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1、Unit 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 students identify examp
2、les of “The Past Participle (1) as the Predicative & the attribute”Period 1 Warming up and readingTeaching aims1To help students learn to describe people2To help students learn to read a narration about John Snow3To help students better understand “Great scientists”Teaching ProceduresI. Warming up S
3、tep 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 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 sc
4、ientist?A scientist is a person who works in science, trying to understand how the universe or other things work.Scientists can work in different areas of science. Here are some examples: Those that study physics are physicists. Those that study chemistry are chemists. Those that study biology are b
5、iologists.Step IIAsk the students to try the quiz and find out who knows the most.T: There are some great scientific achievements 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 i
6、nventions with their inventors below before you answer all these questions. 1. Archimedes, Ancient Greek (287-212 BC), a mathematician.2. Charles 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 Mend
7、el, 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 Heng, ancient China, an inventor.10. Stepper Hawking, Britis
8、h, a physicist.II. Pre-readingStep IGet the students to discuss the questions on page 1 with their partners. Then ask the students to report their work. Encourage the students to express their different opinions. 1. What do you know about infectious diseases?Infectious diseases can be spread to othe
9、r people. They have an unknown cause and need public health care to solve them. People may be exposed to infectious disease, so may animals, 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
10、 by a bacterium called Vibrio cholerae. It infects peoples intestines(肠), causing diarrhea and leg cramps (抽筋).The most common cause of cholera 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
11、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 might 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 c
12、an 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 Collect 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
13、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 caused 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 “Kin
14、g 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. How many people died in 10 days? (500)4. Why is there no death at No. 20 and 21 Broad S
15、treet 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.WhoWhenWhatHowResultJohn Snow1854helping ordinary people exposed to choleraExamining the source of all
16、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 two theories. 1 An outbreak of cholera hit London in 1854. 4 John Snow marked the deaths o
17、n 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 water pump. 6 He had the handle removed from the water pump.Step IV Main idea and correct s
18、tageRead 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 cholera2Make up a question:Which is right?The correct or possible theory3Think of a method:T
19、est 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:Find the resource of the waterLook into the water to see if that is the cause of the il
20、lness6Find 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 cholera Step V Group discussionAnswer the questions (Finish exercise 2 on Page 3)1. John Snow believed Idea 2 was right.
21、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 water.)2. Do you think John Snow would have solved this problem without the map? (No. The
22、 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 their drinking habits. The evidence clearly pointed to the polluted water being the cause.
23、)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 public health care to solve them.)Step VI Using the stages for scientific research and
24、 write a summary.Period 2&3 Language focusTeaching aims1 To help students learn to read a narration about John Snow2. To help students better understand “Great scientists”3.To help students learn to use some important words and expressionsStep I Warming up1. characteristic n. a quality or feature of
25、 sth. or someone that is typical of 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c
26、haractercharacteristic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 a plan or person, for other people to consider提出 He put forward a new theory.The foreigners have put forward a p
27、roposal 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 understa
28、nd 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 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 c
29、auses 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 saf
30、ely conclude that he is a heavy 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 ca
31、n draw some conclusions about how 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 def
32、eat.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 othe
33、r 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 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 s
34、kill 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. &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 atten
35、d 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 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
36、 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 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
37、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 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
38、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 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 i
39、n 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 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
40、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.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
41、 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 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
42、 slave.The government 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.t
43、he 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 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.
44、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 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
45、 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 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. absor
46、b to take sth. in especially 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 i
47、deas completely and 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 ones attentionChinese histor