《人教版高中英语必修5全册教案.pdf》由会员分享，可在线阅读，更多相关《人教版高中英语必修5全册教案.pdf（61页珍藏版）》请在三一文库上搜索。
1、1 / 61 Unit 1 Great scientists Teaching aims 1.To help students learn to describe people 2.To help students learn to read a narration about John Snow 3.To help students better understand “ Great scientists” 4.To help students learn to use some important words and expressions 5.To help students ident
2、ify examples of “ The Past Participle (1) as the Predicative & the attribute” Period 1 Warming up and reading Teaching Procedures I. Warming up Step I Lead in Talk 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
3、be with you helping you with your English. Today we are to read about a certain scientist. But first let s 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 different ar
4、eas 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 Ask the students to try the quiz and find out who knows the most. T: There are some great scientific achievements that have chang
5、ed 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. Charle
6、s 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.
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, British, a physicist. II . Pre-reading Step I Get the students to discuss the questions on page 1 with their partners. Then ask the students 2
8、 / 61 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 other people. They have an unknown cause and need public health care to solve them. People may be exposed to infectious disease,
9、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 by a bacterium called Vibrio cholerae. It infects people s intestines(肠), causing diarrhea and leg cramps (抽筋 ).The most com
10、mon 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( 症状 ), but a severe case can lead to death without immediately treatment. 3. Do you know how to prove a new idea in scie
11、ntific 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 can be put in the following order. What order would you put the seven in? Just guess. Find a problem Make up a quest
12、ion Think of a method Collect results Analyse the results Draw a conclusion Repeat if necessary III . Reading Step I Pre-reading 1.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? I
13、t 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. Let s get to know how Dr. John Snow defeated “ King Cholera” in 1854 inLondon in this reading passage: Step II Skimming Read the passage and answer the q
14、uestions. 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 Street as well as at No. 8 and 9 Cambridge Street? (These families had not drunk the water from the Br
15、oad Street pump.) (Optional) Skim the passage and find the information to complete the form below. Who When What How Result 3 / 61 John Snow 1854 helping ordinary people exposed to cholera Examining the source of all water supplies and finding new methods of dealing with polluted waster “ King Chole
16、ra ” defeated Step III Scanning Read 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 on a map. 7 He announced that the water carried the disease. 3 John Snow invest
17、igated 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 stage Read the passage and put the correct stages into the reading about resea
18、rch into a disease. John Snow Defeats “ King Cholera” Paragraph Stages General ideas 1 Find a problem: What cause the cholera? The causes of cholera 2 Make up a question: Which is right? The correct or possible theory 3 Think of a method: Test two theory Collect data on where people were ill and die
19、d and where they got their water 4 Collect results: Mark the death Plot information on a map to find out where people died or did not die 5 Analyze the results: Find the resource of the water Look into the water to see if that is the cause of the illness 6 Find supporting evidence Find other evidenc
20、es to confirm his conclusion 7 Draw a conclusion The polluted dirty source of drinking water was to blame for the cause of the London cholera Step V Group discussion Answer the questions (Finish exercise 2 on Page 3) 1. John Snow believed Idea 2 was right. How did he finally prove it? (John Snow fin
21、ally 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 map helped John Snow organize his ideas.
22、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.) 3. Cholera is a 19th century disease. Wh
23、at 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.) 4 / 61 Step VI Using the stages for scientific research and write a summary. Period 2&3 Lang
24、uage focus Step I Warming up 1.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 Canadians. a. very typical of a part icular thing or of someones characer 典型性的， Such bluntness is cha
25、racteristic of him. Windy days are characteristic of March. 辨析 characteristic 与 character characteristic 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 ab out him isn t his real character. 2. put forward: to state an idea or opinion, or to suggest a plan or person,
26、 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p
27、ut 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 it vt. 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. Let s analyze th
28、e 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. analysis n.分析，解读，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 doi
29、ng or saying one final thing vt. & vi 结束，终止； We concluded the meeting at 8 o clock 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. conclusion n.结论 arrive at a conclusion 。 come t
30、o a conclusion。 draw a conclusion。 reach a conclusion What 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 Reading 5 / 61 1. defeat vt. to win a victory over someone in a war, competition, game etc.打败，战胜，使
31、受挫 I ve tried to solve the problem, but it defeats me! Our team defeated theirs in the game. n.失败，输failure to win or succeed This 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defeat互换
32、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 the
33、 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 psychology an agricultural expert a. having special skill or special knowledge of a subject熟练的，有专门技术的 an expert rider an expert job 需专门知识的工作 He is expert in / at cooking. 3. attend
34、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 (on): to look after, care for, serve 伺候 , 照顾，看护 The queen had a good doctor attending on her.
35、 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 matter A 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 ur
36、gent 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 meeting. He joined the Communist Youth League in 2007. Will you join us in the ga
37、me? 6 / 61 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 was left exposed to wind
38、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. cure sb of a disease When you have a pain in your shoulders, you will go to see a doctor. The doctor will cure you. The only
39、 way to cure backache is to rest. He will cure the pain in your shoulders When 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 disease Aspirin is said to be a wonderful cure fo
40、r 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 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
41、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
42、 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 of the country The driver lost con
43、trol 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. Who s in control of the project? The fire has been brought under control. 7 / 61 7. suggest v. 建议；暗示；表明 suggest+doing / sth. / that-cla
44、use May 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 suggested that we
45、 (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 especially gr
46、adually 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 reme
47、mber them It s 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 didn t hear you call. absor
48、b one s attention Chinese 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
49、 doing his homework. 10. severe a. so serious, so bad 严厉的，苛刻的，严格的 Come on! Don t be so severe with the children. His report contains severe criticism of the company s 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 couldn t go back home in time. He has such a severe illness that he has been in hospital. I suffered a severe attack of toothache. 8 / 61 He had a severe pain in the leg. 11.