高中英语 Unit 2 Working the land教案 新人教版必修4.doc

2014-2015高中英语 unit 2 working the land教案 新人教版必修4 teaching goals 1.target language 词汇和短语sunburn, struggle, super, expand, circulate, equip, export, ridof, be satisfied with, lead alife, search for, would rather, thanks to, with the hope of, rather than重点句子this special strain of rice makes it possible to produce one-third more of the crop in the same fields. p10he cares little about spending the money on himself or leading a comfortable life. p10he also doesnt care about being famous. p10he feels it gives him less freedom to do his research. p10his other hobbies include playing mah-jong, swimming and reading. p10wishing for things, however, costs nothing. p102. ability goals enable students to learn more about agriculture, countryside and farming. by talking they can exchange their experience with each other. by reading they will realize the role that agriculture plays in human life. in fact this world faces a serious problem-starvation. so after reading the passage about dr yuan students will know the importance of his achievement to man. of course they will learn from dr yuan some noble character.learning ability goals help students learn how to describe dr yuan longping including his personality.teaching important points1. help to comprehend the text and grasp the main idea of the text.2.grasp the usage of some words and expressions.3.how to help students make up their minds to make contributions to motherland in the future like dr yuan.teaching difficult points 1.how to help students learn more about agriculture.2.help students really master the usage of words and expressions.teaching aids a tape recorder, a projector and a computer.d. teaching procedures & ways step 1 greeting and leading inlook at the two pictures on page 9 and answer the questions:1. what are the people doing?2.can you tell me something about rice?.step 2 warming updiscussion: (group work)have you ever grown any plants? if so, what did you do to grow them? if not, what kind of plant would you like to grow? how will you grow it?step 3 pre-readingthe purpose of this step is to let students know the importance of rice. by answering the two questions, students can easily understand why we call dr yuan longping a pioneer for all people, and why he devotes all his life to the rice research.1.what do you think would happen if tomorrow there was suddenly no rice to eat?2. if you had the chance to do one thing to help end famine in the world, what would you do?step 4 fast readingthe purpose of fast reading is to let students find some useful information, and get familiar with the text. so in this step, teacher designs some questions for students, so that they can easily find the answers and finish the reading task.1. what does dr yuan look like?2. whats his achievement?3. what do you think of him?step 5 careful reading and explanation1.give students 3 minutes to read and find the main idea of the text. while students are doing this, teacher show the chart on the screen. after they have finished their task, ask them to look at the screen and fill in it.show the chart on the screen. a pioneer for all peoplehe wants everyone to call him a farmer.his biography.his personality.his dreams.five minutes later, teachers can ask some of them to fulfil the chart. they can use words, phrases, or sentences to do this. here is a sample for teacher to refer to. a pioneer for all people1. he wants everyone to call him a farmer.(1) a scientist works the land.(2) sunburnt face and arms, slim, strong body.(3) grow hybrid rice.(4) the first agricultural pioneer.2. his biography.(1) in 1931, born.(2) in 1953, graduated and devoted his life to finding ways to grow rice.(3) last year, twenty billion tons of rice was produced. now, dr yuan is circulating his knowledge.3. his personality.he is satisfied with his life. because he doesnt like money and fame.4. his dreams.(1) the first dream.(2) the second dream.2.language points: 1)“for thats how he regards himself”.“how he regards himself”, means how he thinks of himself. it refers to a persons self-image .2) “has more, rather than fewer troubles.”?while “ has more, rather than fewer troubles” means that you expect fewer troubles but in face you get more than you thought you would.struggle v to make great effortse.g. they have struggled for years to free their country from the enemy.im struggling to finish the huge helping you gave me.4)sunburnt adj sun-tannede.g. his sunburnt skin looks healthy.5)super adj (infml) excellent; splendide.g. youll like her, shes super.you look super in your new clothes.it was super of you to help.expand v(cause sth to) become greater in size, number or importancee.g. metals expand when they are heated. why not try to expand your story into a novel?7)circulate v(cause sth to) pass from one person, place, etc to anothere.g. people who circulate