中学英语教案.pdf

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1、高中英语教案Unit 1 Great scientistsTeaching aims1.To help students learn to describe people2.To help students learn to read a narration about JohnSnow3.To help students better understand Great scientistsz,4.To help students learn to use some important wordsand expressions5.To help students identify exampl

2、es of The PastParticiple(1)as the Predicative&the attribute”Period 1 Warming up and readingTeaching ProceduresI.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 am happy tobe with you helping you with yo

3、ur English.Today we are toread 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 tounderstand how the universe or other things work.Scientists can work in different areas of science.Here aresome examples:Those

4、that study physics are physicists.Those that study chemistry are chemists.Those that studybiology are biologists.Step IIAsk the students to try the quiz and find out who knowsthe most.T:There are some great scientific achievements that havechanged the world.Can you name some of them?What kindof role

5、 do they play in the field of science?Do theseachievements have anything in common?Match theinventions with their inventors below before you answer allthese questions.1.Archimedes,Ancient Greek(287-212 BC),amathematician.2.Charles Darwin,Britain(1808-1882).The name of thebook is Origin of Species.3.

6、Thomas Newcomen,British(1663-1729),an inventor ofsteam 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.Leonardo da Vinci,Italian,an artist.8.Sir Humphry Davy,British,an inventor and chemist.9.Zhang

7、Heng,ancient China,an inventor.10.Stepper Hawking,British,a physicist.IL Pre-readingStep IGet the students to discuss the questions on page 1 withtheir partners.Then ask the students to report their work.Encourage the students to express their different opinions.1.What do you know about infectious d

8、iseases?Infectious diseases can be spread to other people.Theyhave an unknown cause and need public health care to solvethem.People may be exposed to infectious disease,so mayanimals,such as bird flu,AIDS,SARS are infectious diseases.Infectious diseases are difficult t。cure.2.What do you know about

9、cholera?Cholera is the illness caused by a bacterium called Vibriocholerae.It infects peoples intestines（肠），causing diarrheaand leg cramps（抽筋）.The most common cause of cholera isby someone eating food or drinking water that has beencontaminated（污染）with the bacteria.Cholera can be mild（不严重的）or even w

10、ithout immediate symptoms（症 犬）but asevere case car lead to death without immediatelytreatment.3.Do you know how to prove a new idea in scientificresearch?Anybody might come out with a new idea.But how do weprove it in scientific research?There are seven stages inexamining a new idea in scientific re

11、search.And they can beput in the following order.What order would you put theseven in?Just guess.Find a problem-*Make up a question-*Think of a method-*Collect results-Analyse the results Draw a conclusion-*Repeat ifnecessaryIII.ReadingStep I Pre-reading1.Do you know John Snow?John Snow is a well-kn

12、own doctor in the 19th century inLondon and he defeated King Cholera2.Do you know what kind of disease is cholera?It is a kind of terrible disease caused by drinking dirtywater and it caused a lot of deaths in the old times and it wasvery difficult to defeat.Lets get to know how Dr.John Snow defeate

13、d”KingCholera”in 1854 in London in this reading passage:Step II SkimmingRead the passage and answer the questions.1.Who defeats nKing Cholera?(John Snow)2.What happened in 1854?(Cholera outbreak hitLondon.)3.How many people died in 10 days?(500)4.Why is there no death at No.20 and 21 Broad Street as

14、well as at No.8 and 9 Cambridge Street?(These families had not drunk the water from the BroadStreet pump.)(Optional)Skim the passage and find the information to completethe form below.WhoWhenWhatHowResultJohnSnow1854helpingordinarypeopleexposedtocholeraExamining thesource of allwater suppliesand fin

15、ding newmethods ofdealing withKingCholeradefeatedpolluted wasterStep III ScanningRead the passage and number these events in the orderthat 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 w

16、ater carried the disease.3 John Snow investigated two streets where theoutbreak was very severe.8 King Cholera was defeated.5 He found that most of the deaths were near a waterpump.6 He had the handle removed from the water pump.Step IV Main idea and correct stageRead the passage and put the correct

17、 stages into thereading about research into a disease.John Snow Defeats King Cho I eraz,ParagraphStagesGeneral ideas1Find a problem:What cause thecholera?The causes of cholera2Make up aquestion:Which is right?The correct or possible theory3Think of a method:Test two theoryCollect data on where peopl

18、ewere ill and died and wherethey got their water4Collect results:Mark the deathPlot information on a map tofind out where people died ordid not die5Analyze the results:Find the resource ofthe waterLook into the water to see ifthat is the cause of the illness6Find supportingevidenceFind other evidenc

19、es toconfirm his conclusion7Draw a conclusionThe polluted dirty source ofdrinking water was to blamefor the cause of the LondoncholeraStep V Group discussionAnswer the questions(Finish exercise 2 on Page 3)1.John Snow believed Idea 2 was right.How did he finallyprove it?(John Snow finally proved his

20、 idea because he found anoutbreak that was clearly related to cholera,collectedinformation and was able to tie cases outside the area tothe polluted water.)2.Do you think John Snow would have solved this problemwithout the map?(No.The map helped John Snow organize his ideas.Hewas able to identify th

21、ose households that had had manydeaths and check their water-drinking habits.He identifiedthose houses that had had no deaths and surveyed theirdrinking habits.The evidence clearly pointed to thepolluted water being the cause.)3.Cholera is a 19th century disease.What disease do youthink is similar t

