外研版B4M4学案

1、Book4 Module4 Great ScientistsThe Students Who Asked QuestionsLeaning Goals:1. To learn more about the great scientist Yuan Longping.2. To learn to guess the meanings of the words according to the context.3. To remember the important words and phrases and can use them properly: bring in, by doing, t

2、he key to experime ntLeaning tasks:I .Reading comprehentionTask1:Look at the title and guess what the passage will tell us.Task2:Read the passage quickly and match the paragraphs with their main ideas.Para1.He discovered a new type of rice.Para2.The yield of the new hybrid rice is much greater than

3、that of othertypes of rice grown in PaskistanPara3.Yuan Longping is a leading figure in the rice-growing world.Para4.As a boy,he was called “the students who asked questionsPara5.As a young teacher,he began experiments in crop breedings.Para6.His discoveries have brought in great profit.Task3:Read t

4、he passage carefully and answer the following sentences in whole sentences.1.Where is rice grown in the world?2.According to him, what was the key to feeding people?3.What is the only way to do it?4.What was the breakthrough in 1970?5.Who supported his research?6.What did his discoveries result in?7

5、.What's the feature of the new hybrid rice?Task4:Please finish Activity3 and Activity4 on p33 of the book.n .Language points.Taskl:Liste n to the tape and un derli ne the useful phrases. What are they?Task2:Please tran slate the followi ng sen ten ces,pay ing atte nti on to the parts in bold and

6、 fill in the bla nks.1. He thought that the key to feedingpeople was to have more rice and to produce it more quickly.The key to solvingthe promblem is to meet the customers' needs.总结:2. He thought that there is only one way to do this-by crossingdifferent species of rice pla ntThe boy is beco m

7、ing stron ger and stron geby running every morning. You can improve your spoke n En glishby practisingas ofte n as possible.总结:3. as a young teacher ,he beganxperimentsin crop breeding. First Yua n Longping experimented with differe nt types of rice.Jhon carried out/did a series of simple experiment

8、s) test his theory.Some people think that it is not right to experiment onthe animals.总结:experiment(n)experime nt (v)4. Reachers werebrought in from all over China to develop the new system.Local residents were angry at not being brought in to discuss the new housing proposal.We n eed tobring in a l

9、ot more new bus in ess.The girl brought in a wage of 600yua n a mon th.总结:bri ng indevelop 5. As a result of Yuan Longping ' discoveries Chinese rice production rose by 47.5percentin the1990 ' s.In nine years Chinaincreasedlife expectation by 13 year.The gorges narrows to 350 feet as the riv

10、er rushes through the two -mile-high mountains.IH. Exercises1. Listen to the tape and fill in th blanks.The Chinese scientist, Yuan Longping, is a _1_ figure in the rice-growing world. When he was educated in school he was given the _2_ , “ thestudent who asks questions ” . From an early age he was

11、so interested in plants that he _3_agriculture in college. As a young teacher he began experimenting in crop breeding. First YuanLongping _4_ with different types of rice. The results became known in China in 1966. Then he _5_ his search for a special type of rice plant. It had to be male. It had to

12、 be sterile. Finally, in 1970 a _6_sterile male rice plant was discovered. This was the's diCschoinvesrie srice production rosebreakthrough. As a _7 _of Yuan Longping by 47.5 percent in the 1990' sT. here were other _8_, too. 50 thousand square kilometers of rice fields were converted to growing _9_and other cash crops. Following this, Yuan Longping 'rsice was exported to other _10_, such as Pakistan and the Philippines.2. Translate the following sentences in to English using what y