高中英语必修5教案-Unit 1.doc

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1、如有侵权，请联系网站删除，仅供学习与交流高中英语必修5教案-Unit 1【精品文档】第 - 15 - 页人教版高中英语必修5教案Unit 1 Great scientistsPeriod 1 Warming up and readingLearning aims:1. 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”Importa

2、nt Points:To help students learn to read a narration about John SnowDifficult Points:To help students learn to describe peopleTeaching Procedures:. Warming upStep 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

3、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

4、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 II BrainstormingAsk the students to try the quiz and find out who knows the most.T: There are some great scientific achievemen

5、ts that have changed 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.II. Pre-readingGet the students to discuss the questions on page 1 with their partners. Then ask

6、 the students to report their work. Encourage the students to express their different opinions. 1. What do you know about infectious diseases?2. What do you know about cholera?3. Do you know how to prove a new idea in scientific research?III. ReadingStep I Pre-reading1. Do you know John Snow?2. Do y

7、ou know what kind of disease is cholera?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“? (John Snow)2. What happened in 1854? (Cholera outbreak hit London.)3.

8、 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 passage and find the information to complete the form below.WhoWhenWhatHowR

9、esultJohn 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 these events in the order that they happened. 2 John Snow began to test tw

10、o 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 Cholera was defeated. 5 He found that most of the deaths were near a wat

11、er 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”ParagraphStagesGeneral ideas1Find a problem:What cause the cholera?The causes of chol

12、era2Make 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 a map to find out where people died or did not die5Analyze the results

13、: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 to blame for the cause of the London choleraStep V Group discussionAns

14、wer 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 information and was able to tie cases outside the area to the polluted wat

15、er.)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 habits. He identified those houses that had had no deaths and surveyed thei

16、r 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 SARS and AIDS because they are both serious, have an unknown cause and need

17、public health care to solve them.Step VI SummaryUsing the stages for scientific research and write a summary.Period 2&3 Language focusLearning aims: To help students learn to use some important words and expressionsImportant Points: To help students learn to remember some important words and express

18、ionsDifficult Points: To help students learn to use some important words and expressionsTeaching Procedures:Step I Warming up1. characteristic n. a quality or feature of sth. or someone that is typical of them and easy to recongnize.特征；特性What characteristics distinguish the Americans from the Canadi

19、ans.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.

20、 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 interesting suggestion for measuring the atmosphere around Mars has been put forward. put on穿上;戴上;增加

21、 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 analyses the photographs sent by the satellite.The earthquake expert tried to analyze the cause of th

22、e 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，分解4. conclude: decide that sth. is true after considering al the information you have得出结论；推论出

23、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 smoker.What do you conclude from these facts?We conclude to go out / that we would go out.conclusi

24、onn.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 how the pyramids were built.Step 2 Reading1. defeat vt. to win a victory over someone in a war, comp

25、etition, 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 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d

26、efeat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 /defeat him at golf.He is training hard to win the race and realize his dream of becoming a champion at

27、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 subject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. &v

28、i 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 (on): to look after, care for, serve伺候, 照顾，看护The queen had a good doctor attending on her.Dr Smith at

29、tended 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 may be late I have got one or two things to attend to.Excuse me, but I have an urgent matter to atte

30、nd 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 meeting.He joined the Communist Youth League in 2007.Will you join us in the game?We often tale part in the

31、 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 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

32、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 will go to see a doctor. The doctor will cure you. The only way to cure backache is to rest.He will cure th

33、e 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 a diseaseAspirin is said to be a wonderful cure for the pain.There is still no cure for the common cold.

34、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treat 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 m

35、e 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 government tries its best to control prices. be under the control of; be in control of; take/gain control of ; get / b

36、e 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 of the country The driver lost control of his car and it knocked into a tree.Mr. Brown is in control of the sh

37、op. / 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+doing / sth. / that-clauseMay suggested a picnic at the weekend. What did you suggest to the headmaster? I sugge

38、sted 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 suggested 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

39、 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 especially gradually吸收Plants absorb carbon dioxide.In cold climates, houses need to have walls that will absorb

40、 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 remember themIts hard to absorb so much information. be absorbed in = concentrate on专心于He is absorbed in the

41、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. 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

42、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 his 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

43、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 couldnt 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 kno

44、w that sth. is going to happen before it actually happensvt. 预见，预料The method was used in ways that couldnt have been foreseen 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 wor

45、k 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 delay of the plan.Many children are afraid of being blamed for making mistakes in speaking E

46、nglish. blame sth. on sb. / sth. 把归咎于: be responsible for sth. badThe police blamed the traffic accident on jacks careless driving. (be) to blame应受责备（主动表被动）；承担责任The driver was not to blame for the traffic accident.Which driver was to blame for the accident?Either he or I am to blame.Mr. Green stood

47、up in defense of the 16-year-old boy, saying that he was not the one to blame.Who is to blame for the fire? take the blame承担责任to say that sth. is your faultHe is ready to take the blame for what had happened. put the blame on怪在身上Its no use blaming our defeat on him. 13. look into调查，了解，研究，浏览，向里看Well look into the case as soon as possible.But now the authority is looki