《外研社第四册第四单元Greatscientists.ppt》由会员分享,可在线阅读,更多相关《外研社第四册第四单元Greatscientists.ppt(64页珍藏版)》请在三一办公上搜索。
1、Period 1,Module 4 Great ScientistsIntroduction Reading&Vocabulary,Introduction-1 Brainstorm(5ms)What great scientists do you know?,Name:_Nationality:_Major:_Inventions/discovers:_When did they invent/discover:_,Qian Xuesen,Chinese,Physics,Chinese atom bomb,In 1964,Name:_Nationality:_Major:_Invention
2、s/discovers:_When did they invent/discover:_,Marie Curie,Polish,Physics,Radioactivity,In 1898,Name:_Nationality:_Major:_Inventions/discovers:_When did they invent/discover:_,Archimedes,Sicilian,Physics,Mathematician,buoyancy,浮力,About 240 BC,Name:_Nationality:_Major:_Inventions/discovers:_When did th
3、ey invent/discover:_,Albert Einstein,German/American,Mathematical Physics,relativity,In 1905,Name:_Nationality:_Major:_Inventions/discovers:_When did they invent/discover:_,Yuan Longping,Chinese,Agriculture,hybrid rice,In 1970,Introduction-2.Vocabulary(4ms)Find out the words with their definitions.,
4、1.the study of animals2.the study of plants3.the study of all living things4.the study of physical objects and natural forces5.the study of chemical processes in living things6.the study of the structure of substance and how they react with each other7.the study of inherited characteristics in livin
5、g things,zoologybotanybiology,physics,biochemistry,chemistry,genetics,Introduction-2.Vocabulary(4ms)How do we call the persons who study these subjects?,biologychemistrybiochemistrybotanyzoologygeneticsphysics mathematics,biologistchemistbiochemistbotanistzoologistgeneticistphysicistmathematician,Pr
6、e-reading Look at the title and guess what it is about.,The Student Who Asked QuestionsWill the passage be about something or about someone?,Reading&Vocabulary-2.Skimming(7ms)Read the passage and find out the answers to the questions.,What kind of student was Yuan Longping when he was young?What way
7、 did he think to produce rice more quickly?What did he discover?How important was the discovery?,1.What kind of student was Yuan Longping when he was young?2.What way did he think to produce rice more quickly?3.What did he discover?,He was a student with lots of questions and he was interested in pl
8、ants.,By crossing different species of rice plant,then he could produce a new plant which could give a higher yield than either of the original plants.,He discovered a naturally sterile male rice plant.,4.How important was the discovery?,Chinese rice production rose by 47.5%in the 1990s.There were o
9、ther advantages.50,000 square kilometres of rice fields were converted to growing vegetables and other cash crops.Yuans rice was exported to other countries.His rices yield is much greater than the yield of other types of rice grown in Pakistan.,Reading&Vocabulary-3.Careful reading(5ms)Read the Read
10、 the passage again and decide whether the statements are True of False.,1.China produces more rice than any other country.2.Yuan Longping asked a lot of questions at school.3.He developed a new kind of fast-growing rice.4.The government helped him in his research.5.The new rice replaced vegetables i
11、n 50 thousand square kilometers.6.The new rice is now grown n other countries,such as Pakistan.,Reading&Vocabulary-3.Find out the topic sentences.,Para 1Para 2Para 3Para 4Para 5Para 6,Yuan Longping is a leading figure in the rice-growing world.As a boy,he was called“the student who asked questions”.
12、As a young teacher,he began experiments in crop breeding.He discovered a special type of rice.The advantages of his discoveriesThe yield of the new hybrid rice is much greater than that ofother types grown in Pakistan.,Reading&Vocabulary-3.Vocabulary(6ms)Finish the exercises in Activity 3&4.,Activit
13、y 3:cropbreakthroughbreedsupportfeedpublishproducerspeciesagriculture,Activity 4:BBABB,Post-reading-4.Role-play(5ms),Suppose one of you is an experienced farmer whohas been growing rice;One is professor Yuan and the other one is a reporter.Please talk about the influence of the new hybrid rice.,Tips
14、:,Homework,Try to find some information about the influence of the hybrid rice.Then share it with the classmates tomorrow.,Period 2,Module 4 Great ScientistsListening and Speaking,Listening&Speaking-1.Discussion(5ms)Look at the picture in your textbook and answer.,What is happening in the picture?Wh
15、at do you think the listening text is about?,Theres a quiz show being on.,quiz:a competition or game in which people try to answer questions to test their knowledge,Listening&Speaking-2.Vocabulary(5ms)Match the words with the meanings.,award,equal,measure,discover,theory,radiation,contestant,round,1
16、.a prize or money given to someone for sth 2.exactly the same3.to find out how long,wide,heavy,etc.sth is4.to find5.an idea,esp.in science,that explains why or how sth happens6.a form of energy which comes from a nuclear reaction 7.a person who takes part in a contest 8.a stage in a competition,List
