1、Unit 1 Great Scientists【单元导航】Great scientists 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 filed of science? Match the inventions with their inventors below before you answer all these questions.Alexander Bell electricity Thomas Edison the First telephoneLaite Brothers the electric LampMadame Curie black holes in Universe Franklin Theory of Gravity Steven Hawking Radium Elbert Einstein the First Plane I
2、saac Newton the Theory of RelativityPeriod 1Warming Up and ReadingStep 1.Pre-reading1. What do you know about infectious diseases? Can you name some?2. Do you know how to prove a new idea in scientific research? Discuss in groups the stages in examining a new scientific idea. What order would you put them in?Draw a conclusion Think of a method Collect results Make up a question Find a problem Analyze the results Find supporting evidence Repeat if necessaryStep2. Fast-reading（方法导引：略读或浏览阅读skimming
3、：忽略不懂的句子和生词，快速阅读原文。目的只是为了了解阅读材料的大意。针对这篇文章我们只要回答when ,where ,who ,what ,why and how 的问题）1. Skim the first paragraph of the reading passage below and answer the questions.(1) What disease was not cured at that time?(2) What is the cause of cholera? What is to blame? (3) Was it defeated finally? 2. Read the passage quickly to find out the main idea of it.The main idea of this passage is that John Snow _ out the _ of the disease called cholera which was a disease in _ in the 19th century. With Snows
4、 great efforts, the disease was finally under _.Step3: Careful reading.（方法导引：采用扫描式阅读scanning：进行有目的的阅读，目的是寻找某些资料或信息，对于无关部分可以忽略。）1. Choose the best answer according to the text.1) Why was cholera called “King Cholera” in the text? A. Because cholera caused little deaths. B. Because it got its name from Queen Victoria.C. Because cholera was the most deadly disease of its day.D. Because it was defeated with the help of the king. 2) John Snow didnt believe that _. ACholera multiplied in the air witho
5、ut any reason BCholera was spread by germs CPeople absorbed cholera into their bodies with their meals DPeople were dead after cholera attacked 3) At last, “King Cholera” was controlled by _.A. using medicines in hospitals B. driving patients out of the country C. dealing with the polluted water D. getting rid of all kinds of pollute2. Fill in the blanks and try to retell the passage.In the times of Queen Vitoria, so called “King Cholera” hit Londoners, 1) _ often resulted in large numbers of de
6、aths. But nobody could find the cause of cholera, or the 2) _ for it. John Snow, who was a well 3) _ (know) doctor then, took the 4)_ and wanted to 5)_ the problem. He gathered 6)_ from the severe cholera outbreak and finally found it was the 7)_ (pollute) water that caused cholera. So the 8)_ of all the water supplies was examined 9)_ (immediate). “King Cholera” was 10)_ in the end.Step4. Activity Work in groups and have a discussion. Students will be given 5 minutes to have a chance to exchang
7、e their ideas. They should share their ideas when time is up.Who is your favorite scientist? Why do you like him/her most?Step 5: homework Tick out sentences that you think are difficult for you.Make clear the passage and finish the exercise on newspapers. 答案Step 1.Pre-reading1. Suggested answers: H1N1, SARS, cholera2. Suggested answers: Find a problem Make up a question Think of a method Collect results Analyze the results Find supporting evidence Repeat if necessary Draw a conclusion Step2. Fa
8、st-readingSuggested answers:1. Cholera was not cured at that time.2. Water. Water is to blame.3. Yes, it was. Step3: Careful reading.Suggested answers:1. 1)C 2)A 3)C2. 1)which 2)cure 3)known 4)challenge 5)solve 6)information 7)polluted 8)source 9)immediately 10)defeated Step4. ActivitySuggested answers:Alexander Bell, Thomas Edison, Laite Brothers, Madame Curie Because I think he/sheThe reason why I like him/her isBecause he/shePeriod 2 Language points1. Fill in the blanks according to the context.1)Madam Curie_ _ _ (致力于) _ (science) research.2) Their father _ very _ _ (对严格)their manners.3) Something must be done to _ such things _happening again.4) The invention of paper was a great _ (contribute) to human civilization.5) They cons
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