false news are to be blamed. yet reports of this kind have been circulated by our newspapers. the news of the enemys defeat quickly circulated round the town.equip vsupply sb/sth (with what is needed, for a particular purpose)e.g. now all fishing boats are radio-equipped. they cant afford to equip their army properly. please equip yourself with sharp pencil and a rubber for the exam.9)export vsend(goods) to another country for salee.g. india exports tea and cotton to many different countries. this company has a large home market but doesnt export. ridof make sb/sth free from(sb/sth unpleasant)e.g. we all wish that we would rid the world of famine.the farmer recently tried to rid the house of rats.lead a life, live a lifee.g. now we are leading a happy life.in the old days farmers led a terrible life in the country. be satisfied with, be content withe.g. the young lady isnt satisfied with the peaceful life.are you satisfied with his answers? would rather, prefer toe.g. id rather walk than take a bus.id rather you knew that now, than afterwards.step 5 listening and post-readingat first, let students listen to the tape, and then finish the exercise in comprehending. in step iv and v, we have involved some questions in exercise 3, so teachers can choose some questions to do. for exx 1 and 2, teachers can leave some time for students to finish and then check the answers with the whole class. step 6 summary and homework today we talked about agriculture. and we also read about dr yuan longping. we have known much about the great scientist. of course we have learned some words and expressions about farming. please try to grasp these words and expressions after class. now please look at the poem on the screen: farmers weeding at noon, sweat down the field soon. who knows food on a tray, due to their toiling day. do you know it? read it and say whot does it mean? (its 悯农 written by li shen.) the title is a hard-working farmer. this is my gift to you. please read it together. ok, hope you can remember it when you are having your dinners. besides, id like you to think: even if dr yuans dreams come true, can this really solve the starvation? why? this is the homework. think it over. next time ill ask some of you to give your opinion in the class. another one is to finish the exercises in learning about language. exercise 1,2 and 3 are about useful words and expressions. finish them.period two words and grammarteaching goals 教学目标target language 目标语言词汇和短语sunburnt, hunger, expand, circulate, struggle, export , output, satisfied , strain , rid of , lead a .life, would rather , thanks to b .语法the-ing form as subject and object. ability goals能力目标enable students to master the usage of the words and expressions above and use the ing form as subject and object correctly and freely.3. learning ability goals 学能目标help students learn how to use these words and expressions freely to express their ideas and use theing form as subject and object as they like. they can also practise actively and attentively do that they reach their goals a. teaching important points 教学重点the usage of the important words and the-ing form used as subject and object .teaching important words points how to use the words and expressions and the-ing form freely .c. teaching method explaining , discussing and practicing .d. teaching aids a projector and a computer.e. teaching procedures & ways step 1 greeting and revisionfree talk:1. whats your breakfast ? 2. when you are eating at the dinning-room, do you often find some food thrown away ?step ii word study a. complete the exercise on the screen. teaches shows the following in the screen complete the sentences with the words from the box in proper forms. some words may not be used. sunburnt, strain, output , export , rid of , would rather , increase , satisfied , super ,leada life , thanks to , struggle with the development of science and technology china is _ many kinds of electric products to developing countries.yao ming plays basketball in nba and he is a _ basketball star. _ bad weather ,our football match has to be put off.now the old couple _ simple but happy _ in the countryside .judging from his _ _face and arms , he works in the open air . im very tired . i _ have a good sleep than go to the cinema .the _ of corn this year is double that of last year .we _ wheat to russia and import silk from japan .the basketball league _ by adding four new terns .the people _ to get out of the burning building .a few minutes later , the teacher may ask some students to read out their answers and give the chinese meaning of each sentence . the teacher corrects any mistake and gives some explanations. answers to the sentences: exporting 2.super 3.thank to 4. is leading a life 5.sunburnt 6.would rather 7.output 8.export 9. was strained 10.struggled b.finish the exx 1,2 and 3 on page 11. step iii grammar there are two tasks in this step. one is to do some explanations about the structure ; the other is to do some exercises in the discovering useful structures in page 12.task 1a. the following sentences are from the text. there are some useful structures in them . let students translate them and pay attention to these boldface words .1.,he cares little about spending the money on himself or leading a comfortable life . p 102.he also doesnt care about being famous. p 103.his other hobbies include playing mah-jong ,swimming and reading . p 104.wishing for things , however , costs noting . p 10 b.complete the sentences with the given words in proper forms. fancy mary _ (do ) a thing like that !