17、ening&Speaking-3.Listening(5ms)Listen and find out the following answers.,Whats the name of the quiz show?What round of the quiz is it?What is the subject of this round?Who are the contestants?How many questions are there in this round?How many points have they got before/after this round?,Superquiz
18、.,The second round.,Great Scientists.,Matthew and Rachel.,12.,36:36.,39:41.,Listening&Speaking-4.Filling(6m)Listen to the tape again,then finish the exercise in Activity 3,on page 36.,Answers:bornpublishedgivenfamous forholediscovered,holesholes measured,Listening&Speaking-5.Extra-listening Listen t
19、o the tape again,then fill in the blanks.,Q.M:Boys and girls,were into the second round of“Superquiz”,and the subject of this round is“Great Scientists”.In this round,the first person to answer the question_.If hes wrong,he _ a point,and the question_.At the moment,Matthew and Rachel are _,with 36 p
20、oints each.First question:What is Einstein known for?(buzzer)M:_.,gets a point,goes to the second contestant,loses,equal,The theory of relativity,Q.M:Correct.When was Einstein born?(buzzer)M:10.Q.M:Wrong.Rachel?R:1879?Q.M:Correct.The special theory of relativity _in 1905._?(buzzer)M:Einstein.Q.M:Cor
21、rect.Einstein was given an important award in 1921._?,was published,Who was it written by,What award was he given,(buzzer)M:Was he given the Nobel Physics Prize?Q.M:Yes,he was.Well done.Next question:What book is Stephen Hawking famous for?(buzzer)R:“_.”Q.M:Correct.When was it published?(buzzer)R:19
22、88.Q.M:Correct.What is a“_”?,A Brief History of Time,black hole,(buzzer)M:Its a star that has collapsed in on itself.Q.M:Correct.Who discovered black holes?(buzzer)M:They _Einstein.Q.M:No,they were not discovered by Einstein,they were discovered by Fred Hoyle._?(silence)Rachel?R:Pass.Q.M:Matthew?M:T
23、heyre measured by the _ that come from them.,How are black holes measured,were discovered by,light waves,Q.M:Wrong,they arent measured by light waves,theyre measured by the radiation that comes from them._ _?(buzzer)R:Stephen Hawking?Q.M:_!They were discovered by Stephen Hawking.Theyre called the Ha
24、wking radiation.Now,Stephen Hawking _another reason.Does anyone know?,Who was this radiation discovered by,Well done,is famous for,(buzzer)M:He cant walk and he cant talk except with a machine.Q.M:_.Do you know the name of the his disease?(buzzer)R:Motor neuron disease.He sits in a _ _ and he speaks
25、 _ _.Q.M:Correct.And at the end of this round Matthew has thirty-nine points and Rachel has forty-one points!,Thats correct,special,through a,voice machine,wheelchair,Culture corner-1.Brainstorm(5ms),Rockets,Culture corner-2.Skimming(5ms)Read the passage and decide whether the statements are True or
26、 False.,Today rockets are only used to send astronauts into space.Rockets were invented by Chinese about 2,000 years ago.It was in the Song Dynasty that rockets were first used in wars.It is believed that Europeans learned how to make rockets from the Mongols.Wan Hu succeeded in sending himself into
27、 space with the help of rockets.,Culture corner-3.Structure(5ms)Find out the topic sentences of each paragraph.,Para.1Para.2Para.3Para.4,Today rockets are used to send astronauts into space or celebrate great events.,Rockets were first invented by Chinese about 2,000 years ago.,First rockets were us
28、ed in battles in China and then it was spread to Europe.,Rockets were also used in other ways.,Homework,Find out more information about rocket on Internet.Then share it with your classmates Tomorrow,Period 3,Module 4 Great ScientistsGrammar Culture corner,Grammar-1.Observation(5ms)Find out the follo
29、wing sentences which belong to Passive Voice.,Yesterday I listened to music at home.A sound of piano is heard in the living room.Alexander Graham Bell invented the telephone in 1876.An article was written by him.They know that he is an expert.In Pakistan rice will be grown in many parts of the count
30、ry.The new hybrid rice has been developed by the Yuan Longping High-tech Agricultural Company of China.,present simple1,past simple,refers to the future,present prefect,Grammar-2.Exercises(5ms)Finish the exercises of Activity 2,on page 34.,These computers are produced in America.Rice has been grown
31、in China for thousands of years.These electronic games were/are made in Japan.A new variety of rice was discovered in 1970.Many important discoveries have been made since the beginning of last century.,Grammar3.Exercises(6ms)Finish the exercises of Activity 3&4,on page 34.,was educatedwas givenwere
32、publishedwas discoveredwere convertedwas exported,1.Where was he educated?2.What nickname was he given?3.When were the results of the experiment published?4.When was a naturally sterile male rice plant finally discovered?5.How many square kilometres of rice fields were converted to growing vegetable
33、s?6.Where was Yuan Longpings rice exported?,Grammar-4.Observation(6ms)When will you use passive voice?,Look!Theres nothing here.Everything has been taken away.I was born in 1981.She is liked by everybody.He is said to be a good teacher.Youll be contacted.Star War is acted by Harrison Ford.,不知道动作的执行者
