外研版必修4模块4GreatScientistsreading课件.ppt

,Great Scientists,Module 4,Great Scientists,Reading,Learning aims:1.Learn about the scientist YuangLongping.2.To improve the students listening and reading skill.3.To master some important language points.,杂交水稻之父,father of hybrid rice,Yuan Longping,袁隆平荣获世界粮食奖,World food prize,The Student Who Asked Questions,A.As a young teacher,he began experiments in crop breeding.B.As a boy,he was called“the student who asked questions”.C.He discovered a special type of rice.D.Yuan Longping is a leading figure in the rice-growing world.E.The yield of the new hybrid rice is much greater than that of other types grown in Pakistan.F.His discoveries increased Chinese rice production.,Listen and try to find the main idea of each paragraph:,Listening,1,2,3,4,5,6,A.As a young teacher,he began experiments in crop breeding.B.As a boy,he was called“the student who asked questions”.C.He discovered a special type of rice.D.Yuan Longping is a leading figure in the rice-growing world.E.The yield of the new hybrid rice is much greater than that of other types grown in Pakistan.F.His discoveries increased Chinese rice production.,Try to find the main idea of each paragraph:,Reading,D,B,A,C,F,E,1,2,3,4,5,6,As a boy,As a teacher,As a college student,In 1966,In 1970,he was given the nickname.,he studied agriculture.,he began experiments in crop breeding.,the result of his experiment was published.,a naturally sterile male rice plant was discovered.,Reading,What did he do?(complete the sentences),2-4,a new _ rice,by _ different _of rice plant,It could give a higher _ than either of the _ plants.,What kind of rice did Yuan Longping develop?How did he develop it?What is the result of the new rice?,hybrid,crossing,species,yield,original,3.Yuans rice was exported to other countries.,Chinese rice production rose by 47.5%in the 1990s.,2.50,000 square kilometres of rice fields were converted to growing vegetables and other cash crops.,5-6,What are the advantages of hybrid rice?,advantages,Rice conversion,Rice export,Rice production,Analyze Important Sentences,1.Yuan Longping was born and brought up in China.,1Tony was brought up and educated by his uncle._.2The smelly smell made her begin to bring up._.3 These are matters that you can bring up in the meeting._.,抚养,呕吐,提出,the key to sth./doing sth.-的关键,This is the key to failure in the exam.=This is the key to failing in the exam.,Tr:她获得成功的关键在于她的努力。,The key to her success is based on her efforts.,He thought that the key to feeding people was to have more rice and to produce it more quickly.,50 thousand square kilometers of rice fields were converted to growing vegetables and other cash crops.,convert vt.to/into+n./v-ing使转变，使改变信仰，兑换,That building has been converted into a school.They converted the meeting room to an office.,1.He was brought _by his uncle.A.about B.in C.out D.up,2.With the fast development of economy,a lot of farmlands were_to industrial,residential(住宅的)or other uses.A.replaced B.converted C.made D.returned,Exercises:,3.His parents died when he was very young,so he was _by his grandmother.A.brought up B.grown upC.taken up D.picked up,4.It was quite right for Yuan Longping to think that the key _people was to have more rice and to produce it more quickly.A.to feeding B.to feedC.of feeding D.of feed,In your opinion,what has made Yuan Longping a great scientist?,Discussion,knowledge,hard work,persistance,belief,responsibility,patience,Hints(提示)The Chinese scientist,Yuan Longping,is He was in China.As a boy he was As a college student.And as a young teacher.He thought that the key In 1966,In 1970,His research was by the government.As a result of by 47.5 percent in the 1990s.Yuan Longpings rice was to,Homework,Write a brief introduction to YuanLongping,Goodbye and good luck!,THANK YOU!,