必修四m4introduction

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1、 Module 4:Great ScientistsModule 4:Great Scientists1.Which scientist discovered that objects in water are lifted up by a force that helps them float?B.Archimedes C.Thomas EdisonA.Charles DarwinArchimedes(287-212 BC),an ancient Greek mathematician&physicistZ.x.x.K Z.x.x.K 2.Who discovered radium?C.Ma

2、rie CurieB.NewtonA.Zhang HengMarie Curie(1867-1934),Polish and French,won two Nobel prizes3.Who invented the way of giving electricity to everybody in large cities?A.Stephen Hawking C.Thomas EdisonB.ArchimedesThomas Edison(1847-1931),American inventor4.Who wrote a book explaining how animals and pla

3、nts developed as the environment changed?A.Marie CurieC.Charles DarwinB.Gregor MendelCharles Darwin(1808-1882),British author of The Origin of Species 5.Who put forward a theory about black holes?A.Stephen HawkingC.CopernicusB.ArchimedesStephen Hawking(1942-),British scientist,worked in astronomy an

4、d studied black holes in spaceQian Xuesen1.“Father of Chinas aerospace”2.“King of rockets”Knowledge was boundless!Nothing is final!Chinese atom bomb(1964)爱因斯坦(Albert Einstein)1.German-born American physicist2.Creator of Theories of Relativity (in 1916)3.Won the Nobel Prize for physics in 1921 The Se

5、cret of Success:A=X+Y+Z X stands for hard work,Y for good methods,and Z means stop talking and get down to work.1.the study of animals 2.the study of plants 3.the study of all living things zoologybotanybiologyMatch the words and definitions.biochemistry biology botany chemistry genetics physics zoo

6、logy4.the study of physical objects and natural forces 5.the study of chemical processes in living things 6.the study of the structure of substances and how they react with each other 7.the study of inherited characteristics in living thingschemistryphysicsbiochemistrygenetics杂交水稻之父He is father of h

7、ybrid rice,who was awarded“the Nobel Prize of Asia”.He received the honor for his greatcontributions to hybrid rice research and work he did to improve rice production in developing countries.He is called a pioneer for all people.Dr Yuan Longping(袁隆平博士）袁隆平博士）In his spare time,he loves reading books

8、and listening to music.Half an hour of reading in bed before sleep is his habit.He is also a good swimmer.Other hobbies of his include daily motor-cycling and playing violin.He plays the violin well.Do you know anything about him?1 agriculture农业 staple主要的 cross杂交 2 hybrid杂交种yield产量 sterile不孕的 specie

9、s物种vocabularyAs 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)a

10、 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?hybridcrossingspeciesyieldoriginal3.Yuans rice was exported to other countries.1.Chinese rice production r

11、ose by 47.5%in the 1990s.2.50,000 square kilometres of rice fields were converted to growing vegetables and other cash crops.What are the advantages of hybrid rice?advantages1.China produces more rice than any other country.2.Yuan Longping asked a lot of questions at school.3.He developed a new kind

12、 of fast-growing rice.4.The government helped him in his research.5.The new rice replaced vegetables in 50 thousand square kilometers.6.The new rice is now grown n other countries,such as Pakistan.True or false【巧学助记】小图细品figurefigure out 计算出;想出;弄明白keep ones figure 保持体态苗条e.g.这就是考试失败的关键。这就是考试失败的关键。This

13、 is the key to failure in the exam.=This is the key to failing in the exam.获得成功的关键获得成功的关键 the key to success 1.He thought that the key to feeding people was to have more rice and to produce it more quickly.2.He thought there was only one way to do this-by crossing different species of rice plant,.Th

14、ats not a right way _ (solve)the problem.by crossing 通过杂交的方式通过杂交的方式of solvingto solveexperiment:(n.)c/u实验；试验实验；试验experiment:(vi.)做实验做实验 on/with有人认为用动物来做实验是很残忍的。有人认为用动物来做实验是很残忍的。Some people think it cruel to experiment on animals.3.First Yuan Longping experimented with different types of rice.do/perf

15、orm/carry out an experiment 做做/进行实验进行实验support v.支持；支撑；养活，赡养 n.支撑物;支持The research was supported by the government.研究得到了政府的支持。The bridge is strong enough to support heavy trucks.这座桥经得起重型卡车通过。【归纳拓展】support sb.in sth.在方面支持某人support ones family 养活家人support ones opinion 支持某人的观点(2013济宁高一检测)As a laid-off worker,it is hard for her father to _ the family,let alone send his children to key schools.Abring up Braise Csupport Dsupply