高中英语新课标外研版必修教案 75.docx

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1、精品名师归纳总结Period 2Vocabulary and Reading The General Idea of This PeriodIn this period,well learn something about a famous Chinese scientist Yuan Longping,who is called “the father of hybrid rice”.The teacher may ask the students to get the main idea of each paragraph in the course of fast reading.The

2、n the teacher may show them on the screen,suchas staple,leading,nickname,species,etc.Byguessing from the whole context they will have a good sense of enlarging their vocabulary and this is veryimportant in learning a language.Then well do some careful reading and exercises to consolidate our underst

3、anding of the text.Meanwhile we can learn some reading strategies such as skimming and word guessing.Teaching Important PointsMakethe students learn the story ofYuan Longpingand his contribution to China as well as the world.Learn and master some important words and phrases in this period.Teaching D

4、ifficult PointsHowtohelpthe students improvetheirreading abilityand understand the passage better.How to master the important Language Points in this passage. Teaching MethodsFast reading to get the main idea of the text. Intensive reading to understand the passage better.可编辑资料 - - - 欢迎下载精品名师归纳总结Dis

5、cussion to help the students understand what theyve learned better.Explanation to help the students master some Language Points.Teaching Aids a tape recordera multimediaif possibleThree Dimensional Teaching Aims Knowledge and SkillsTrain the studentsreading ability.Learn some useful words an express

6、ions.Learn some information about the famous scientist. Process and StrategiesMake the students know more about Yuan Longping and let thestudents learn his spirits of diligence and perseverance.Feelings and ValueThrough the study of this period the students will surely have a better understanding of

7、 this famous scientist and learn from him and make contribution to our country.Teaching Procedures Step 1 Greetings and RevisionT:Greet the whole class as usual.Now,lets have a quiz.Show thefollowing on the screen.可编辑资料 - - - 欢迎下载精品名师归纳总结Write the scientist by the statement.Example:She studies the s

8、tructure of all livingthings.She is a biologist.1. She studied radioactivity.2. He works in a research laboratory which develops new types of plastics. 3. He studies the behaviour of wild pandas. 4. They discovered the life molecule分子DNA. 5. They are making a complete list of all the plants in the n

9、ature reserve自然爱护区 .Suggested answers:1.Shes a physicist. 2.Hes a chemist.3. Hes a zoologist.4. They are geneticists. 5.They are botanists.Step 2 Fast readingT:OK,somuch forrevision.Show the students the title The Student WhoAskedQuestions onthe screen orwriteitonthe可编辑资料 - - - 欢迎下载精品名师归纳总结blackboar

10、d.This is the title of the reading passage well learn today.Guess what the passage might be about.After a while of thinking,ask few students to answer it.Sa:It may be about a hard-working student. Sb:I think it may be about a famous person.T:Yes,maybe.Now read the passage as quickly as you can and t

11、ocheck your guess.Meanwhile,try to get the main idea of each paragraph.several minutes laterT:Let s see if your prediction is right.What is the text about.Ss:A famous scientistYuan Longping.T:Yes,you are quite right.Can you give us the main idea of each paragraph？Encourage some student to tell about

12、 his or her idea.Main idea of each paragraph:Paragraph 1:Yuan Longping is a leading figure on the rice-growing world.Paragraph 2:Asa boy,he was called “the student whoasked questions”.Paragraph 3:As a young teacher,he began experiments incrop breeding.Paragraph 4:He discovered a new type of rice. Pa

13、ragraph 5:His discoveries have brought in great profit.可编辑资料 - - - 欢迎下载精品名师归纳总结Paragraph 6:The yield of the new hybrid rice is much greater than that of other types of rice grown in Pakistan.Step 3 Careful readingT:Read the passage again and underline the new words.Afterthat,well do some other exerc

14、ises.After a whileLook at the words onPage 33 in Activity 3.Match the words in the box with the definitions.agriculturebreakthroughbreedcropfeedproducerpublish speciessupport1.plants people grow for food2.a very important discovery3.to produce new plants or animals 4.to give help5. to give food to6.

