Unit 1 Reading and Thinking 课文理解（ppt课件）-2023新人教版（2019）《高中英语》选择性必修第一册.pptx

1、Period 1 Reading and thinking This years Nobel Prize for Physiology or Medicine has been awarded to Tu Youyou(co-winner),whose research led to the discovery of artemisinin,a crucial new treatment for malaria.Artemisinin has saved hundreds of thousands of lives,and has led to improved health for mill

2、ions of people.6 October 2015Over 200 million people around the world get malaria each year,and about 600,000 die from it.Artemisinin has become a vital part of the treatment for malaria,and is thought to save 100,000 lives a year in Africa alone.6 October 2015This years Nobel Prizefor Physiology or

3、 Medicine has been awarded to Tu Youyou(co-winner),whose research led to the discovery of artemisinin,a crucial new treatment for malaria.Artemisinin has saved hundreds of thousands of lives,and has led to improved health for millions of people.Over 200 million people around the world get malaria ea

4、ch year,and about 600,000 die from it.Artemisinin has become a vital part of the treatment for malaria,and is thought to save 100,000 lives a year in Africa alone.have been done已经被.现在完成时被动先行词，人，在从句中做定语+名词本年度的诺贝尔生理学或医学奖已授予屠呦呦(得主之一)。她的研究使青蒿素这种至关重要的新型抗疟疾药物得以发现。同位语，对青蒿素做解释说明have/has done 已经被拯救已导致成千上万的死于

5、die v.死dying adj.垂死挣扎的dead adj.死的death n.死亡已成为be+done表被动，被认为adj.至关重要的Tu Youyou,a committed and patient scientist,was born in Ningbo,China,on 30 December 1930,and graduated from Peking University Medical School in 1955.After she graduated,she worked at the China Academy of Traditional Chinese Medicin

6、e in Beijing.In 1967,the Chinese government formed a team of scientists with the objective of discovering a new treatment for malaria,and Tu Youyou was among the first researchers chosen.In the beginning,Tu Youyou went to Hainan,where malaria was more common,to study malaria patients.In 1969,she bec

7、ame the head of the project in Beijing,and decided to review ancient Chinese medical texts to find traditional botanical treatments for the disease.Her team examined over 2,000 old medical texts,and evaluated 280,000 plants for their medical properties.From their research,they discovered and tested

8、380 distinct ancient Chinese medical treatments that showed promise in the fight against malaria.Tu Youyou,a committed and patient scientist,was born in Ningbo,China,on 30 December 1930,and graduated from Peking University Medical School in 1955.After she graduated,she worked at the China Academy of

9、 Traditional Chinese Medicine in Beijing.In 1967,the Chinese government formed a team of scientists with the objective of discovering a new treatment for malaria,and Tu Youyou was among the first researchers chosen.adj.坚定的adj.耐心的be born in+地点，出生于毕业于；从.毕业with做伴随状语，旨在发现新型抗疟疾疗法,，被选的，过去分词做后置定语In the beg

10、inning，TuYouyou went to Hainan,where malaria was more common,to study malaria patients.In 1969,she became the head of the project in Beijing,and decided to review ancient Chinese medical texts to find traditional botanical treatments for the disease.非限制性定语从句，where地点状语，屠呦呦奔赴疟疾更为常见的海南研究疟疾患者。传统植物疗法Her

11、team examined over 2,000 old medical texts,and evaluated 280,000 plants for their medical properties.From their research,they discovered and tested 380 distinct ancient Chinese medical treatments that showed promise in the fight against malaria.One medical text from the fourth century suggested usin

12、g the extract wormwood to treat a fever.Tus team tested a collection of dried wormwood leaves but found no effect.研读评估药学属性 先行词，treatment，that做主语引导定语从句，他们发现并测试了380种不同的有望战胜疟疾的古代中医疗法青蒿提取物干青蒿叶One medical text from the fourth century suggested using the extract from sweet wormwood to treat a fever.Tus te

13、am tested a collection of dried wormwood leaves but found no effect.They then tried boiling fresh wormwood,and using the liquid obtained from this to treat malaria,but this did not work either.一本四世纪的医药文献推荐使用青蒿提取物来治疗发烧。屠呦呦的团队测试了一批干青蒿，但没有发现效果。然后，他们试着把新鲜的青蒿煮沸，并用从中提取的液体来治疗疟疾，但这也不起作用。青蒿提取物干青蒿叶水煎青蒿叶Their

14、project got stuck.However,Tu Youyou would not acknowledge defeat.She analysed the medical texts again,and by chance,she found one sentence suggesting a different way to treat the wormwood.She concluded that boiling the sweet wormwood apparently destroyed its medical properties.Using a lower temperat

15、ure to draw out the extract,she found a substance that worked.After failing more than 190 times,the team finally succeeded in 1971.他们的项目陷入了困境。然而，屠呦呦并不承认失败。她再次分析了一遍医药文献，偶然间，她发现了一句话，建议用另一种方法来处理青蒿。她得出结论，煮青蒿显然破坏了它的药用价值。她用较低的温度提取提取物，发现了一种有效的物质。在失败了190多次之后，这个团队终于在1971年成功了。屠呦呦并不认输。分析偶然地by accidentconclude

16、谓语动词+that宾语从句认为水煎青蒿显然破坏了它的药学属性use 和she是主动关系，using物质先行词，that定语从句她发现了一种有效物质。Tu Youyou and her team members even insisted on testing the medicine on themselves to make sure that it was safe.Later,the medicine was tested on malaria patients,most of whom recovered.This medicine，which was called artemisin

17、in,soon became a standard treatment for malaria.屠呦呦和她的团队成员甚至坚持在自己身上测试药物，以确保它是安全的。后来，这种药物在疟疾患者身上进行了测试，大部分受试患者都康复了。这种被称为青蒿素的药物很快成为治疗疟疾的标准药物。坚持 on介词+doingmake sure确保，动词短语+that宾语从句被测试这种被称为青蒿素的药物这种被称为青蒿素的药物P3:Tu Youyou&her teams experimenttested dried wormwood leavestried boiling fresh wormwoodUsed a lower temperature to draw out the extractfailed more than 190 timesfinally succeededtested the medicine on themselves