高中英语必修5全套教案名师优秀教案

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1、cos六、教学措施：第三章 圆等弧：在同圆或等圆中，能够互相重合的弧叫做等弧。53.264.1生活中的数3 P24-29定义：在RtABC中，锐角A的邻边与斜边的比叫做A的余弦，记作cosA，即;函数的增减性：点在圆外 dr.1、开展一帮一活动，让优秀学生带动后进生，促使他们的转化。推论1 经过圆心且垂直于切线的直线必经过切点.Unit 1 Great ScientistsTeaching Goals:1. Enable the Ss to familiar with some famous scientists and their contributions. 2. Enable the S

2、s to learn how to organize a scientific research.3. Let the Ss learn the reading skill of getting the main idea of each para./ part & each passage .Difficult points 1. How to grasp the main idea of each paragraph / part & each passage.2. How to help the Ss use what theyve learnt to do first aid trea

3、tment for burns correctly.Teaching methods1. Skimming & scanning methods to make the Ss get a good understanding of the text.2.Discussion methods to make the Ss understand what theyve learned in class.3.Pair work of group to get every student to take part in the teaching-and-learning activities.4.Co

4、mpetition and role-play method to arouse the Ss interestTeaching process:Period 1 Word study, Warming up, pre-readingPre-class task: 1. Preview new vocabulary of Unit 1, and especially pay attention to the pronunciation of the new word 2. Finish the quiz in Warming up( p1) in groups of four by refer

5、ring to books or surfing the net.Step 1 Learning GoalsGet Ss to go through the summing up form on p 8 in order to have a general idea of the learning goals of Unit 1Step 2 Word Study1. (Pair work) Get Ss to learn the new words and phrases on p92 within 3 mins, by reading them aloud to each other to

6、make sure that they can pronounce the words correctly- Get Ss to read aloud the words in pairs by turns, e.g. 1 pairs read 4 words then go to next pair2. Practice Use the correct form of the words to fill in the blanks.n.v.adj.infectionInfectInfectiousexamination=examexamineXscience /scientistXscien

7、tificconclusionconcludeXanalysisanalyseXdefeatdefeatXvalueValue(估价，评价)valuableinstructor/instructioninstructInstructive(有益的，教育性的)contribution /contributorcontributecontributivecreationcreatecreativecalculationcalculateX movementmovemovablecompletioncompletecompletive(完成的，完全的)enthusiasmXenthusiasticS

8、tep 3. Warming up (Group competition and introduce the great scientists)1.Check the answers to the quiz to find out which group know the most .2.Introduce the great scientists.1) Archimedes (287212 BC) Ancient Greek. He was a mathematician. He found that if you put an object into water the water pus

9、hes the object up. It rises and partly floats. “Give me a place to stand on, and I can move the earth.” -Archimedes 2) Charlie 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 enviro

10、nment. His book showed that people had developed from apes. 3) Gregor Mendel(18221884) Czech. The father of genetic. He grew pea plants and developed ideas on heredity (遗传) and inherited characteristics. Between 18561863 he grew 28,000 pea plants. He examined seven kinds of seed and plant characteri

11、stics and developed some laws of inheritance. 4) Marie Curie ( Polish ) (1867-1934) was born in Poland, moved to Paris and studied chemistry and physics there. She married Pierre Curie and together they studied radioactive materials and discovered radium. In 1911 she received the Nobel Prize in Chem

12、istry. Her death in 1934 was almost certainly due to radiation in her work. 5) Thomas Edison(1847-1931) He was already an inventor of other electrical devices (phonograph, electric light bulb) when in 1882 he designed a system for providing New York with electricity from a central power station. Thi

13、s was a tremendous achievement, which had previously been thought impossible. 6) Leonardo da Vinci (Italian) (1452-1519)He was a famous Italian artist whose skill for showing human skin tones made his paintings seem to come alive. He used to study dead people in order to make his paintings as accura

14、te 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) and a flying machine. 7) British. He did research into different gases and discovered the medical value of nitrous oxid