15、 to make information known,for example,in a report or a book 7.someone who makes things or grows food8.a type of plant or animal 9.the science of farmingFirst,read through the words in the box and have the students repeat them chorally and individually.Pay attention to those words where the stressis

16、notonthefirstsyllable,suchasagriculture producer,support.Then ask them to complete the activity individually and check with their partners.At last,call back the answers from the whole class,having one student read the definition and another give the correct word.Suggested answers:1.crop 2.breakthrou

17、gh3.breed4.support5.feed6.publish 7.producer 8.species 9.agriculture可编辑资料 - - - 欢迎下载精品名师归纳总结T:So much for Activity3,now lets come to Activity4.Well doanother word exercise.Choose the correct meaning of the words in italics.1.A staple food is one you eat.ararely bregularly 2.Ifyoucross twoplantsyou.a

18、walk past thembproduce a new plant3.Ayieldrefersto.aquantityegoffood bqualityeg of food4.A sterile plant is a plant which doesnt .agrow quicklybproduce seeds5.A hybridisa plant whichcomes from.aone plant btwo different plantsAsk the students to complete the activity individually,then collect the ans

19、wers from the whole class as complete sentences.Suggested answers:1.b2.b3.a4.b5.bT:Everyone of you did a good job.I think you have had a better understandingofthepassage,now welldosomeTrueTorFalseFquestions.1. China produces more rice than any other country. 2.Yuan Longping asked a lot of questions

20、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 in 50 thousand square kilometers.6. The new rice is now grown in other countries,such as Pakistan.T:After you finish your questions individually,check them with

21、their partners.If you have different answers,try to find adequate evidence from the text.Check the answers one by one.If the statement is false,try to ask thestudents to correct it.可编辑资料 - - - 欢迎下载精品名师归纳总结Suggested answers:1.T2.T3.T4.T5.F6.TThe correct statement for No.5:50 thousand square kilometer

22、s of rice fields were converted to growing vegetables and other cash crops.Ask the students to think of a different title for the passage.If you like,write down their titles on the blackboard and ask the students to vote on which one they think is the best.Step 4 ConsolidationT:Now we have got a bet

23、ter understanding of the text.Lets see whether you have master the content of the passage.Tryto fill in the blanks to finish the whole passage.Show the following on the screen.Yuan Longping is a1figure in the rice-growing world.He was born and2in China.As a boy he was educated in many schools and in

24、terested in plants,so he was given the3“the student who asks questions”.As a young teacher,hebegan experiments in crop4.He thought there was only one way to have more rice quickly.That was to cross different5of rice plant.Then he began to search for a special type of rice plant.Finally,a naturally6m

25、ale rice plant was discovered in 1970.This was a7.As a result of his discovery,Chinas rice production rose847.5%in the 1990s.And 50 thousand square kilometres of rice fields were9to growing vegetables and other cash crops.Following this,the new hybrid rice was10to other countries.Suggested answers:1

26、. leading 2.brought up 3.nickname 4.breeding 5.species 6.sterile7.breakthrough 8.by 9.converted 10.exportedStep 5 Summary and homeworkT:In this period we have learned the story of the famous scientist Yuan Longping.He was hard-working and was called a student who asked可编辑资料 - - - 欢迎下载精品名师归纳总结questio

27、ns.After years of hard work,he invented the hybrid rice,making a great contributiontoChinaand theworld.Wealso learned some vocabulary and please try to keep them in mind after class.While learning the text,learn from them and try our best to do what we can to serve our country.Your homework today is

28、 to read the text again after class and try to memorize the new words,expressions and some important structures in this period.Meanwhile,find some more knowledge about Yuan Longping on the Internet.The Design of the Writing on the BlackboardModule 4Great Scientists The second period stapleyieldsteri

