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1、 課 題 Unit 1 The 1st Period warming up, pre-reading, reading 三維目標 知識與技能 Make students master the reading skills Improve the students’ ability in reading. 情感、態(tài)度與價值觀 Stimulate students’ interest in reading. 【預習檢查】用多媒體展示所檢查的問題，教師指定小組中的B、C組學生回答，要求A組學生補充。給分鼓勵。 用所給的詞的適當形式填空 1. It was conclude

2、d that he didn’t tell us the truth. I came to the conclusion that he is lying. (conclude) 2. This work has absorbed him for several years. He seemed totally absorbed in his work. (absorb) 3. The writer personally contributed￡5000 to the earthquake fund. All the contributions will be gratefully r

3、eceived. (contribute) 4.The scientist took a very scientific approach to science. (scientific) 5. Don’t move. She stays perfectly still. She observes the gentle movement of the snake. (move) 【自主學習】【設計意圖】通過競猜游戲展開小組間的比賽，激發(fā)學生了解不同領(lǐng)域的科學家的興趣和熱情；通過讀標題、看插圖預測課文內(nèi)容，能夠培養(yǎng)學生的想像力。 1.完成句子 (1)1860年，一個名叫威廉的英國人提出

4、了一項更好的計劃。 In 1860，a better plan was put forward by an Englishman，William. (2)除了遺傳基因外，智力的高低還取決于日常飲食、教育和家庭環(huán)境。 In addition to genes，intelligence also depends on diet，education and home environment. (3)這條小路通到那個村莊。 The path leads to that village. (4)除了幾個單詞外，我對法語一無所知。 Apart from a few words，I do no

5、t know any French at all. (5)湯姆一向?qū)⒆雍車栏瘛? Torn is always strict with his children. 2.Warming up (1)Who discovered that objects in water are lifted up by a force that helps them float? Archimedes (2)Who wrote a book explaining how animals and plants developed as the environment changed? Charles

6、Darwin (3)Who invented the first steam engine? Thomas Newcomen 3. Pre-reading (1) Discuss in small groups the stages in setting out a new scientific idea. (2) Do you know John Snow? John Snow is a well-known doctor in the 19th century in London and he defeated “King Cholera (3)Do you know what

7、 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. Let’s get to know how Dr. John Snow defeated “King Cholera” in 1854 in London in this reading passage: John Snow Defeats

8、“King Cholera” 【合作學習】尋讀讓學生快速找到特定的信息，小組組員間交流答案，最后每組選出一個代表陳述答案?？梢耘囵B(yǎng)學生的快速閱讀能力和互幫互助的團隊合作精神。 Reading Task 1:Skim and Scan 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 2

9、1 Broad Street as well as at No. 8 and 9 Cambridge Street? These families had not drunk the water from the Broad Street pump. Task 2: Read and answer 1 Why couldn’t the cholera be under control at first? 2 Which theory did John Snow believe in? 3 John Snow finally proved the theory he believed

10、 by ________. A. gathering information with the help of a map B. looking into the source of the water for Broad Street and Cambridge Street C. Separating those who suffered cholera from those who didn’t D. Both A and B 4 To prevent the cholera from spreading again, what did John Snow do? 5. W

11、hy couldn’t the cholera be under control at first? Neither its cause, not its cure was understood Task 3 The main idea of each paragraph Paragraph 1: Introduction of John Snow and Cholera （Find a Problem: What cause the cholera?） Paragraph 2: Two theories （Make a question: Which is right?） Pa

12、ragraph 3-5: Study of the breakout in 1854 （Paragraph 3: Study of the breakout in 1854 ）(Paragraph 4: Study of the breakout in 1854 Analyze the result: Find the resource of the water ) (Paragraph 5: Study of the breakout in 1854 Repeat if necessary: Find more evidence; Draw a conclusion: Cholera wa

13、s spread by germ Polluted water carried cholera) Paragraph 6: Prevention of Cholera John Snow defeat King Cholera Task4 The passage is written as a report of an experiment and there are 7 steps. What are they? 1.Find a problem:(發(fā)現(xiàn)問題) 2.Make up a question:(形成研究主題) 3.Think of a method:(找出研究

14、方法) 4.Collect results:(收集材料) 5.Analyse results:(分析材料) 6.Repeat if necessary:(必要時重新分析) 7.Draw a conclusion:(得出結(jié)論) 【反饋訓練】展開小組競賽，并給加分，拉開差距，激勵學生。 Finish Ex. 1(Page 3). Scientific Report by John Snow The problem Nobody knew the cause of the serious disease of choler The cause Idea 1: a strange

15、cloud of gas found its victims Idea 2: people absorbed the disease with meals The method Collect information from the cholera outbreak to prove which theory was correct. The results He found the cause of cholera was the polluted water Idea 1 or 2? Why? ?Idea 2. Because the information showed

16、that the dirty water carried cholera The conclusion He defeated cholera by examining the water supply and dealing with the polluted water 【探究延伸】本設計旨在提高學生的概括能力，鞏固已學知識。用填空的形式可降低難度，提高學生的自信心。 Read the passage again and fill in the blanks: John Snow was a well-known _doctor in London in the _19th__

17、century. He wanted to find the cause of cholera in order to defeat it. In 1854 when a cholera broke out, he began to gather information. He marked on a map where all the dead people had lived and he found that many people who had drunk the dirty water from the pump died. So he decided that the pollu

18、ted water carried cholera. He suggested that the source of all water supply be examined and new methods of dealing with polluted water be found. Finally, “King Cholera” was defeated. 【引導預習】多媒體給出，約5分鐘完成，未完成課后繼續(xù)完成。 Read the text and underline important words and expressions. 作 業(yè) 布 置 Reading the passage again and master the language points in the passage. 反 思 與 札 記