15、e (laughing gas) as an anaesthetic.(麻醉药) In 1815 he developed a safety lamp for miners. 8) Zhang Heng ,Chinese( 78-139) He invented the first seismograph to indicate in 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 mou

16、th. 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. 9) Stephen Hawking,British(1942- ) He has worked in astronomy and studied black holes in space. He has shown that black holes do not only absorb ev

17、erything around them but, from time to time, throw out matter as well. This may mark the beginning of new galaxies. This is an advance on the old theory which said that black holes “eat” everything they come across. Step 4 Pre-reading 1. (Pair work) What five most important qualities do you think a

18、scientist should have? Give reasons.clever/talented strict patient creative determined/strong-willed positive honest energetic intelligent/hard-working ambitious careful co-operative confident brave 2. (Group work) Ex2, p1Do you know how to prove a new idea in scientific research? Discuss in groups

19、the stages in examining a new scientific idea. What order would you put them in?8)Draw a conclusion 3)Think of a method 4)Collect results 5)Make up a question 1)Find a problem 5)Analyse the results 6)find supporting evidence 7)Repeat if necessaryStep 5. Summary Seeing much, suffering much, and study

20、ing much are three pillars (支柱，要素) of learning.learning without thought is a labour lost; thought without learning is perilous(危险的)3. To know the disease is half the cure. 找出病根等于医治了一半。Step 6 Homework1. Preview the reading passage John Snow Defeats “King Cholera”(p2)2. Speaking task (p46) write some

21、key words to the Qs to help your talk on your book and prepare to introduce the scientist you admire most to the class 3. Read notes - to Unit 1, p76-774. Listening exercise P41,Ex 1&2Period 2 Fast Reading (P2)Step 1 Homework checking p41 ListeningStep 2 Lead in1.Invite 2-3 Ss to introduce the scien

22、tists they admire most to the class 2. Background introduction to John SnowJohn Snow (1813-1858) was born and worked as a doctor in Great Britain. He was originally an anesthetist(麻醉师).He was so famous that he became the doctor for Queen Victoria at the births of her many children.Four outbreaks of

23、cholera in the 1830s and 1840s killed many people in England. In 1854, the most terrible outbreak of cholera which ever occurred in the kingdom began. It was so violent and sudden that 127people died in the first three days.3.Give information of the deadly disease cholera1) What infectious diseases

24、do you know? (AIDS, SARS, Bird Flu, grippe，pig-borne disease 猪链球菌)2) What kind of disease is it ? Name choleraSymptom(症状)severe vomit (呕吐) and diarrhoea (腹泻)Aftereffect(后果)die quickly from a loss of liquidStep 3 Fast Reading：Read the text quickly and find out the answers to these two questions and t

25、he main idea of each paragraph.1）What was the cause of this disease ? 2)How did John Snow find it out?Para 1: the problem Para 2: the cause-two theories Para 3: the methodPara 4: the discovery Para 5: the result and conclusion Para 6: the suggestionShow pictures of water pump and teach handleCareful

26、 reading: Read the text carefully and fill in the chart (Ex 1, p3)Step 4 Discussion1. (Group work) Discuss how John Snow investigate cholera. Put the stages in examining the disease in the right order.Para.Stages in an experimentExamples in this investigation1Find a problemWhat cause colera?2Make up

27、 a questionWhich theory is correct?3Think of a methodCollect data on those who were ill or died and where to get water4Collect resultsPlot information on a map to find out where people die or didntdie5Analyse resultsAnalyse the water to see if that was the cause of the illness6Repeat if neccessaryFi

28、nd out evidence to confirm you conclusion7Draw a conclusionThe water is to blame2. P3, Ex2, Q3: Do you think John Snow would have solved this problem without the map? Give your reasons.Step VI. Homework 1)Finish P4, Ex 1,2(on SB) Ex3 make sentences on exercisebook (make ones way to, make up ones min

