英语必修5第一单元导学教案

1、英语必修5第一单元导学案Unit 1 Great scientistsI. Phrases                         1. put forward 提出 2. draw a conclusion 得出结论 3. be/get under control 在控制下   be/get out of control失去控制

2、，不能操纵 4. be absorbed in 专心 5. be to blame 应该受责备（用主动形式表示被动）   blame sb. for sth. 因某事责备某人 6. in addition 也，另外，此外 7. link.to. 将和连接或联系起来 8. die of 因而死亡（内因）   die from 因而死亡（外因） 9. lead to 导致，通向 10. make sense 有意义，说得通 11. apart from 除之外，此外 12. contribute to 为作贡献或捐款，导致，有助于 13. be enthus

3、iastic about 对热情 14. be curious about 对好奇 15. cure sb. of illness 治好某人病 16. point of view 态度，观点，看法 17.（be）strict with sb. 对某人要求严格 II. Sentences1.  John Snow was a well-known doctor in London so famous, indeed, that he attended Queen Victoria to ease the birth of her babies.约翰·斯诺曾经是伦敦一位著名的医

4、生他的确太负盛名了，所以维多利亚女皇生孩子时都是他去照料，帮助她顺利分娩。2.  But he became inspired when he thought about helping ordinary people exposed to cholera.但当他一想到要帮助患病的普通老百姓，特别是那些得了霍乱的患者时，他就感到很振奋。3.  Neither its cause, nor its cure was understood.人们既不知道它的病源，也不了解它的治疗方法。4.  He knew it would never be controlled un

5、til its cause was found.他知道，在找到病源之前，疫情是无法控制的。5.  He got interested in two theories explaining how cholera killed people.霍乱之所以能致人于死，当时有两种看法，斯诺对这两种推测都很感兴趣。6. The second suggested that people absorbed this disease into their bodies with their meals.第二种看法是在吃饭的时候人们把这种病毒引入体内的。7.  He believed in

6、the second theory but needed to prove he was correct.他相信第二种说法，但是需要证明他是正确的。8.  It seemed that the water was to blame.看来要归罪于饮用水了。9.  Immediately John Snow told the astonished people in Broad Street to remove the handle from the water pump so it could not be used.约翰·斯诺马上叫宽街上惊惶失措的老百姓拆掉水泵的

7、把手，这样水泵就用不成了。10. Only if you put the sun there did the movements of the other planets in the sky make sense.只有当你把太阳放在中心位置上，天空中其它行星的运动才能说得清楚。11. But only his new theory could do that.看是只有他的新理论才能作出解释。12. Yet Copernicus theory is now the base on which all our ideas of the universe are built.然而哥白尼的理论却是我

8、们宇宙赖以建立的基础。 2 / 28Unit 1 Great scientistsTeaching aims1. To help students learn to describe people2. To help students learn to read a narration about John Snow3. To help students better understand “Great scientists”4. To help students learn to use some important words and expressions5. To help

9、students identify examples of “The Past Participle (1) as the Predicative & the attribute”Period 1 Warming up and readingTeaching ProceduresI. Warming up Step I Lead inTalk about scientist.T: Hi, morning, class. Nice to see you on this special day, the day when you become a senior two grader. I

10、am happy to be with you helping you with your English. Today we are to read about a certain scientist. But first lets define the word “scientist”. What is a scientist?A scientist is a person who works in science, trying to understand how the universe or other things work.Scientists can work in diffe

11、rent areas of science. Here are some examples: Those that study physics are physicists. Those that study chemistry are chemists. Those that study biology are biologists.Step IIAsk the students to try the quiz and find out who knows the most.T: There are some great scientific achievements that have c

12、hanged the world. Can you name some of them? What kind of role do they play in the field of science? Do these achievements have anything in common? Match the inventions with their inventors below before you answer all these questions. 1. Archimedes, Ancient Greek (287-212 BC), a mathematician.2. Cha

13、rles Darwin, Britain (1808-1882). The name of the book is Origin of Species.3. Thomas Newcomen, British (1663-1729), an inventor of steam engine.4. Gregor Mendel, Czech, a botanist and geneticist.5. Marie Curie, Polish and French, a chemist and physicist.6. Thomas Edison, American, an inventor.7. Le

