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外研版必修4模块4GreatScientistsreading课件

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Great ScientistsReading Learning aims:1.Learn about the scientist YuangLongping.2.To improve the students’ listening and reading skill. 3.To master some important language points. 杂杂交交水水稻稻之之父父Yuan Longping 袁隆平荣获世界粮食奖袁隆平荣获世界粮食奖World food prizeWorld food prize 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: Listening123456 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: ReadingDBACFE123456 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. ReadingWhat did he do? (complete the sentences)2-4 a new _______ riceby __________ different ________of rice plantIt 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? hybridcrossingspeciesyieldoriginal 3. Yuan’s rice was exported to other countries.1.Chinese rice production rose by 47.5% in the 1990’s.2. 50,000 square kilometres of rice fields were converted to growing vegetables and other cash crops.5-65-6What are the advantages of hybrid rice?advantagesRice conversionRice conversionRice exportRice exportRice productionRice production Analyze Important Sentences 1.Yuan Longping was born and brought up in China. 1>Tony was brought up and educated by his uncle.____________________________. 2>The smelly smell made her begin to bring up._____________________________.3> These are matters that you can bring up in the meeting._____________________________. the key to sth. / doing sth. ---的关键的关键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。

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,使使转变,使…改变信仰,兑换改变信仰,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.up2.With the fast development of economy , a lot of farmlands were___to industrial, residential(住住宅的宅的) or other uses.A.replaced B.converted C.made D.returnedExercises: 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 up4.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? knowledgeknowledge hard workhard work persistancepersistancebeliefbelief responsibilityresponsibility patiencepatience HintsHints( (提示提示提示提示) )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 1990’s.Yuan Longping’s rice was … to … Write a brief introduction to YuanLongping 。

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