外研社必修四module4課文理解精編版課件

1、高中第四冊Module 4Great ScientistsQian XuesenDo you know who are they?NewtonAlbert EinsteinMarie CurieArchimedes (阿基米德)Thomas Edison1. 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 g

2、enetics physics zoology4. 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

3、 Work in pairs. Write some facts about a famous scientist.Example: Newtown was born inEngland in the 17th century. Hediscovered the laws of gravity.Today, we are going to learn something about one of the most important scientists - Yuan Longping.What do you know about him?Yuan LongpingLets revise so

4、me new words first READING AND VOCABULARYThe Student Who Asked Questionsleading figure educate nickname agriculture breeding species yieldadj. 主要的n. 人物vt. 教育n. 綽號n. 農(nóng)業(yè)n. 培育n. （動物或植物的）種n. 產(chǎn)量originalpublish sterile breakthroughsupport production convertexport adj. 原來的；最初的vt. 出版 adj. 不結(jié)果實的n. 突破vt. 支持n.

5、 產(chǎn)量vt. 改變；轉(zhuǎn)換vt. 出口 hybrid agriculturalreplacequantityqualityn. 雜交種adj. 農(nóng)業(yè)的vt. 取代；以代替 n. 數(shù)量n. 質(zhì)量Expressions bring upas a result of cash crop培育；養(yǎng)育由于的結(jié)果經(jīng)濟(jì)作物To get general ideasSkimmingWhats the main idea of the passage?A. Yuan Longping and his achievement.B. As a boy, Yuan Longping was called” the stud

6、ent who asked questions”.C. Yuan Longping discovered a new type of rice.D. Yuan Longpings discoveries has brought in great profit. To get detailed informationScanning 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

7、fast-growing rice. TTTTrue or false? Reading comprehension 1(4) The government helped him in his research. (5) The new rice replaced vegetables in 50 thousand square kilometres.(6) The new rice is now grown in other countries, such as Pakistan.TFT1. Which country is the worlds largest rice producer?

8、 China.2. Where is rice grown in the world? Many Asian Countries and some European countries.Reading comprehension 2The 1st paragraph1. What nickname was he given? The student who asks questions.The 2nd paragraph1. What did Yuan Longping study in college? Agriculture.2. According to him, what was th

9、e key to feeding people? To have more rice and produce it more quickly.The 3rd paragraphFrom an early age he _ plants. He studied agriculture in college and as a young teacher he began experiments _. He thought that _ feeding people was to have more rice and to _ it more quickly. He thought there wa

10、s only one way to do thisby _ different species of rice plant, and then he could produce a new plant which could give a higher _ than either of the _ plants.in crop breedingwas interested inthe key to producecrossingoriginalyield1. What special type of rice plant did he search for? A male and steril

11、e rice plant.The 4th paragraph1. What did his discoveries result in? Chinese rice production rose by 47.5%.2. Why were the rice fields converted to growing vegetables and other cash crops? It is no need to plant so many rice because of the high production.The 5th paragraph1. What is the most importa

12、nt crop in Pakistan? Wheat.The last paragraphYuan Longping is a leading figure in the _ world. As a boy, he was called “the student who asks question” . As a young teacher, he began _ in crop _. He thought that the _ to feeding people was to have more rice and to produce it more quickly. In 1970 a n

13、aturally male rice plant was discovered. This was the _. rice-growingexperimentsbreedingkeybreakthroughFill in the blanks according to the text.As a result of this, Chinese rice production rose _ 47.5percent. The _ of the new rice is much greater than that of other types of rice grown in Pakistan.by

14、yieldWrite a description about Yuan Longping (in 100 words).Yuan Longping isHe was born and brought upWhen he was a boy, he was given the nicknameLater he studied then he began. He discoveredAs a result of his discoveryHomework To solve difficult pointsCareful reading1. rice-growing 復(fù)合形容詞，種植水稻的n. +現(xiàn)

15、在分詞 (與所描述的人或事物之間是邏輯上的主動關(guān)系) an English-speaking country a gold-mining group a paper-making factory peace-loving peoples2. As a boy he was educated in schools and was given the nickname, ”the student who asks question”. 被動語態(tài)：助動詞be+及物動詞的過去分詞 Thousands of people speak English. English is spoken by thous

16、ands of people.被動語態(tài)詳解見M4P2 Grammar3. He thought there was only one way to do this - by crossing different species of rice plant. by+v-ing形式 通過 (表示某種方式) 你可以通過盡可能多的練習(xí)來提高口語。 You can improve your spoken English by practising as often as possible. 他通過努力通過了考試。 He passed the exam _ _ _.by working hard4. As

17、 a result of Yuan Longpings discoveries Chinese rice production rose by 47.5 percent in the 1990s. 由于袁隆平的發(fā)現(xiàn)，中國的水稻產(chǎn)量在20世紀(jì)90年代增長了47.5%。 as a result of 由于 由于交通堵塞，他上學(xué)遲到了。 He was late as a result of the traffic jam.as a result of & as a result The plate moved toward the west. As a result, earthquake brok

18、e out. As a result of the movement of the plate, earthquake broke out. 5. earn a living謀生，維持生活： Tom could hardly earn a living. 湯姆難于維持生計。 He earned a living by teaching. 他以教書為生。 earn a living也可作earn ones living,類似短語還有g(shù)ain a living/get a living/ make a living/earn ones keep/earn ones bread。6. kind, s

19、ort, species, type “種類”區(qū)別kind指同種類的東西，用來指具有共同特征 而放在一起的一群人或物或說話人對某 事物在某方面有相像之處的一種看法；sort指大體相似的東西，有時用于貶義判斷；species指相同種類的生物；type表示某一類事物分出的不同類型，表示 “型、類型、 樣式”。What _ of bicycle do you want?This is the book of a different _.Hes the _ of person I really dislike.typekindsort1. We call the food that we eat re

20、gularly s_ food.2. A s_ plant is a plant which doesnt produce seeds.3. The Chinese government has taken active measure to encourage peasants to give a high y_.4. Most smokers are perfectly a_ of the dangers of smoking.5. We must e_ more food ourselves and import less.tapleterileieldwarexportQuiz 16.

21、 Our country has made a great (突破) _ in exploring the Antarctica.7. The whole office _ (換了) a new computer system last year.8. He is _ (受害者) of the bad circumstances.9. Hawkings work was in the area of _ (宇宙學(xué)).10. The escape of _ (輻射) from the nuclear power plant caused great damage to this area. br

22、eakthroughconvertedvictimcosmologyradiation1. - How do you deal with the disagreement between the company and the customers? - _ is to meet the demand made by the customers.2. The number of the employees has grown from 1,000 to 1,200. This meant _ 20 percent.The key to solving the problemit has rise

23、n byQuiz 2Quiz 3Translation1. There is a new problem involved in the popularity of private cars that road conditions need to be improved. 關(guān)于私家車普及所產(chǎn)生的新問題是，公 路狀況需要改善。2. 電子郵件在社會交往中所起的作用越來越大。 E-mails are playing a more and more important part in social communication.3. 一般說來，大城市的街道清潔工是按小時計酬。 Generally speaking, street cleaners in big cities usually get paid by the hour.4. 檢查你的作文確保它易于閱讀，結(jié)構(gòu)完整，文字簡練。 Check your composition to make sure that it is easy to read, well-organizedand brief.5. 他獲得作家的名氣靠得是