14、onardo da Vinci, Italian, an artist.8. Sir Humphry Davy, British, an inventor and chemist.9. Zhang Heng, ancient China, an inventor.10. Stepper Hawking, British, a physicist.II. Pre-readingStep IGet the students to discuss the questions on page 1 with their partners. Then ask the students to report

15、their work. Encourage the students to express their different opinions. 1. What do you know about infectious diseases?Infectious diseases can be spread to other people. They have an unknown cause and need public health care to solve them. People may be exposed to infectious disease, so may animals,

16、such as bird flu，AIDS, SARS are infectious diseases. Infectious diseases are difficult to cure. 2. What do you know about cholera?Cholera is the illness caused by a bacterium called Vibrio cholerae. It infects peoples intestines(肠), causing diarrhea and leg cramps (抽筋).The most common cause of chole

17、ra is by someone eating food or drinking water that has been contaminated(污染) with the bacteria. Cholera can be mild(不严重的) or even without immediate symptoms(症状), but a severe case can lead to death without immediately treatment.3. Do you know how to prove a new idea in scientific research?Anybody m

18、ight come out with a new idea. But how do we prove it in scientific research? There are seven stages in examining a new idea in scientific research. And they can be put in the following order. What order would you put the seven in? Just guess.Find a problem Make up a question Think of a method Colle

19、ct results Analyse the results Draw a conclusion Repeat if necessaryIII. ReadingStep I Pre-reading1. Do you know John Snow?John Snow is a well-known doctor in the 19th century in London and he defeated “King Cholera”.2. Do you know what kind of disease is cholera?It is a kind of terrible disease cau

20、sed by drinking dirty water and it caused a lot of deaths in the old times and it was very difficult to defeat.Lets get to know how Dr. John Snow defeated “King Cholera” in 1854 in London in this reading passage: Step II SkimmingRead the passage and answer the questions.1. Who defeats “King Cholera“

21、? (John Snow)2. What happened in 1854? (Cholera outbreak hit London.)3. How many people died in 10 days? (500)4. Why is there no death at No. 20 and 21 Broad Street as well as at No. 8 and 9 Cambridge Street? (These families had not drunk the water from the Broad Street pump.)(Optional)Skim the pass

22、age and find the information to complete the form below.WhoWhenWhatHowResultJohn Snow1854helping ordinary people exposed to choleraExamining the source of all water supplies and finding new methods of dealing with polluted waster“King Cholera” defeatedStep III ScanningRead the passage and number the

23、se events in the order that they happened. 2 John Snow began to test two theories. 1 An outbreak of cholera hit London in 1854. 4 John Snow marked the deaths on a map. 7 He announced that the water carried the disease. 3 John Snow investigated two streets where the outbreak was very severe. 8 King C

24、holera was defeated. 5 He found that most of the deaths were near a water pump. 6 He had the handle removed from the water pump.Step IV Main idea and correct stageRead the passage and put the correct stages into the reading about research into a disease.John Snow Defeats “King Cholera”ParagraphStage

25、sGeneral ideas1Find a problem:What cause the cholera?The causes of cholera2Make up a question:Which is right?The correct or possible theory3Think of a method:Test two theoryCollect data on where people were ill and died and where they got their water4Collect results:Mark the deathPlot information on

26、 a map to find out where people died or did not die5Analyze the results:Find the resource of the waterLook into the water to see if that is the cause of the illness6Find supporting evidenceFind other evidences to confirm his conclusion7Draw a conclusionThe polluted dirty source of drinking water was

27、 to blame for the cause of the London cholera Step V Group discussionAnswer the questions (Finish exercise 2 on Page 3)1. John Snow believed Idea 2 was right. How did he finally prove it? (John Snow finally proved his idea because he found an outbreak that was clearly related to cholera, collected i

28、nformation and was able to tie cases outside the area to the polluted water.)2. Do you think John Snow would have solved this problem without the map? (No. The map helped John Snow organize his ideas. He was able to identify those households that had had many deaths and check their water-drinking ha

29、bits. He identified those houses that had had no deaths and surveyed their drinking habits. The evidence clearly pointed to the polluted water being the cause.)3. Cholera is a 19th century disease. What disease do you think is similar to cholera today? (Two diseases, which are similar today, are SAR

