Unit 1 Great scientists,Section Warming Up & ReadingPreparing,Step One：Words and Phrases .詞匯知識 1_ (n.) 特性，特征 2_ (vt. & vi.) 結束，推斷出 3_ (vt.) 分析 4_ (vt.) 打??；戰(zhàn)勝；使受挫 (n.)失敗 5_ (adj.) 熟練的，經驗或知識豐富的 (n.)專家，行家,characteristic,conclude,analyse,defeat,expert,6_ (vt.) 照顧，護理；出席，參加 7_ (n.) 醫(yī)生，內科醫(yī)師 8_ (vt.) 暴露，揭露；使曝光 9_ (n.) 治愈，痊愈 (vt.)治愈，治療 10_ (n.) 挑戰(zhàn) (vt.)向挑戰(zhàn) 11_ (vt.) 吸收； 吸引；使專心 12_ (vt.) 懷疑，認為 (n.)被懷疑者，嫌疑犯,attend,physician,expose,cure,challenge,absorb,suspect,13_ (adj.) 嚴重的，劇烈的，嚴厲的 14_ (vt.) 預見，預知 15_ (vt.) 責備，譴責 (n.)過失,責備 16handle (n.) _ (vt.)處理，操縱 17link (vt. & n) _ 18announce(vt.) _ 19instruct (vt.) _ 20pollute (vt.) _,severe,foresee,blame,柄，把手,連接，聯(lián)系,宣布，通告,命令，指示，教導,污染，弄臟,.重點短語 1_ 提出 2_得出結論 3_使顯露：暴露 4_將和聯(lián)系或連接起來 5challenge sb.to do sth. _ 6be absorbed into. _,put forward,draw a conclusion,expose.to.,link.to.,挑戰(zhàn)某人干某事,沉浸于,7be to blame _ 8suspect sb.of sth. _ 9be expert in. _ 10attend school _,應受責備,懷疑某人做某事,在某方面很專業(yè),上學,Step Two：Fast Reading Scan the text and choose the best answer according to the text.( ) 1What does the passage mainly talk about? AJohn Snow was a famous doctor in London. BThe reason that caused the deadly disease cholera. CJohn Snow solved the problem of cholera. DCholera is still a seriously deadly disease.,C,2What was the original source of disease of “King Cholera”？( ) AA cloud of dangerous gas. BThe spreading of virus among people. CWater in a certain pump in London. DA river polluted by the dirty water.,D,3Why did No.21 Broad Street in London have no death? ( ) AThe people just drank the water from the pump. BThey drank beer as well as water from the pump. CThey didnt absorb the dangerous air. DThey suffered no germs at all.,D,4Which of the two theories that John Snow was interested in was true finally? ( ) ABoth. BThe first one. CThe second one. DNeither.,D,5What do you think the Londoners would do with the unused pumps after defeating “King Cholera”？( ) AThey would destroy them. BThey would reuse them after cleaning. CThey would desert them for good. DThey would go on to use them without cleaning.,B,Step Three：Careful Reading .Read the reading material quickly and then answer the following questions. 1Why couldnt the cholera be under control at first? 答案：_ _,Neither its cause，nor its cure was understood.,2Which theory did John Snow believe in? 答案：_ _ 3John Snow finally proved the theory he believed by _. 答案：(1)_ _,People absorbed cholera into their bodies with their meals.,gathering information with the help of amap,(2) _ _ (3)_,Looking into the source of the water for Broad Street and Cambridge Street,Separatingthose who suffered cholerafrom those who didnt,4To prevent the cholera from spreading again，what did John Snow do? 答案：(1)_ _ (2)_ (3)_,He suggested that the source of all water supplies be examined.,He suggested that new methods of dealing with polluted water be found.,He instructed the water companies not to expose people to the polluted water any more.,.Let the students listen to the tape and fill in the blanks.,London,personal physician,meals,the polluted water,germs,many thousands of,two,the water pump,Step Four：Consolidation John Snowa doctor，1. _Queen Victoria as her personal 2. _.But he was willing to help ordinary people 3. _cholera.Many people died 4. _there was an 5. _ .He wanted to face the 6. _ and solve the problem.Two theories caught his attention.The first suggested that cholera,attended,physician,exposed to,every time,outbreak,challenge,multiplied in the air.The second suggested that people 7. _ this disease into their bodies and the disease 8. _thebody.John Snow 9. _ the second was right but he needed evidence.When another outbreak hit London in 1854，he was ready to begin his 10. _and tried to get information.He found that most of the,absorbed,attacked,suspected,enquiry,deaths were near a water pump and the spread of the disease was 11. _ water.With the evidence，he was able to 12. _ that polluted water carried the virus.After that,he suggested the source of all the water supplies 13. _.Finally “King Cholera”was 14. _.,linked to,announce,be examined,defeated,Step Five：Discussion Cholera was a 19th century disease.What disease do you think is similar to cholera today？Why？What should we do? _ _,答案：AIDS and H1N1 are similar to cholera today.Because they are serious，have an unknown cause and need public health care to solve them.We should wash hands with soap and clean water.We should form the good habit of going to bed early and getting up early.We should do more physical exercise.Wed better avoid going to crowded places，for example，Net bars and so on.,同學們,來學校和回家的路上要注意安全,同學們,來學校和回家的路上要注意安全,