Unit 1 Reading and Thinking （ppt课件）(2)-2022新人教版（2019）《高中英语》选择性必修第一册.pptx

1、Period 1 Reading and thinkingEnjoy a popular song called Rarely-used Chinese CharactersEnjoy a popular song called Rarely-used Chinese Characters-Whats the video about?-Can you name some Chinese doctors who used herbs(草药草药)for treatment in ancient times?Hua Tuo was a renowned physician during the Ea

2、stern Han Dynasty and Three Kingdoms era of China.The Book of Later Han records Hua Tuo as the first person in China to use anesthesia(麻醉麻醉)during surgery.He used a general anesthetic combining wine with an herbal concoction called mafeisan(麻沸散麻沸散)Li Shizhen was a famous medical scientist in Ming Dy

3、nasty.He wrote a famous book Compendium of Materia Medica(本草纲目本草纲目),which is a collection of Chinese herbs.It included 2000 Chinese herbs with millions of characters.He visited mountains,tasted different kinds of herbs and even did experiments on himself.It took him 37 years to finish the book,which

4、 is considered to be a great contribution to the development of Chinese medicine.Tu Youyou received her 2015 Nobel Prize in Physiology or Medicine from King Carl XVI Gustaf of Sweden during the Nobel Prize Awards Ceremony at Concert Hall in Stockholm(斯德哥尔斯德哥尔摩摩),Sweden.She was nominated by the BBC a

5、s one of the most influential figures in 20th century science alongside Marie Curie,Alan Turing,and Albert Einstein.Recipient of the Medal of the Republic（共和国勋章共和国勋章）.Her name is taken from the Book Of Songs（诗经）（诗经）呦呦鹿鸣，食野之蒿。诗经.小雅.鹿鸣Tu Youyou was awarded Nobel Prize on 5 October 2015.The Nobel Prize

6、whenOctober 5th,2015whoTu Youyouwhatthe Nobel Prize for Physiology or Medicinewhythe discovery of artemisininHow does the writer emphasise the importance of this discovery?Can the word“alone”be cut out?Large numbers are used to show the effect of the discovery,such as“over 200 million”,“about 600,00

7、0 die”and“100,000 lives”.No.The word is used to indicate that Africa is being used as an example,with the implication that other countries also suffer from malaria.What is meant by the term“co-winner”?Co-winner means there were two different winners of the Nobel Prize for Physiology or Medicine that

8、 year.Crucial;Vital2015born in Ningbo,China.19711969196719551930graduated from Peking Univeristy became a researcher to fight malariawas appointed head of the projectsucceeded in discovering artemisininwas awarded the Nobel PrizeWhat made her among the first researchers chosen?According to the prece

9、ding information,it was due to her education and professional experience.How many methods did she use to draw out the extract before she succeeded?What were they?Two.One was to collect dried wormwood leaves adn the other was to boil fresh wormwood.What does“this”refer to in the following sentence?“T

10、hey then tried boiling fresh wormwood,and using the liquid obtained from this to treat malaria,but this did not work either.”What research techniques are mentioned in the text?Fieldwork research in Hainan;literature research of ancient medical texts;scientific tests of treatments;clinical test“青蒿一握，

11、以水二升渍，绞取汁，尽服之”葛洪肘后备急方Do you think her discovery was“by chance”?No.She got the answer through analysing over 2,000 medical texts.The methods used were vey specific and so the discovery couldnt have been“by chance”.What kind of people are Tu Youyou and her team?Find out supporting mitted,patient,well-

12、educated,fearless,persistent,determined,brave,responsible,cooperative,self-sacrificing.What do you think are the reasons for succeeding in discovering artemisinin?Resons for the discovery of ArtemisininWhich is more important talent or effort?effort talentWhich is more important,Chinese medicine or

13、western medicine?Chinese medicine western medicine Combining the two can promote the health in the world.The discovery of artemisinia is an example.Tus success shows that TCM needs to embrace modern technologies and laboratory tools.We need talent to learn quickly and to think sharply.We should spare no effort to experiment through trial and error.Genius is one percent inspiration and ninety-nine percent perspiration.