29、d, make sure, make room for) 2)Find out the phrases according to the Chinese (part 1 on the paper for language points)3)Retell the story John Snow Defeats “King Cholera” by following the 7 steps on p14. Read notes to Unit 1, p78-79, find out some difficult points while reading the textPeriod 31.Lear

30、n expressions & phrases2.Learn.language points ：Difficult and Important Points:1）Language points 2）The usage of “suggest & in addition”Teaching Methods: Presentation & PracticeTeaching Procedures:Step I Homework checking.Step II. Expressions & phrases1.know about 了解的情况 2.lift up 举起;抬起;提升3.steam engi

31、ne 蒸汽机4.physical characteristic 人体的特征5.put forward a theory about black holes提出一个有关黑洞的理论6. infectious disease 传染性的疾病7. in scientific research 在科学研究上8. examine a new scientific idea 验证一个新的科学思想9. draw a conclusion 得出结论10. analyze the results 分析结果11. a well-known doctor 一个著名的医生12. ordinary people 百姓;普通

32、人13. expose ()to sth. 暴露(.)在中 14. the most deadly disease 最致命的疾病15. terrified people 被吓坏的人们16. get interested in sth./doing sth.对产生兴趣17. absorb sth. into 把.吸收入.18. gather the information 收集信息19. determine to do sth. 决心干某事20. a valuable clue 一条珍贵的线索21. the water pump 水泵22. in addition (to) 除.之外还有 23.

33、 link to 将和联系起来 (be linked to)24. have it delivered (have sth. done) 叫某人送东西25. die of 死于26. announce with certainty 肯定地宣布27. polluted water 被污染的水28. prevent sb. from doing sth.阻止某人干某事29. deal with 处理30. solve the problem 解决难题Expressions & Phrases (2)e to an end 到了尽头2.find the cause of this illness 找

34、出疾病的起因3.look into 调查4.apart from除之外;此外 (=except for)5.prepare for 预备好.6.be strict with sb. 对某人严格要求7.a revolutionary theory 一个革命性的理论8.lead to 通向. ;导致 (注意:to为介词)9.make sense 有意义10. at times =sometimes 有时候11. contribute to sth. 有助于;促进 12. encourage sb. to do sth. 鼓励某人做某事13. point of view 观点14. living c

35、onditions 居住条件15. break in/into pieces 把摔成碎块16. be devoted to sth./sb.专致于.; 关心;挚爱17. devote ones life to doing sth. 献身于. 18. curved line 曲线19. achieve great success 取得巨大的成功Step IV. Language Points1.discover & inventdiscover v. “ 发现” 被探索或被揭示的事物早已客观存在着.Eg. 1)Columbus discovered America in 1492.哥伦布于149

36、2年发现了美洲.2)Who discovered radium? 谁发现了镭?invent v. “发明”,指的是发明原先不存在的东西.Eg.Who invented the steam engine? 谁发明了蒸汽机?2.who invented the way of giving electricity to everybody in large cities?是谁发明了把电带给大城市中的每个人的办法?the way of doing sth.= the way to do sth “做.的方法”She showed us the way of cleaning it.= She show

37、ed us the way to clean it.她教给我们清洗它的办法.the way引导的定语从句的引导词有三种, 可以用that;可以用in which;还可以省略.Eg.I dont like the way (that / in which) you speak to your father.我不喜欢你跟你父亲讲话的方式. 与way相关的短语:by the way 顺便说 by way of 通过的方法，经，由lose ones way 迷路 no way (俚语) 没门,别想feel ones way 摸黑走,谨慎从事 on ones way to在去的路上in this way

38、=by this means=with this method用这种方法3.Who put forward a theory about black holes?谁提出了黑洞的理论?put forward (1) to offer (an idea, suggestion etc.) for consideration 提出(建议等)(2)推荐某人或自己任职位;提名Eg.May I put your name forward as our monitor? 我能否提名你当我们的班长?put away 抛弃;舍弃 put down 写下来;记入名单;put on 穿上;戴上;增加 put off

39、 耽误;延期put out 熄灭(灯);扑灭 (火) put up 建立;建造 put up with 忍受 You can take anything from the shelf and read, but please _ the books when youve finished with them. A. put on B. put down C. put back D. put off4.This was the most deadly disease of its day.die (v.) dead (adj.) death (n.) deadly (adj.)adj. (1).

