Lesson3ScientificBreakthroughs.pptx

1、Scientific Breakthroughs,Unit 20 Lesson 3 by Li Yaqing March 19th,2019,refer to breakthroughs related to _.,Scientific Break-throughs,science,Branches of science: biology, astronomy, physics, chemistry, information technology, algebra, geometry,_,Who was the science icon? What breakthrough did she m

2、ake? What impact did the breakthrough have?,Tu Youyou,Tu Youyou, born 30 December 1930, is a Chinese pharmaceutical chemist(药物学家) and educator. She discovered artemisinin (also known as qinghaosu) and dihydroartemisinin(双氢青蒿素), used to treat malaria(疟疾), a significant breakthrough in 20th-century tr

3、opical medicine, saving millions of lives in South China, Southeast Asia, Africa, and South America.,discovering the causes of diseases under microscopes,surgical procedures replacing diseased organs with donated ones,Scientific Breakthroughs,medicine,Important discoveries of the 20th century,transp

4、ort,communi-cations,knowlege of the world strive to be an Innovator in your major; be Observant about every Nicety(detail); be Enthusiastic about the new; Engaged in whatever you do and accomplish Remarkable achievement some day.,1.The 39 year-old researcher decided to deal with the problem. 2.She d

5、evoted herself to the daunting task. 3. Artemisia was a plant Tu had tested before without success .,make a breakthrough,wrestle with,was dedicated to,02,01,03,was suddenly inspired,far-reaching,discovered,experimented with,proved,double-checked,wrestle with,was dedicated,to,experi-,mented with,4.Th

6、en, she had a sudden idea. 5. Instead, she adopted another method and achieved success.,make a breakthrough,wrestle with,was dedicated to,02,01,03,was suddenly inspired,far-reaching,discovered,experimented with,proved,double-checked,was,suddenly inspired.,made a breakthrough.,6.After the doctors inc

7、reased the dose on Tu, they examined her major organs again and again and the organs were fine, which suggested that the test worked.,make a breakthrough,wrestle with,was dedicated to,02,01,03,was suddenly inspired,far-reaching,discovered,experimented with,proved,double-checked,double-,checked her m

8、ajor,organs,proved,7.Since 1999, this influential achievement has decreased the number of death due to malaria by 50%. 8. 40 years after the discovery, Tu was found by Louis and Su in Washington.,make a breakthrough,wrestle with,was dedicated to,02,01,03,was suddenly inspired,far-reaching,discovered

9、,experimented with,proved,double-checked,far-reaching,discovered,We _ the handy microwave oven and we _Percy Spencer_.,Spencer,_ Alexander Fleming.,Fleming,Einstein _ already _ world-famous _Edwin Hubble started work in California.,Hubble,_ Flemings discovery was first helping to cure people, the US

10、 Navy _ Eckert and Mauchly for ways of.,Eckert & Mauchly,_ the 20th centurys premier scientists _ Albert Einstein.,Albert Einstein,_ the pioneers of the 20th century.,_ the breakthroughs of these pioneers, the present world _ a completely different society.,Here are five of,One of,was,had,become,whe

11、n,Another far-reaching,finding was made by,When,turned to,are grateful for,have to thank,Without,would have been,Effective writing,words/phrases,Detailed information (who,what,why,how,when,where),Transitional means,Concise,Coherent,Complete,Nobel Prize,Awarded for Outstanding contributions for humanity in chemistry, literature, peace, physics, physiology or medicine, and economic sciences.,Homework,Write an award speech for (1. Adopt the useful expression