30、S and AIDS because they are both serious, have an unknown cause and need public health care to solve them.)Step VI Using the stages for scientific research and write a summary.Period 2&3 Language focusStep I Warming up1. characteristic n. a quality or feature of sth. or someone that is typical o

31、f them and easy to recongnize.特征；特性What characteristics distinguish the Americans from the Canadians.a. very typical of a particular thing or of someones characer 典型性的，Such bluntness is characteristic of him.Windy days are characteristic of March. 辨析characteristic与charactercharacteristic是可数名词，意为“与众不

32、同的特征“character表示（个人、集体、民族特有的）“性格、品质”，还意为“人物；文字”What you know about him isnt his real character.2. put forward: to state an idea or opinion, or to suggest a plan or person, for other people to consider提出 He put forward a new theory.The foreigners have put forward a proposal for a joint venture.An int

33、eresting suggestion for measuring the atmosphere around Mars has been put forward. put on穿上;戴上;增加put out熄灭(灯);扑灭 (火)put up with忍受put down写下来;放下；put off 耽误; 延期put up建立; 建造, put up举起，搭建，粘贴3. analyze: to examine or think about something carefully in order to understand itvt.分析结果、检讨、细察A computer analyse

34、s the photographs sent by the satellite.The earthquake expert tried to analyze the cause of the earthquake occurred on May 12,2008.Lets analyze the problem and see what went wrong.He analyzed the food and found that it contained poison.We must try to analyze the causes of the strike. analysisn.分析，解析

35、，分解4. conclude: decide that sth. is true after considering al the information you have得出结论；推论出to end sth. such as a meeting or speech by doing or saying one final thingvt. & vi结束，终止； We concluded the meeting at 8 oclock with a prayer.From his appearance we may safely conclude that he is a heavy

36、smoker.What do you conclude from these facts?We conclude to go out / that we would go out.conclusionn.结论arrive at a conclusion; come to a conclusion; draw a conclusion; reach a conclusionWhat conclusion did you come to / reach / draw / arrive at?From these facts we can draw some conclusions about ho

37、w the pyramids were built.Step 2 Reading1. defeat vt. to win a victory over someone in a war, competition, game etc.打败，战胜，使受挫Ive tried to solve the problem, but it defeats me!Our team defeated theirs in the game. n.失败，输failure to win or succeedThis means admitting defeat.They have got six victories

38、and two defeats.辨析win, beat与defeat win “赢得”赛事、战事、某物；后接人时，意为“争取赢得的好感或支持；说服” beat “战胜”“击败”比赛中的对手，可与defeat互换We beat / defeated their team by 10 scores.They won the battle but lost many men.The local ball team won the state championship by beating / defeating all the other teams.I can easily beat /defea

39、t him at golf.He is training hard to win the race and realize his dream of becoming a champion at the 2008 Olympic Games.2. expert n. someone who has a special skill or special knowledge of a subject专家，能手an expert in psychologyan agricultural expert a.having special skill or special knowledge of a s

40、ubject熟练的，有专门技术的an expert rideran expert job需专门知识的工作He is expert in / at cooking.3. attend vt. &vi 参加，注意，照料 be present at参加attend a ceremony / lecture / a movie / school / class / a meeting I shall be attending the meeting.Please let me know if you are unable to attend the conference. attend to

41、(on): to look after, care for, serve伺候, 照顾，看护The queen had a good doctor attending on her.Dr Smith attended her in hospital. 治疗Are you being attended to?接待Mother had to attend to her sick son. attend to处理，注意倾听attend to the matterA nurse attends to his needs.Can you attend to the matter immediately?I

42、 may be late I have got one or two things to attend to.Excuse me, but I have an urgent matter to attend to.辨析attend, join, join in与take part in attend指参加会议、上课、上学、听报告等 join 指加入某组织、团体，成为其中一员 join in指加入某种活动；表示与某人一起做某事join sb. in sth. take part in指参加正式的、有组织的活动，切在活动中起积极作用Only 2 people attended the meetin

43、g.He joined the Communist Youth League in 2007.Will you join us in the game?We often tale part in the after-class activities.4. expose : to show sth. that is usually covered暴露 expose sth. to the light of day 把某事暴露于光天化日之下 I threatened to expose him ( to the police). 我威胁要(向警察)揭发他. He exposed his skin