34、,不必提出动作的执行者,强调动作的承受者,习惯用法,不确定动作的执行者,行文的需要,Grammar-5.Observation(5ms)Do you know the tenses of the passive voice of the following?,Xiao Wang,you are wanted in the office.I was invited to the concert.We hope that an agreement will be arrived at.He said that the bridge would be built next year.The part
35、y has been planned since the new year.The book had been sold out when I got there.Our class will have been taught by Miss Xie for one year.This question is being discussed at the meeting.When I called,tea was being served.,am/is/are+过去分词(p.p.),was/were+p.p.,shall/will+be+p.p.,am/is/are+being+p.p.,wa
36、s/were+being+p.p.,has/have+been+p.p.,had been+p.p.,should/would+be+p.p.,Grammar-6.Observation(5ms)Are there any differences between the two groups of sentences?,He told her a long story.She was told a long story.A long story was told to her.,Mother bought me a new coat.I was bought a new coat.A new
37、coat was bought for me.,give,show,hand,send,pay,lend,pass,tell,write,bring,sell,offer,cause,wish,teach,buy等常有双宾语,变被动态时应考虑加上介词for或to,Grammar-7.Observation(5ms)Can you find out anything special around the sentences below?,The flowers smell sweet.The food tastes nice.That sounds very good.Silk feels so
38、ft.The cloth washes well.The poem reads smoothly.This kind of rice cooks more quickly than that kind.This book sells good.,系动词+adj.:主动表被动某些和well,easily等副词连用的不及物动词,如read,wash,clean,cook,close,cost,lock,look,open,sell,write,wear,etc.,Grammar-8.Practice(9ms)历年高考题,The window is dirty.I know.It _ for wee
39、ks.A.hasnt cleanedB.didnt cleanC.wasnt cleanedD.hasnt been cleanedNow that she is our of a job,Lucy _ going back to school,but she hasnt decided yet.A.had consideredB.has been consideringC.consideredD.is going to consider,The mayor of Beijing says that all construction work for the Beijing Olympics
40、_ by 2006.A.has been completed B.has completedC.will have been completed D.will have completedAccording to the art dealer,the painting _ to go for at least a million dollars.A.is expectedB.expectsC.expectedD.is expecting,-What happened to the priceless works of art?-_.A.They were destroyed in the ea
41、rthquakeB.The earthquake was destroying themC.They destroyed in the earthquakeD.The earthquake destroyed them-The window is dirty.-I know.It _ for weeks.A.hasnt cleanedB.didnt cleanC.wasnt cleanedD.hasnt been cleaned,When and where to go for the no-salary holiday _ yet.A.are not decidedB.have not be
42、en decidedC.is not being decidedD.has not been decided8.A new cinema _ here.They hope to finish it next month.A.will be built B.is built C.has been built D.is being built9.The new suspension bridge _ by the end of last month.A.has been designed B.had been designed C.was designed D.would be designed,
43、Hundreds of jobs _ if the factory closes.A.lose B.will be lost C.are lost D.will lose 11.Rainforests _ and burned at such a speed that they will disappear from the earth in the near future.A.cut B.are cut C.are being cut D.had been cut 12.The first use of atomic weapons was in 1945,and their power _
44、 increased enormously ever since.A.is B.was C.has been D.had been,Homework,Finish the related exercises on WB.,Period 4,Module 4 Great ScientistsReading&Writing Speaking,Reading&Writing1.Brainstorm(3ms)Do you know who is him?,Stephen Hawking,When&where was he born?Why was he famous?When did he disco
45、ver/invent?,Reading&Writing2.Vocabulary(3ms)Match the words in the box with the definitions.,a person who has been attacked,injured or killed as a result of a crime,an accident,etc.to discover the cause of an illness or a problema book that sells in very large numbersan illnessthe study of the origi
46、n and development of the universethe act of creatingthe state of being disabled,victim,diagnose,best-seller,disease,cosmology,creation,disability,Reading&Writing3.Numbering(5ms)Read the passage about Stephen Hawking and number the paragraphs in the correct order.,Answers:2-3-1,Reading&Writing4.Numbe
47、ring(5ms)Write the number of the paragraphs.,This paragraph explains why Hawking is famous.This paragraph talks about Hawkings personal life.This paragraph talks about Hawkings scientific career.,Paragraph 1(the third in the book),Paragraph 2(the first in the book),Paragraph 3(the second in the book
48、),Reading&Writing5.Discussion(4ms)Discuss with your group members.,Do you know how to write a biography of a famous person?,Para.1:the general evaluation of the personPara.2:his or her childhood,education,earlier lifePara.3:his or her research,or important positioning a certain field.,Reading&Writin
49、g6.Writing(15ms)Write three short paragraph about Albert Einstein using the notes in Activity 4.,Begin like this:Albert Einstein was probably the most brilliantscientists of the twentieth century.,Reading&Writing 7.Peer checking and rewriting(10ms)Read your writing to your partner.Check and rewrite
50、your writing according to the following.Then share it with the whole class.,Are you clear what happen(4Wand H)Do you know the writers attitude and emotion?Are there any good connecting words or phrases?Are there any good phrases or sentences?Are there any spelling mistakes?,Homework,Go to the librar