人教新课标高中英语必修5《Unit1》教案1

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1、1Book 5 Unit 1 Great ScientistsA general review of Unit 1 Period 1 Word study, Warming up, pre-readingPeriod 2 Reading (P2)Period 3 Language points, learning about languagePeriod 4 Using language( listening), GrammarPeriod 5 Listening thought without learning is perilous(危险的)3. To know the disease i

2、s 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 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 14. Listeni

3、ng exercise P41,Ex 1&2Period 2Step 1 Homework checking p41 ListeningStep 2 Lead in1. Invite 2-3 Ss to introduce the scientists they admire most to the class 2. Background introduction to John Snow3John Snow (1813-1858) was born and worked as a doctor in Great Britain. He was originally an anesthetis

4、t(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 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 sudde

5、n that 127people died in the first three days.3. Give information of the deadly disease cholera1) What infectious diseases do you know? (AIDS, SARS, H5N1,pig-borne disease 猪链球菌)2) What kind of disease is it ? Name of choleraSymptom(症状) severe vomit (呕吐) and diarrhoea (腹泻)Aftereffect die quickly from

6、 a loss of liquid4. Make up a questionWhat was the cause of this disease ? How did John Snow find it out?Get Ss to imagine and describe How John Snow defeat cholera by making use of the key wordscholera, outbreak, severe, deadly, infectious, examine, expose, analyse, control, cure, defeatStep 3 Read

7、ing1. Fast reading : Read the text quickly and find out the main idea of each paragraphPara 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 suggestion2. Show pictures of water pump and teach handle3. Careful reading:

8、 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.Draw a conclusion Think of a method Collect results Make up a question Find a problem Analyse the results Re

9、peat if necessary2. 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 mind, make sure, make room for) 2. Find out the phrases according

10、 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 4. Read notes to Unit 1, find out some difficult points while reading the text4Period 3Step 1 Homework checking1. Retelling: get 2 Ss to retell the story John Snow D

11、efeats “King Cholera” by following the 7 steps 2. P4, Ex 1,2 Step 2 Language points1. Ss give the phrases and expressions according to the Chinese T gives2. Ss raise Qs on some difficult points they found while reading the text3. Deal with the Language points exercises with the help of the notes on

12、the paperStep 3 Homework1. Finish P42, Ex 1,2, P43, Ex 1, 2 2. Finish P4, “Discovering useful structures” Ex1 (explain)3. Preview the notes of Grammar on the paper for language points4. Review the words for tomorrows dictation.Period 4Step1 DictationStep 2 Homework checking Step 3 Grammar1. Look at

13、the sentences carefully. Pick out the attributes& predicative of the sentences. Give reasons for 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

14、 news.5) So many thousands of terrified people died.2. Discovering Useful Structures(1).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 i

15、n Broad Street. (attribute)3) He got interested in the two theories.(predicative)4) Neither its cause, nor its cure was understood. (predicative)(2).Go over the Grammar rules on the paper for language points and emphasize the focus5(3) Finish Ex “Complete the table with phrases that have the same me

16、aning”(in halves, Ss should finish half of the exercises and listen to the others for the answers to the rest exercises)(4) ExercisesStep 4. Listening Using language Ex1 Step 5 SummaryStep 6 Homework1. Finish Using Structures2. Preview Reading TaskPeriod 5Step 1 Homework checking P5, Ex 3., P43, Usi

17、ng structures Ex.2 Step 2 Lead inP44, Ex 6 “Can you solve the problem?”T: Do you know why you cant go over it without missing any points or going over a line twice?Step 3 Listening P441. “Who is Leonhard Euler? What achievement has he made?” Then go over Ex.1 and teach new words2. Listen to the tape

18、 twice1st listening: 2nd listening: Step 4 Reading- Finding The Solution ( P45 )1. BackgroundLeonhard Euler (1707-1783)Born: 15 April 1707 in Basel, SwitzerlandDied: 18 Sept 1783 in St Petersburg, RussiaEuler was a famous mathematician in the eighteenth century, he introduced a new branch of mathema

19、tics called topology. It is a form of geometry that help you understand things by turning them into diagrams.2.Reading comprehending1) Q: What is Euler path?Can you go over it without missing any points or going over a line twice?6A A AD D F EB C B C B CEuler said, “If a figure has more than two odd

20、 points, you cannot go over it without lifting your pencil from the page or going over a line twice.”2) underline some useful phrases3) Try to prove Euler ruleStep 5 Play a Puzzle game (Work out puzzles on 46 or leave it as HW)Step 6 Homework 1. P42 Ex. 3 Translation (on exercisebook)2. Review the w

21、ords for tomorrows dictation.3. find out information of Copernicus( Who is he? What achievement did he make? When? ) and find out the names of the nine planets of the solar system. You can try this following website:http:/ 6Step 1. Warming up1.Get 1-2 Ss to report to the class information of Coperni

22、cusF7( Who is he? What achievement did he make? When? ) 2. BackgroundNicolaus 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

23、astronomy. After obtaining his degree of Doctor of Canon Law (教会法规博士学位)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 w

24、ith the Roman Catholic Church (罗马天主教教徒), so he wasin no hurry to publish 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 recog

25、nized 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 Jupiter Saturn Uranus Neptune Can you use a good method to memorize them ?My Very Easy Method: Just Set Up Eight PlanetsStep 2 Reading -Cop

26、ernicus Revolutionary Theory1. Fast reading: Listen to the tape, and find out the answers to the questions.1). What did Copernicus think was the center of the solar system?2). When did Copernicus publish his theory? 3) Why didnt Copernicus publish his theory before he died?2. Reading comprehensionP7

27、. 1.Use the reading to help you draw the two theories of the universe.Before Copernicus theoryA diagram showing the solar system with the earth at its centreShowing Copernicus theoryA diagram showing the solar system with the sun at its centerStep 3. Persuasive writing1. Please refer to P8 Learning

28、Tip2. Writing Task: P8. Ex 3. (write a short letter asking Copernicus to publish his ideas so everyone can read them)Go over the steps and try to follow them (P7-8)3. Offer a period of time for Ss to write a draft4. Get several Ss to read their writing to the class, T gives some comments 5.Give a sa

29、mple writingOne possible version:Dear Nicolaus Copernicus,I am a student studying astronomy and I would very much like to read your new theory about the solar system. I hope you will publish it for several reasons.I understand the problems with the present theory. The way the planets move is not wha

30、t you 8would expect if the earth was the certre of the universe. It is also odd that the brightness of some stars seems to change. So I agree with you that we need a new theory. I know your observations have been very carefully carried out over many years. Now you must have the courage to publish th

31、em. Science can never advance unless people have the courage of their beliefs. I know you worry about what will happen if you publish your new theory. No matter how people oppose it, time will show if your ideas are right or wrong.So I hope you will feel you can publish your new theory. Yours sincer

32、ely,Zhang HuaStep 4. Homework 1 Revise the composition and hand it in tomorrow.2 Revise the language points for tomorrows quiz.Period 7Step 1 QuizFinish then check the answersStep 2 Exercise checkingStep 3. Talking (P41)Imagine you are going to meet your pen-friend at the weekend party. You both need a description of the other so you can recognize each other when you meet. Now ring your pen-friend to sort out the necessary information.(Pair work) Making a telephone call-refer to the expressions on P41Step 4. Summary to Unit 1Finish the summing up chart on P8