【课件】人教版（2019）必修第二册Unit 1 Reading and Thinking 课件

1、Unit 1 Science and ScientistsPeriod 1 Reading and Thinking John Snow Defeats “King Cholera”1.To know about John Snow and cholera. 2.To master some reading skills , such as skimming and scanning . 3.To summarize the main idea and retell the stages for John Snows research.Who is she? She discovered a

2、new treatment for malaria -artemisinin (青蒿素）青蒿素）and won the Nobel Prize for Physiology or Medicine.Tu YouyouWho is he?He played an important role in fighting against Covid-19 and won the Medal of Republic(共和国勋章）共和国勋章）in 2020 .Zhong Nanshan John Snow (1813-1858) John Snow was born in York on March 15

3、th, 1813, the oldest of nine children.John Snow Defeats “King Cholera”Who ?How ?What ?What does “ King ” imply in the title?A. The name of cholera B. The causes of cholera C. Cholera spread fast D. Cholera is powerful and hard to cureJohn Snow Defeats “King Cholera”While reading - Fast readingthe se

4、cond While reading-Careful readingIts one of _ in the world, because it causes _._(when), an outbreak of cholera hit _ millions of people _.He rose to become _ , and even _ Queen Victoria when she gave birth. Snow became _ because no one knew _.However, he had a desire to _ once and for all. the mos

5、t feared diseasessevere diarrhoea and dehydration and even death .In the early 19th centuryEuropedied from the diseasefrustratedhow to prevent or treat choleraa famous doctorattended to destroy cholera While readingIt was believed that cholera was caused by _ or germs in _.The pump water carried _.M

6、any deaths occurred near the _ in Broad Street.Some people who lived near the pump worked in the pub and _ drunk the water from the pump ,and lived.A woman and her daughter had died after _, because she had the water_ every day.Snow began by _ the places where people _.Snow had the handle of the pum

7、p _.bad airfood or watermarking died had livedwater pumphad notmoving away from Broad Streetdelivered to her housecholera germsremovedTheoriesProcessEvidenceConclusionSolutionWhile readingStagesKey words or sentences1.two contradictory theories2.in two particular street the cholera was so severe . f

8、ind out why3.marking on the map4. houses number 16,37,38 and 40;20 and 21; 8 and 95.multiple death near the water pump;some houses had no death.6.a woman and her daughter had died, the woman liked the water. had it delivered to her house7.John Snow announced that the pump water carried cholera germs

9、.1. What caused the outbreak of cholera in London? A. Bad air B. Water infected by raw waste C. Polluted air D. Water polluted by the air 2.Which is NOT true according to the last paragraph ? A. Water companies still sell polluted water around the world . B. Cholera is a problem but can be prevented

10、 due to John Snow. C. John Snow transformed the way scientists study disease . D. John Snow is regarded as the father of modern epidemiology .While readingBesides cholera , what other kind of infectious diseases do you know ? How can we protect ourselves from them ?Exercise regularly every day .Keep

11、 away from the crowded places.Wash hands frequently.Wear a mask when going out.Choose fresh food .Drink boiled and clean water.Deal with rubbish properly.Post reading In the early 19th century 1._ an outbreak of cholera hit Europe, million of people died from the disease. John Snow ,who subscribed 2

12、._ the theory that cholera 3._ (cause) by an infection from germs in food or water , 4._(desire) to destroy cholera . 5._(use) maps and statistics, John Snow was able to announce that the pump water 6._(carry) cholera germs. Through Snows tireless 7._ (effort), the disease was stopped in its tracks . Now we have known how 8._(prevent) cholera. Transforming 9._ way scientists study diseases, John Snow 10._(consider) the father of modern epid