课件23张PPT。Unit 1 Section Ⅰ 课件?Step One：Words and Phrases Ⅰ.词汇知识 1．_____ (n.) 特性，特征 2．_____ (vt. & vi.) 结束，推断出 3．_____ (vt.) 分析 4．_____ (vt.) 打败；战胜；使受挫 (n.)失败 5．_____ (adj.) 熟练的，经验或知识丰富的 (n.)专家，行家characteristicconcludeanalysedefeatexpert6．_____ (vt.) 照顾，护理；出席，参加 7．_____ (n.) 医生，内科医师 8．_____ (vt.) 暴露，揭露；使曝光 9．_____ (n.) 治愈，痊愈 (vt.)治愈，治疗 10．_____ (n.) 挑战 (vt.)向……挑战 11．_____ (vt.) 吸收； 吸引；使专心 12．_____ (vt.) 怀疑，认为 (n.)被怀疑者，嫌疑犯 attendphysicianexposecurechallengeabsorbsuspect13．_____ (adj.) 严重的，剧烈的，严厉的 14．_____ (vt.) 预见，预知 15．_____ (vt.) 责备，谴责 (n.)过失,责备 16．handle (n.) _____ (vt.)处理，操纵 17．link (vt. & n．) _____ 18．announce(vt.) _____ 19．instruct (vt.) _____ 20．pollute (vt.) _____severeforeseeblame柄，把手连接，联系宣布，通告命令，指示，教导污染，弄脏Ⅱ.重点短语 1．_____ 提出 2．_____得出结论 3．_____使显露：暴露 4．_____将……和……联系或连接起来 5．challenge sb. to do sth. _____ 6．be absorbed into... _____put forwarddraw a conclusion expose...to... link...to... 挑战某人干某事沉浸于……7．be to blame _____ 8．suspect sb. of sth. _____ 9．be expert in... _____ 10．attend school _____应受责备怀疑某人做某事在某方面很专业上学?Step Two：Fast Reading Scan the text and choose the best answer according to the text.( ) 1．What does the passage mainly talk about? A．John Snow was a famous doctor in London. B．The reason that caused the deadly disease cholera. C．John Snow solved the problem of cholera. D．Cholera is still a seriously deadly disease.C2．What was the original source of disease of “King Cholera”？( ) A．A cloud of dangerous gas. B．The spreading of virus among people. C．Water in a certain pump in London. D．A river polluted by the dirty water.D3．Why did No.21 Broad Street in London have no death? ( ) A．The people just drank the water from the pump. B．They drank beer as well as water from the pump. C．They didn’t absorb the dangerous air. D．They suffered no germs at all.D4．Which of the two theories that John Snow was interested in was true finally? ( ) A．Both. B．The first one. C．The second one. D．Neither.D5．What do you think the Londoners would do with the unused pumps after defeating “King Cholera”？( ) A．They would destroy them. B．They would reuse them after cleaning. C．They would desert them for good. D．They would go on to use them without cleaning.B?Step Three：Careful Reading Ⅰ. Read the reading material quickly and then answer the following questions. 1．Why couldn’t the cholera be under control at first? 答案：_____ _____ Neither its cause，nor its cure was understood.2．Which theory did John Snow believe in? 答案：_____ _____ 3．John 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 ... ...