44、to the sun.他把皮肤暴露在阳光下. The old man was left exposed to wind and rain.When he smiled he exposed a set of perfect white teeth.5. curevt. & n. to make someone who is ill well agian治疗,痊愈When I left the hospital I was completely cured.cure sb of a diseaseWhen you have a pain in your shoulders, you wi

45、ll go to see a doctor. The doctor will cure you. The only way to cure backache is to rest.He will cure the pain in your shouldersWhen I left the hospital I was completely cured.The illness cannot be cured easily.Although the boy was beyond cure, his parents tried to cure him of bad habits.a cure for

46、 a diseaseAspirin is said to be a wonderful cure for the pain.There is still no cure for the common cold.Is there a certain cure for cancer yet?a cure for sth.: to remove a problem, or improve a bad situation解决问题，改善困境The prices are going up every day, but there is no cure for rising prices.辨析cure与tr

47、eat cure主要指痊愈，强调的是结果 treat强调治疗过程，指通过药物、特别的食品或运动治疗病人或疾病，不强调结果。They cured me of my influenza.They treated me with a new drug.6. controlvt.& n. vt.： to have power over, rule, direct 控制，支配，管理He cannot control his feelings / anger.You are trying to control me as though I were your slave.The governmen

48、t tries its best to control prices. be under the control of; be in control of; take/gain control of ; get / be out of control; lose control of; beyond control George took /gained control of the business after his father died.The car went out of control and crashed into the pole.the head in control o

49、f the country The driver lost control of his car and it knocked into a tree.Mr. Brown is in control of the shop. / The shop is in the control of Mr. Brown.This money is under control of Mr Brown.Whos in control of the project?The fire has been brought under control.7. suggest v. 建议；暗示；表明 suggest+doi

50、ng / sth. / that-clauseMay suggested a picnic at the weekend. What did you suggest to the headmaster? I suggested leaving early for the airport. She suggested that her father (should) give up smoking. 他建议我们参观长城。He suggested to us a visit to the Great Wall.He suggested us visiting the Great Wall.He s

51、uggested that we (should) visit the Great Wall. suggest (暗示，表明)+从句不用虚拟语气。The smile on her face suggested that she agreed with me. The look on his face suggested that he was happy.His pale face suggested that he was seriously ill.His work suggests that he is a careful man.8. absorb to take sth. in es

52、pecially gradually吸收Plants absorb carbon dioxide.In cold climates, houses need to have walls that will absorb heat.Paper that absorbs ink is called blotting paper（吸墨纸）.The big company has gradually absorbed these small companies into its own organization. to understand facts or ideas completely and

53、remember themIts hard to absorb so much information. be absorbed in = concentrate on专心于He is absorbed in the research of Chinese history recently.The writer was so absorbed in his writing that he forgot to flick the ashes from his cigar. I was so absorbed in a book that I didnt hear you call. absorb

54、 ones attentionChinese history absorbs his attention recently.9. suspect: to think that something is probably true or likely, especially something bad vt. 怀疑，猜疑n. 嫌疑犯，有嫌疑的人adj.可疑的，靠不住的suspect sb. of doing sth. 怀疑某人做She suspected him of taking her money. 以为，猜想We suspected that he had finished doing h

55、is homework.10. severea. so serious, so bad严厉的，苛刻的，严格的Come on! Dont be so severe with the children.His report contains severe criticism of the companys actions.His severe looks frightened me.very harmful or painful, serious or uncomfortable（疼痛）剧烈，的严重的，I was caught in a severe storm last night and co

56、uldnt go back home in time.He has such a severe illness that he has been in hospital. I suffered a severe attack of toothache.He had a severe pain in the leg.11. foresee: to know that sth. is going to happen before it actually happensvt. 预见，预料The method was used in ways that couldnt have been forese

57、en by its inventors.Few analysts foresaw that oil rice would rise so steeply.No one could have foreseen things would turn at this way.Its impossible to foresee how life will work out.12. blame v. 责备；谴责；把归咎于 n. 过失；责备 blame sb. / sth. for sth.: to say or think that sb. or sth. is responsible for sth. bad 因而指责Its not fair to blame me. Its not my fault.They blamed the secretary for the