2019年英语：Module4VocabularyandReading(Module4GreatScientists)教案(外研版必修4)

1、Vocabulary and ReadingThe General Idea of This PeriodIn this period,we ll 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.Then the teacher m

2、ay show them on the screen,such as staple,leading,nickname,species,etc.By guessing from the whole context they will have a good sense of enlarging their vocabulary and this is very important in learning a language.Then we ll do some careful reading and exercises to consolidate our understanding of t

3、he text.Meanwhile we can learn some reading strategies such as skimming and word guessing.Teaching Important PointsMake the students learn the story of Yuan Longping and his contribution to China as well as the world.Learn and master some important words and phrases in this period.Teaching Difficult

4、 PointsHow to help the students improve their reading ability and 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.Discussion to help the students

5、 understand what they ve learned better.Explanation to help the students master some Language Points.Teaching Aidsa tape recordera multimedia(if possible)Three Dimensional Teaching AimsKnowledge and SkillsTrain the students ;reading ability.Learn some useful words an expressions.Learn some informati

6、on about the famous scientist.Process and StrategiesMake the students know more about Y uan Longping and let the students learn his spirits of diligence and perseverance.Feelings and ValueThrough the study of this period the students will surely have a better understanding of this famous scientist a

7、nd learn from him and make contribution to our country.Teaching ProceduresStep 1 Greetings and RevisionT:(Greet the whole class as usual.)Now,lets have a quiz.(Show the following on the screen.)Write the scientist by the statement.Example:She studies the structure of all living things.She is a biolo

8、gist.I.She studied radioactivity. .He works in a research laboratory which develops new types -of plastics.He studies the behaviour of wild pandas. .They discovered the life molecule(分子)DNA. .They are making a complete list of all the plants in the nature reserve( 自然保护区 ).Suggested answers:.Shes a p

9、hysicist.Hes a chemist.Hes a zoologist.They are geneticists.They are botanists.Step 2 Fast readingT:OK,so much for revision.(Show the students the title The Student Who Asked Questions on the screen or write it on the bl ackboard.)This is the title of the reading passage well learn today.Guess what

10、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 to check your guess.Meanwhile,try to get the main idea of each paragrap

11、h.(several minutes later)T:Lets see if your prediction is right.What is the text a bout?Ss:A famous scien tist Yuan Longping.T:Yes,you are quite right.Can you give us the main idea of each paragraph ?(Encourage some student to tell about his or her idea.)Main idea of each paragraph:Paragraph 1:Yuan

12、Longping is a leading figure on the rice-growing world.Paragraph 2:As a boy,he was called the student who asked questions.Paragraph 3:As a young teacher,he began experiments in crop breeding.Paragraph 4:He discovered a new type of rice.Paragraph 5:His discoveries have brought in great profit.Paragra

13、ph 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.After that,well do some other exercises.(After a while)Look at the words on Page 33 in Activity 3.Match the words in the

14、 box with the definitions.agriculture breakthrough breed crop feed producer publish species support.plants people grow for food.a very important discovery.to produce new plants or animals.to give help.to give food to.to make information known,for example,in a report or a book.someone who makes thing

15、s or grows food.a type of plant or animal.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 stress is not on the first syllable,such as agriculture producer,support.Then ask them to complet

16、e 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:.crop 2.breakthrough 3.breed 4.support 5.feed 6.publish 7.producer 8.species 9.agricultureT:So much

17、for Activity 3,now lets come to Activity4.Well do another wordexercise.Choose the correct meaning of the words in italics.1.A staple food is one you eat.(a)rarely (b)regularly.If you cross two pl -ants you.(a)walk past them (b)produce a new plant.A yield refers to.(a)quantity(eg of food) (b)quality(

18、eg of food).A sterile plant is a plant which doesn t.(a)grow quickly (b)produce seeds5.A hybrid is a plant which comes from.(a)one plant (b)two different plantsAsk the students to complete the activity individually,then collect the answers from the whole class as complete sentences.Suggested answers

19、:.b 2.b 3.a 4.b 5.bEveryone of you did a good job.I think you have had a better understanding of the passage,now we ll do some True(T)or False(F)questions.China produces more rice than any other country.Yuan Longping asked a lot of questions at school.He developed a new kind of fast-growing rice.The

20、 government helped him in his research.The new rice replaced vegetables in 50 thousand square kilometers.The new rice is now grown in other countries,such as Pakistan.T:After you finish your questions individually,check them with their partners.If you have different answers,try to find adequate evid

21、ence from the text.(Check the answers one by one.If the statement is false,try to ask the students to correct it.)Suggested answers:.T 2.T 3.T 4.T 5.F 6.TThe correct statement for No.5:50 thousand square kilometers of rice fields were converted to growing vegetables and other cash crops.(Ask the stu

22、dents 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 better understanding of the text.Let s see whether you have master the content of the pa

23、ssage.Try to fill in the blanks to finish the whole passage.(Show the following on the screen.)Yuan Longping is a 1 figure in the rice-growing world.He was born and 2 in China.Asa boy he was educated in many schools and interested in plants,so he was given the 3 the student who asks questions ”.As a

24、 young teacher,he began experiments in crop 4 .He thought there was only one way to have more rice quickly.That was to cross different 5 of rice plant.Then he began to search for a special type of rice plant.Finall y,a naturally 6 male rice plant was discovered in 1970.This was a 7 .As a result of h

25、is discovery,Chinas rice production rose 847.5%in the 1990s.And 50 thousand square kilometres of rice fieldswere 9 to growing vegetables and other cash crops.Following this,the new hybrid rice was 10 to other countries.Suggested answers:eading 2.brought up 3.nickname 4.breeding 5.species 6.sterile7.

26、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 questions.After years of hard work,he invented the hybrid rice,making a great contribution to Ch

27、ina and the world.We also 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 to read the text again after class and try to memorize the new words,expressions an

28、d 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 4 Great ScientistsThe second period stapleyieldsterile hybridbreedspeciesRecord after TeachingActivities and Research.Find out more info

29、rmation about 丫 uan Longping on the Internet or in a library.Tell the story of Yuan Longping to each other.Reference for TeachingLanguage Points.figure n.图表；肖像;数字;身材vt.计算出In the rice-growing world,the Chinese scientist,Yuan Longping,is a leading figure.figure out计算出；想出；弄明白figure on计划；指望figure up总计;把

30、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 cant 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。.bring up培养；提出Yuan Longping was born and brought up in China.袁隆

31、平在中国出生并长大。He was brought up by his grandparents in the country.他由爷爷奶奶在农村抚养长大。At the meeting they will bring up many problems and discussed them one by one.在会议上他们提出了很多问题，并且一个一个地进行了讨论。bring about带来;造成bring down 使倒下；使崩溃bring forth弓I起;产生bring forward 呈上；提出bring in赚入；引进bring on使出现；提高bring out揭示;出版 例如：Wha

32、t brought about the change in his attitude?是什么使他改变了态度？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出色。Study should bring on your maths.学习会提高你的数学水平。.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 by writing.她靠写作挣钱。We went by air.我们乘飞机走。by and by 不久；by accident(chance)偶然； by no means 绝不，一点也不;by oneself单独；独自的.result n.结果，效果v.发生;导致The result of the game