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1、人教版高中英语必修5全册教案Teaching 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 examples of “T
2、he Past Participle (1) as the Predicative & the attribute”Period 1 Warming up and readingTeaching ProceduresI. Warming up Step I Lead inTalk about scientist.ts define the word “scientist”. What is a scientist?A scientist is a person who works in science, trying to understand how the universe or othe
3、r 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 biologists.Step IIAsk the students to try the quiz and find out who knows the most.T: 1. Archimedes,
4、 Ancient Greek (287-212 BC), a mathematician.2. Charles Darwin, Britain (1808-1882). The name of the book is Origin of Species.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, I
5、talian, 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 their work. Encour
6、age 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, such as bird flu，A
7、IDS, 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).污染) with the bacteria. Cholera can be mild(不严重的)
8、 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?Find a problem Make up a question Think of a method Collect results Analyse the results Draw a conclusion Repeat if necessaryIII. R
9、eadingStep 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 caused by drinking dirty water and it caused a lot of deaths in the old times
10、 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“? (John Snow)2. What happened in 1854? (Cholera outbreak hit London.)3. Ho
11、w 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)WhoWhenWhatHowResultJohn Snow1854helping ordinary people exposed to choleraExamining th
12、e 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 two theories. 1 An outbreak of cholera hit London in 1854. 4 John Snow mar
13、ked 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 water pump. 6 He had the handle removed from the water pump.Step IV Main id
14、ea 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 cholera2Make up a question:Which is right?The correct or possible theory3Thi
15、nk 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: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 cholera