40、dangerous; likely to cause death 危险的;致命的 a deadly disease/weapon (2). highly effective against sth. or sb不强有力的;致命的 a deadly remark 击中要害的评论(3)aiming to kill or destroy意在杀死的;不共戴天的: a deadly enemy不共戴天的敌人adv. (1). Very极度;非常;十分: deadly serious 十分认真 (2). like death 死一般地: deadly pale 死一般苍白5.But he became i

41、nspired when he thought about helping ordinary people exposed to cholera.expose在句中是过去分词作后置定语,表示被动.意为“患霍乱的”. 如:The book written by Luxun is very popular.expose v.(1)to make visible 暴露 “expose .to.” eg.He exposes his skin to the sun. 他把皮肤暴露在阳光下.(2)to reveal the guilt or wrong doing of 揭露;揭发 eg.He expo

42、sed their plot.他揭穿了他们的阴谋.I threatened to expose him ( to the police).我威胁要(向警察)揭发他.expose to 使易受,使受 expose a fraud 揭穿骗局expose sth. to the light of day 把某事暴露于光天化日之下 6. So many thousands of terrified people died every time there was an outbreak.每次爆发霍乱时就有大批惊慌的老百姓病死.every time是连词,引导时间状语从句,意为“每次,每当”,如:Eve

43、ry time I meet him, I always think of the things happened between us.每次见到他,我就想起发生在我们之间的事情.immediately, the moment, directly, instantly 等都可以作连词,引导时间状语从句,意为“一就”,eg. 1)I will give the letter to him immediately I see him.我一见到他就把这封信给他.2)I came directly I got your letter.我一接到你的信就来了.7.The first suggested t

44、hat cholera multiplied in the air without reason.第一种看法是霍乱病毒在空气中无缘无故地繁殖着.(Suggest 用法参考P43.4,并完成相关的练习)8.absorb v. 吸收(液体);承受;承担 (费用等)Eg.1)Use the cloth to absorb the spilled ink. 吸干撒的墨水2)We will not absorb these charges.我们不能承担这些费用.absorbin/by.吸引.注意 eg.I was absorbed in a book and didnt hear you call.专心

45、看书absorbinto吸收eg.The big company has gradually absorbed these small companies into its own organization.这家大公司逐渐将这些小的公司吞并了。9.valuable (1) adj. worth a lot of money值钱的;贵重的;有价值的a valuable diamond 贵重的宝石 valuable information 重大的消息(2) n. (常用复数形式) sth. that worth lots of money贵重物品 Eg. Mary kept her valuabl

46、es in a safe. 玛丽把她的贵重的东西藏在保险箱里.10.in addition adv. as well as 另外Eg.1) In addition, the course also produces practical experience. 此外,这门功课还提供了实践的基础.2) A number of people came to the zoo in addition to Peter and Paul. 彼得和保尔以外,还有许多别的人来到动物园.Step V. PracticeFinish the exercises on P4 & P42.P43 Ex.3.4.5.S

47、tep VI Homework Assignment2. Ss raise Qs on some difficult points they found while reading the textDeal with the Language points exercises with the help of the notes on the paperStep 3 Homework1. Finish P42, Ex 1, P43, Ex 3, 4, P44,Ex 1 2. Finish P4, “Discovering useful structures” Ex1 (explain)3. P

48、review the notes of Grammar on the paper for language points4. Review the words for tomorrows dictation.Period 4Step1 DictationStep 2 Homework checking P42, Ex 1, P43, Ex 3, P44 Ex1Step 3 Grammar1. Look at the sentences carefully. Pick out the attributes& predicative of the sentences. Give reasons f