29、le hybridbreedspeciesRecord after TeachingActivities and Research1. Find out more information about Yuan Longping on the Internet or in a library.可编辑资料 - - - 欢迎下载精品名师归纳总结2. Tell the story of Yuan Longping to each other. Reference for TeachingLanguage Points1. figure n. 图表;肖像;数字;身材 vt. 运算出In the rice

30、-growing world,the Chinese scientist,Yuan Longping,is a leading figure.figure out 运算出;想出;弄明白figure on 方案;盼望figure up 总计;把总数加起来make a little figure 出丑;露出可怜相keep ones figure 保持体态苗条 public figure 名人;知名人士That figure. 不出所料 .I can t figure out why he quit his job.我捉摸不透他为什么要辞掉工作。Please add up the figures请.

31、 把这些数字加起来。He is a key figure.他是个关键人物。She has a good figure她. 身材好。2. bring up 培育;提出Yuan Longping was born and brought up in China.袁隆平在中国诞生并长大。He was brought up by his grandparents in the country.可编辑资料 - - - 欢迎下载精品名师归纳总结他由爷爷奶奶在农村抚养长大。At the meeting they willbring up many problems and discussed them on

32、e by one.在会议上他们提出了许多问题,并且一个一个的进行了争论。bring about 带来;造成bring down 使倒下;使崩溃bring forth 引起;产生bring forward 呈上;提出bring in 赚入;引进bring on 使显现;提高bring out 揭示;出版 例如:What brought about the change in his attitude.是什么使他转变了态度？Theyll bring the date of their marriage forward from the 30th to the 28th.他们将把结婚的日期从 30

33、号提前到 28 号。How much did the sideline bring the farmer family in last year.去年副业使这家农户增加了多少收入 . A crisis brings out the best in her.危机促使她表现得更杰出。 Study should bring on your maths. 学习会提高你的数学水平。可编辑资料 - - - 欢迎下载精品名师归纳总结3. by prep. 以 ,借助于 ,用I improved my English by speaking more.我通过多说提高了英语。 She earned money

34、by writing. 她靠写作挣钱。We went by air.我们乘飞机走。by and by 不久;by accidentchance偶然。 by no means 绝不,一点也不;by oneself 单独;独自的4. result n. 结果,成效 v.发生;导致The result of the game was five-nothing.竞赛结果是五比零。If the police leave,disorder will result.警察一走 ,就会大乱。His success results from working hard.他的胜利来自勤奋。Their profliga

35、te lifestyle resulted in bankruptcy.他们挥霍的生活方式导致破产。As a result,there is often trouble in American families.因此,美国家庭中经常会显现麻烦事。as a result因此;结果可编辑资料 - - - 欢迎下载精品名师归纳总结without result 毫无结果result from 由产生 ;因而产生result in 导致 例如:The accident resulted in his death.这一车祸造成他的死亡。His father was seriously ill;as a r

36、esult,he did not go with us.他父亲病得很厉害 ,结果他没跟我们一块去。The traffic accident resulted from the snow. 交通事故是由于下雪。5. convert vt. 使转变,转换 ;兑换;使转变信仰 常与 to,into连用）We converted to Islam several years ago.我们在几年前皈依伊斯兰教。That building has been converted into a school.那座楼房改成学校了。I want to convert some Hong Kong dollars

37、into US dollars.我想把一些港元换成美元。She managed to convert him to her opinion. 她最终设法说服了他接受她的看法。6.replace vt. 取代;替换;把放回原处=put.back;take the place of/take ones placeNothing can replace a mothers love and care.可编辑资料 - - - 欢迎下载精品名师归纳总结没有什么东西能取代母亲的爱和关怀。You need replace the book after you finish reading it.读完之后 ,你要把书放回原处。The new city,Brasilia,replaced Rio de Janeiro as the capital of Brazil in 1960.巴西利亚这座新城市于 1960 年取代了里约热内卢成了巴西的首都。申明：全部资料为本人收集整理，仅限个人学习使用，勿做商业用途。可编辑资料 - - - 欢迎下载