A Pioneer For All People于美华山东昌邑市文山中学在素质教育新形势下，要求建立以学生为主体，教师为主导的新型课堂。
倡导以小组互助型学习模式，以实现学生主体，教师主导的新型师生关系，激发学生的创造性思维，为顺应时代潮流，搞好课堂改革，我在自己的教学中，时刻注意渗透上述指导思想。
教材版本：普通高中课程标准实验教科书人民教育出版社年级册次：高一英语必修4课题：Unit2 Reading : A Pioneer For All PeopleTeaching aims:1．Let students know sth about the famous scientist---Yuan Longping and his hybrid rice.2．Let students learn the spirit of Dr Yuan3．Learn some words and expressions.4．Learn Grammar: The verb – ing formTeaching difficulties: 倍数表达法及分词做定语和状语Teaching important points: 重点词组，典型句型和倍数表达法Teaching aids: Tape recorder, multimedia,Learning aids: Dictionary, paper, textbook, notebookTeaching procedures:Step I Review the new words about the text.( Teacher read first . Students read after the teacher .The let Ss say out their meanings in groups .Finally Teacher let one volunteer each group say several the meanings of words to check them right )1. statistic2. decade3. crop4.battle5. grain6. peanut7. expand8.circulate9.export 10.disturbingStep II Pre-reading Look at the picture and think about the following questions.( Discuss in groups freely . Teacher may make a summary )1.What could you do to help hungry children in poor countries?2.What would you do if there was no rice to eat tomorrow ?3.Who do you think is the greatest hero for hungry people in the world ?Step III Reading : A Pioneer For All People1. Read the passage quickly and use the information in the passage to complete the followingnotes about Yuan Longping (Read silently, fill in the blanks individually, discuss in groups ,and then Teacher show the right answer on the screen to check them .)Name : _________ Nationality :_________Age : _________ Occupation :_________Education : _____________________________________________________Dream : _____________________________________________________Achievement : ___________________________________________________Hobbies : ___________________________________________________2. Read the text again and choose the best answer.(Read silently and underline the informationsentence for each question , choose the answer, discuss the answer in groups and then let one volunteer say out which one is the best and why ).1) The whole passage mainly talks about _____________.A how to solve the world’s hunger problem B. how to increase rice harvestsC . Yuan Longping’s achievements in farmingD Y uan Longping’s daily life2) If you met Yuan Longping face to face , you would think him to be a farmer because_________.A he is one of the agricultural pioneers in the worldB he works the land to do his research and has a sunburnt faceC he has made great achievements in farmingD he wears simple clothes as other farmers3) Although Yuan Longping is rich and famous, he wants to _________.A earn much more money to help othersB spend more time on his hobbiesC lead a simple lifeD lead a comfortable life4) What’s the main idea of the last paragraph ?A Yuan Longping’s another dream is to export his riceB Yuan Longping proves that one dream is not always enough .C Yuan Longping always has a lot of dreams when sleepingD Dreams can help people make greater achievements5) What can we infer from the passage ?A Dr. Yuan is the first agricultural pioneer in the world to grow rice that has a high output.B Dr. Yuan is not really satisfied with his life.C In the 1950’s , many parts of the countryside were short of food.D His way of increasing rice harvest only works in some Asian countriesSuggested answers : 1-5 CBCDC3. Listen to the tape and pay attention the pronunciation , pauses and intonation .4. Read again and find the phrases .( Read aloud , find the phrases and write down on the papers. Then check the answers with your partners in groups . Teacher show the right answers on the screen . Each phrase allows several answers )1) 认为他是一个农夫11）传播他的知识2）耕种土地12）由于，幸亏3）在过去的50年里13）使世界摆脱饥饿4）三分之一14）对…很满意5）出生于15）宁愿，宁可6）毕业于16）过一种舒适的生活7）一个令人烦扰的问题17）使别人有能力研究农业8）寻找18）每一穗稻谷9）这些增长了的收获物19）怀着…的希望10）许多其它的欠发达国家20）输出他的水稻Step 4．Long and difficult sentences.( Teacher shows the sentences on the screen .Remind the Ss of the underlined parts in each sentence. Let Ss discuss what should be paid attention to in underlined parts in groups . Then let some volunteers say out their opinion. Finally Teacher make a summary about each underlined part.)1) Yuan Longping considers himself a farmer, for he works the land to do his research.2) Dr Yuan Longping grows what is called super hybrid rice .3）Now more than 60% of the rice (produced in China each year) is from this hybrid srrain .4)These increased harvests mean that 22% of the world’s people are fed from just 7% of thefarmland in China5) Using his hybrid rice , farmers are producing harvests twice as large as before .表示倍数可用下列句式；a. 主语+ 谓语+ 倍数+ as + 形容词+asb. 主语+ 谓语+ 倍数+ the size ( amount , length…) of …c. 主语+ 谓语+ 倍数+ 形容词/ 副词比较级＋than …6) Since then , finding ways (to grow more rice) has been his life goal .7) Just dreaming for things , however , costs nothing .Step 5. Practice in class..(Check the result . First do individually, then discuss the answers in groups , and at last let volunteers say out which is the best answer and why )1) He found it increasingly difficult to read ______ his eyesight was begging to fail .(2008年高考英语试题山东卷单项选择22)A thoughB forC butD so2) _____was most important to her , she told me , was her family.(2008年高考英语试题山东卷单项选择23)A ItB ThisC WhatD As3) Lucy’s new job paid twice as much as she had made ________ in the restaurant.(2008年高考英语试题山东卷单项选择35)A. working B work C to work D worked4) At the beginning of the class , the noise of desks _______ could be heard outside.(2007年全国卷)A opened and closedB to be opened and closedC being opened and closedD to open and closed5) _______such heavy pollution already , it may now be too late to clean up the river.A Having sufferedB SufferingC To sufferD Suffered6) Suddenly , a tall man driving a golden carriage ________ the girl and took her away , ______into the woods.( 上海2004 春卷)A seizing , disappearedB seized , disappearedC seizing , disappearingD seized , disappearing7）The home rent is expensive . I’ve got about half the space I had at home and I’m paying _____here.A as three times as muchB as much three timesC much as three timesD three times as much8) The new park is _____ of the old one .A three times the sizeB the three times sizeC the size three timesD three the size times9) Don’t use words ,expressions, or phrases________ only to people with specificknowledge.(2002年上海，34)A being knownB having been knownC to be knownD known10）_______ into a poor farmer’s family in 1930, Dr Yuan graduated ________Southwest Agricultural College in 1953.(课文原句)A Be born , inB Born, fromC He was born , fromD Be born , in Suggested answers: 1-5 BCACA 6-10 DDADBStep 6. SummaryStep 7. Homework.利用所学词汇及句型，仿写另一位古代农学家贾思勰的事迹。
