必修五Unit1The1stPeriodwarmingup,pre-reading,reading

1、課題Unit 1 The 1st Period warm ing up, pre-readi ng, read ing三維目標知識與技能Make stude nts master the readi ng skillsImprove the stude nts ability in read ing.情感、態(tài)度與價值觀Stimulate stude nts in terest in read ing.【預(yù)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 con eluded that he did

2、n t tell us the trUtha me to the con elusionthat he is lying, (con elude)2.This work has absorbed him for several years. He seemed totally absorbed in his work.(absorb)3.The writer pers on ally contributed 5000 to the earthquake fund. All the eon tributi ons will begratefully received. (con tribute)

3、4. The scie ntist took a very scientific approach to science. (scie ntific)5.Don move. She stays perfectly still. She observes the gentle movement o the sn ake. (move)【自主學習】【設(shè)計意圖】通過競猜游戲開展小組間的比賽，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(yù)測課文內(nèi)容， 可以培養(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了一項更好的計劃。In 1860，a better p

4、lan 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, intelligenee also depends on diet, education and home en vir onment.(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 not know any French at all.(5) 湯姆一向

5、對孩子很嚴格。Torn is always strict with his childre n.2.Warmi ng up(1) Who discovered that objects in water are lifted up by a force that helps them float?Archimedes(2)Who wrote a book expla ining how ani mals and pla nts developed as the en vir onment changed? Charles Darwin(3) Who inven ted the first st

6、eam engine? Thomas Newcome n3. Pre-readi ng(1) Discuss in small groups the stages in setting out a new scientific idea.Do you know Joh n Snow?John Snow is a well-known doctor in the 19th century in London and he defeated “ KingCholera(3)Do you know what kind of disease is cholera?It is a kind of ter

7、rible disease caused by drinking dirty water and it caused a lot of deaths in the oldtimes and it was very difficult to defeat.Let get to know how Dr. John Snow defeated “ KingCholera ”in 1854 inLondon in this read ing passageJoh n Snow Defeats“ 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

8、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。Readi ngTask 1:Skim and Scan2. What happe nedin 1854?3holera outbreak hit Lon do n.3. How many people died in 10 days?5004. Why is there no death at No. 20 and 21 Broad Street as well as at No. 8 and 9Cambridge Street?These families had not drunk the water from the

9、 Broad Street pump.1. Who defeats“Ki ngCholehahni SnowTask 2: Read and an swer1 Why couldn t the cholera be under control at first?2 Which theory did John Snow believe in?3 Joh n Snow fin ally proved the theory he believed by_ .A. gathering information with the help of a mapB. looking into the sourc

10、e of the water for Broad Street and Cambridge StreetC. Separating those who suffered cholera from those whdidn tD. Both A and B4 To prevent the cholera from spreading again, what did John Snow do?5. Why couldn t the cholera be under control at first?Neither its cause, not its cure was understoodTask

11、 3 The main idea of each paragraphParagraph 1: Introduction of John Snow and Cholera (Find a Problem: Whatcause the cholera?Paragraph 2: Two theories (Make a question: Which is right?)Paragraph3-5: Study of the breakout in 1854 (Paragraph 3: Study of thebreakout in 1854 ) (Paragraph 4: Study of the

12、breakout in 1854 Analyze theresult: Find the resource of the water ) (Paragraph 5: Study of the breakout in1854 Repeat if necessary: Find more evidenee; Draw a conclusion: Cholera wasspread by germ Polluted water carried cholera)Paragraph 6: Preve nti on of Cholera Joh n Snow defeat Ki ng CholeraTas

13、k4 The passageis 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 aconclusion: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。Fini

14、sh Ex. 1(Page 3). Scientific Report by John SnowThe problemNobody knew the cause of the serious disease ofcholerThe causeIdea 1: a stra nge cloud of gas found its victimsIdea 2: people absorbed the disease with mealsThe methodCollect information from the cholera outbreak toprove which theory was cor

15、rect.The resultsHe found the cause of cholera was the pollutedwaterIdea 1 or 2? Why?Idea 2. Because the information showed that thedirty water carried choleraThe con clusi onHe defeated cholera by exam ining the water supplyand deali ng with the polluted water【探究延伸】本設(shè)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，

16、提高學生的自信心。Read the passage aga in and fill in the bla nks:John Snow was a well-known _doctor in London in the _19th_ century. He wan ted to find thecause of cholera in order to defeat it. In 1854 whe n a cholera broke out, he bega n to gather informatio n. He marked on a map wher all the dead people had lived and he found that manypeople who had drunk the dirty water from the pump died. So he decided that the polluted watercarried cholera. He suggested that the source of all water supply be examined and new met