49、or why you divide them into these groups.1) I was angry with him for keeping me waiting so long.2) She is a beautiful young lady. 3) He got worried about losing the money.4) Sally was so excited at the good news.5) So many thousands of terrified people died.2. Discovering Useful Structures ( P4 )(1)

50、.Find more examples in the reading passage where the past participle is used as attribute and predicative.1) Doctor John Snow was a well-known doctor in London. (attribute)2) John Snow told the astonished people in Broad Street. (attribute)3) He got interested in the two theories.(predicative)4) Nei

51、ther its cause, nor its cure was understood. (predicative)(2).Teach how past participle used 过去分词(The past participle)用法总结1.作表语: 1）The cup is broken. 2)The door remains locked.门仍然锁着。3)She looked disappointed. 她显得很失望。 4)He was terrified at seeing this.5)People from all countries are respected and dif

52、ferent views and opinions are tolerated.2.作定语：1）Polluted air and water are harmful to peoples health.2）A broken cup is lying on the ground.3）This is one of the houses built last year. =which was built last year.4）I want to write about people addicted to drugs.5）TV programmes and printed articles hel

53、p people in other countries learn about China and the Chinese people.3.作宾语补足语：可以带过去分词作宾语补足语的动词有：1）see, hear, find ,feel, think, 等表示感觉和心理状态的动词1） He found his hometown greatly changed when he came back from abroad.2）He once heard the song sung in German.3）Every thought the match lost.4）Frnk Lloyd Wrig

54、ht found himself inspired by Japanese seashells. 2) make, get, have, keep 等表示“致使”意义的动词： 1. Hes going to have his hair cut. 2. She had her foot injured in the fall. 3. When you talk, you have to at least make yourself understood. 4. Please keep us informed of the latest developments. ( 请让我们了解最新的发展情况。

55、) 5. Every great culture in the past had its own ideas of beauty expressed in art and architecture.3）表示“希望” “要求”等意义的动词：1） He wont like such questions (to be ) discussed at the meeting .2） I want this letter (to be ) typed now.3）They ordered the film banned.（禁演）4） They want their buildings constructe

56、d in a way to look unnatural.4.作状语：The trainer appeared, followed by six little dogs.Once seen, it can never be forgotten. =Once it is seen,Seen from the hill, the park looks very beautiful = When it is seen from the hill,Given more time, we could do it much better. = If we were given more time,Once

57、 published,(=Once it was published,) his work became famous for the absence of rhyme at the end of each line.Fold in this pocket, (=As it was fold in this pocket,)the letter wasnt found until twenty years later.(3) Finish Ex 2 on P 5 “Complete the table with phrases that have the same meaning”(in ha

58、lves, Ss should finish half of the exercises and listen to the others for the answers to the rest exercises)(4) ExercisesPeriod 5Step 1. Warming up1.Get 1-2 Ss to report to the class information of Copernicus( Who is he? What achievement did he make? When? ) 2. Background Supplementary: BackgroundNi

59、colaus Copernicus was a Polish astronomer (1473-1543). Born in Torun, he began his university studies in Krakow in 1491, where he studied canon law and Latin and Greek classics. However he also had an interest in mathematics and astronomy. After obtaining his degree of Doctor of Canon Law (教会法规博士学位)

60、in Italy in 1503, Copernicus returned home to Warmia in Poland to serve as Canon (=priest) . In 1530, Copernicus completed his great work De Revolutionibus (天体运行论).Copernicus knew that these findings would lead him into trouble with the Roman Catholic Church (罗马天主教教徒), so he was in no hurry to publi

61、sh his theory. He only published it as he lay dying in 1543.Though Copernicus did not live to hear of its extraordinary impact, the book which first suggested that the Sun, not the Earth, is the centre of the universe is now recognized as one of the most influential scientific works of all time. 3 Get Ss to give the names of the nine planets of the solar system . Mercury Venus Earth Mars