1、Unit 4 Scientists who changed the worldReading(I)Lead inLead-inMany of you have dreamt of what you want to be when you grow up.scientistThanks to Alexander Flemings achievements in medical science,some deadly diseases can be cured by penicillin,a life-saving medicine.Thanks to Yuan Longpings contrib
2、utions to agriculture,the production of hybrid rice can ease the hunger problem around the world.Sample:Thanks to whose contributions to.,.can make a great impact on.Conclusion:Owing to scientists c_ to the world,we b_ a lot from it.contributions benefit Behind every scientific discovery lies a lot
3、of Behind every scientific discovery lies a lot of hard workhard work.One of the greatest scientists of the 20th centuryTu YouyouTu Youyou Now,lets read a news report to find out Tu Youyous story and her discovery of a life-saving medicine.Titleattractive,direcct,exact,brief,incompletethe most impor
4、tant information:Who,What,When,Where,Why,Howdetailed or supporting informationbackground information or conclusionThe features of a news reportInverted pyramid7Fast readingStructure Part1_Part2_Part3_Part4_ D.Tu Youyou won a Nobel Prize in 2015 for her discovery of qinhaosu.A.Tu Youyou acquired a br
5、oad knowledge of both traditional Chinese medicine and Western medicine.B.Tu Youyou and her team solved a lot of problems before they successfully discovered qinghaosu.C.Tu Youyou and her teams efforts finally paid off.(para.1)(para.2)(paras.35)(para.6)Para.1News report:Para.2Paras.35Para.6Tu Youyou
6、 acquired a broad knowledge of both traditional Chinese medicine and Western medicine.Tu Youyou and her team solved a lot of problems before they successfully discovered qinghaosu.Tu Youyou and her teams efforts finally paid off.Tu Youyou won a Nobel Prize in 2015 for her discovery of qinghaosu.The
7、most important informationConclusion SupportinginformationOther detailed informationThe inverted pyramidAppreciation What does the news report mainly talk about?Skill:try to find out who,when,why,where,what and how.It mainly talks about _ _ and her way to _ which saves lots of patients all over the
8、world.Tu Youyoufind out qinghaosuwon 2015 Nobel Prize Part1(para1)Detailed information in the lead Read the news report carefully and answer the questionsRead the news report carefully and answer the questionsTu Youyou won a Nobel Prize for her discovery of qinghaosu.What makes Tu Youyou so special?
9、why 19711930succeeded in making qinghao extract that could treat malaria in mice1951-195519691972 2015born in Ningbo,Zhejiang Provincestudied medicine at university in Beijingbecame head of a team that intended to find a cure for malariasuccessfully discovered qinghaosuwon the Nobel PrizeTus persona
10、l experiencesIn time orderDetailed information in the body partProblemsSolutionsTu Youyou referred to the ancient books of traditional Chinese medicine again,redesigned the experiments and tried extracting the qinghao herb at a low temperature in order not to damage its effective part.Behind every s
11、cientific discovery lies a lot hard work.The extracts failed to produce any promising results.Part2(paras.3-5)What problems did Tu and her team solve before they successfully discover qinghaosu?knowlegable,well-educated ProblemsSolutionsTu and her team could not produce enough qinghao extract becaus
12、e research resources were limited.Tu and her team did not have sufficient safety data to start trials on patients.Tu Youyou and her team managed to find solutions to the problem,e.g.using household water containers instead of research equipment.Tu Youyou and her team volunteered to test the qinghao
13、extract on themselves.intelligent,strong-minded devoted to science,willing to sacrifice Further thinkingsucceeded after 190 failures;worked day and nighta broad knowledge of traditional Chinese medicine and Western medicinevolunteered to test on themselvesu What contributes to Tu Youyous success?Wha
14、t contributes to Tu Youyous success?Tu Youyou is the first female Chinese scientist to win a Nobel Prize.What is the significance of this achievement?Detailed information in the tail1.This has shown the importance of traditional Chinese medicine.2.Qinghaosu,as the key substance in many malaria medic
15、ines,has saved countless lives.3.Tu Youyous achievement has earned international recognition of traditional Chinese medicine.4.As a female scientist,Tu has also inspired young female scientists to work harder to achieve their dreams.Part4(para.6)What does she encourage scientists to do?She encourage
16、d scientists to further explore the treasure house of traditional Chinese medicine(中医）中医）and raise it to a higher level.hard-working after 190 failures,she succeeded in making qinghao extract(L21)collected over 2,000 traditional Chinese medical recipes,made hundreds of extracts from different herbs
17、(L15)patient worked day and night and their health began to suffer,but they never gave up(L26)Committed(奉献的奉献的)volunteered to test qinghao extract on themselves first(31)Selfless(无私的无私的)1.What qualities did Tu Youyou show as a scientist?Use details from the news report to support your ideas.2.What w
18、e can do to further explore the treasure house of traditional Chinese medicine and discover more medicines beneficial to global health care?1.Develop our interests in medicine.2.Learn scientific knowledge3.Refer to ancient books of traditional Chinese medicine4.Spread the knowledge and benefits of t
19、raditional Chinese medicine5.What we can do to further explore the treasure house of traditional Chinese medicine and discover more medicines beneficial to global health care?Drugs based on Tu Youyous research have led to the survival and improved health of millions of people across the world.Her su
20、ccess suggests that an old idea might lead to a new discovery.Work in groups to prepare for a short speech entitled“What I can learn from Tu Youyou”.Micro-writing What I can learn from Tu Youyou Micro-writing She looked back as well as forward 砥砺前行亦不忘回望过去砥砺前行亦不忘回望过去 She saw her work cross a divided
21、world 她的成就跨越东西她的成就跨越东西“Knowledge,practice,inspiration and opportunity”are the four elements behind his past accomplishments.袁隆平的八袁隆平的八字方针：知识、字方针：知识、汗水、灵感、机遇汗水、灵感、机遇。The scientist is motivated primarily by curiosity and a desire for truth.Irving LangmuirWhatever we want of any worth,We ve got to work to gain.只要想要的东西有价值，就得靠努力去创造。It matters not what goal you seek,目标是什么并不重要，Its secret here reposes:秘诀终归只有一条：You ve got to dig from week to week,周复一周不怕劳累，To get results or roses.才能收获硕果或者玫瑰。