22、o cholera today?(Two diseases,which are similar today,are SARS andAIDS because they are both serious,have an unknown causeand need public health care to solve them.)Step VI Using the stages for scientific research and write asummary.Period 2&3 Language focusStep I Warming up1.characteristic(D n.a qu

23、ality or feature of sth.or someone that istypical of them and easy to recongnize.特征；特性What characteristics distinguish the Americans fromthe Canadians.a.very typical of a particular thing or of someonescharacer典型性的，Such bluntness is characteristic of him.Windy days are characteristic of March.辨析 cha

24、racteristic 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.put forward:to state an idea or opinion,or to suggest aplan or person,for other people toconsider 提出He put forward a new theory.The foreigners have put forw

25、ard a proposal for a jointventure.An interesting suggestion for measuring the atmospherearound 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 inorder to understa

26、nd itvt.分析结果、检讨、细察A computer analyses the photographs sent by thesatellite.The earthquake expert tried to analyze the cause of theearthquake 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 cau

27、ses of the strike.analysis n.分析，解析，分解4.conclude:decide that sth.is true after considering al theinformation you have 得出结论；推论出 to end sth.such asa meeting or speech by doing or saying one final thing vt.&vi结束，终止；We concluded the meeting at 8 oclock with a prayer.From his appearance we may safely conc

28、lude that he is aheavy smoker.What do you conclude from these facts?We conclude to go out/that we would go out.conclusion n.结论arrive at a conclusion;come to a conclusion;draw aconclusion;reach a conclusionWhat conclusion did you come to/reach/draw/arriveat?From these facts we can draw some conclusio

29、ns abouthow the pyramids were built.Step 2 Reading1.defeat(D vt to w in a victory over som eone in a w ai;com petitbn,game etc.打败，战胜，使受挫Fve 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

30、victories and two defeats.辨析 win,beat 与 defeatw in 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b e a t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 bybeating/defeating all the other teams.I can easily beat/d

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

32、subject熟练的，有专门技术的an expert rider an expert job 需专门矢口识的工作He is expert in/at cooking.3.attend vt.&vi参加，注意，照料 be presentat参 力 口 attend a ceremony/lecture/amovie/school/class/a meetingI shall be attending the meeting.Please let me know if you are unable to attend theconference.attend to(bn):to bok after

33、,care foi;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 may be late-1 have g

34、ot 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 jo in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 Communis

35、t 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 to the sun.他把皮肤暴露在阳光下.The old man

36、was left exposed to wind and rain.When he smiled he exposed a set of perfect white teeth.5.cure vt.&n.to make someone who is ill well agian 治疗，痊愈When I left the hospital I was completely cured.c u r e s b o f a d i s e a s eWhen you have a pain in your shoulders,you will go tosee a doctor.The doctor

37、 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 tocure him of bad habits.a cure fora diseaseAspirin is said to be a won

38、derful cure for the pain.There is still no cure for the common cold.Is there a certain cure for cancer yet?(3)a cure for s1h.:to rem ove a problem,or in prove a badsituation解决问题，改善困境The prices are going up every day,but there is no cure forrising prices.辨析 cure 与 treatcure主要指痊愈，强调的是结果treat强调治疗过程，指通过

39、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.control vt.&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

40、 control of.;be in control of;take/gain control o f;get/be out of control;losecontrol of;beyond controlGeorge took/gained control of the business after hisfather died.The car went out of control and crashed into the pole.the head in control of the countryThe driver lost control of his car and it kno

41、cked into a tree.Mr.Brown is in control of the shop./The shop is in thecontrol 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+do ing/sth./thatclauseMay suggested a picnic at the weekend.What did

42、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 suggested that we(should)visit the Great Wall.suggest(暗示，表明)+从句不用虚拟语气。The smi

43、le 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 especially gradually 吸收Plants absorb carbon dioxide.In cold climates,houses need to h

44、ave walls that willabsorb heat.Paper that absorbs ink is called blotting paper（吸墨纸）.The big company has gradually absorbed these smallcompanies into its own organization.to understand facts or ideas completely and rememberthemIts hard to absorb so much information.be absorbed in=concentrate on 专心于He

45、 is absorbed in the research of Chinese history recently.The writer was so absorbed in his writing that he forgot toflick the ashes from his cigar.I was so absorbedin a book that I didnt hear you call.absorb ones attentionChinese history absorbs his attention recently.9.suspect:to think that somethi

46、ng is probably true or likely,especially something bad V t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 his homework.10.severe a.so serious,so b a d严厉的，苛刻的，严格的Come on!Dont be so severe with the children.H

47、is report contains severe criticism of the compan/sactions.His severe looks frightened me.(2)very haun folorpahfo,serious or uncom fortable(疼痛)剧烈，的严重的，I was caught in a severe storm last night and couldnt goback home in time.He has such a severe illness that he has been in hospital.I suffered a seve

48、re attack of toothache.He had a severe pain in the leg.11.foresee:to know that sth.is going to happen before itactually happens v t.预见，预料The method was used in ways that couldnt have beenforeseen by its inventors.Few analysts foresaw that oil rice would rise so steeply.No one could have foreseen thi

49、ngs 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.isresponsible 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 ar

50、e afraid of being blamed for makingmistakes in speaking English.b am e s t h.o n s b./s t h.把.归咎于:be responsiblefor sth.badThe police blamed the traffic accident on jackscareless driving.（be）to bbm e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 th