_ ( take ) physical exercise every day is profitable to our health .that is a matter of importance , it wants _ ( handle ) carefully .her not _ (come back ) made us disappointed .i must apologize for _ ( not let )you know ahead of time .mr brown regretted _ (beat ) his son. check the answers and correct mistakes if there is any and do some explanations at the same time .task 2 a .do some exercises: please do ex 2 on page 12. you are asked to rewrite the following sentences using the -ing form as the subject .ask some students to do them one by one .b. do exercise 3. this time join the two halves to sentences.c. finish ex4 in page 13. use the following phrases with the ing form to describe a person you admire. teacher can give students four minutes to write a short passage by themselves and then ask one or two students to give their answers.step iv using structures finish exercise 1 on page 50. check their answers with the whole class .b. exercise now work in pairs or groups to finish this task.step v homeworkfinish all exercises on page 49. period three extensive reading teaching language 1.target language a 重点词语 mineral , reduce , organic , level , whatever , bacteria , refer to , year after year b 重点句型 it also refers to crops growing with natural rather than chemical fertilizers. p13putting this in their fields, they argue, makes the soil p13this is importing because developing a healthy soil reduces diseases p13however, using chemical fertilizers is a big problem. p13 firstly , leaving chemicals in the ground a long time is not good for p13instead, organic farmers insist on changing crop every two or three years. p14these put the minerals back into the soil, making it rich and healthy p14make sure that what is left in the ground after harvesting becomes a p142.ability goals 能力目标 enable ss to master the main idea of the text and know the ways of organizing articles.3.learning ability goals 学能目标 help students learn how to enlarge the words and know the ways of the same topic.a.teaching important and difficult points how to grasp the main idea of the passage.how to grasp the words and phrases and be able to use them of the same topic. b.teaching methods show questions, read fast, find the main idea carefully and finish all the tasks.c.teaching aids a recorder and a projector.d.teaching procedures & ways step i greeting step ii reading there are three tasks in this. teachers can ask students to read the articles one paragraph by one paragraph. ask them some questions about the passages. there are three paragraph in the article. in each passage, there are one or two questions. when students finish these questions, they will find that the structure of the text has turned up. task 1 : questions about the text.show the questions on the screen:what is the organic farming?what is the advantage of using natural fertilizer?what is the disvangtage of using chemical fertilizers?whats the main idea of paragraph 3?why do farmers grow their crops in such ways?1. what is the organic farming?2. what is the advantage of using natural fertilizer?3. what is the disadvantage of using chemical fertilizers?4. whats the main idea of paragraph3?5. why do farmers grow their crops in such ways? read the text one paragraph by one paragraph and answer the questions.task 2: structure of the text look at the screen. this is the structure of the text. read it and retell the text according this is the structure of the text. read it and text according to it. organic farming i crops growing with natural fertilizers ii farmers prefer natural waste from animals natural fertilizer chemical fertilizer 1 make richer and 1 leaving is not good more fertili2 reduce and help strong 2 grow year after year 3 the fertilizers kill from chemicals iii farmers change crops every twe or three years. to make sure what is left give students some time to retell the text by themselves.if time permits, teacher can ask some of them to read out his or her passage. task 3: exercises on page 14because some of the exercises have been involved in step ii, teachers can leave this part to students.for exercise 3, here is a simple:organic farming means crops growing with natural fertilizers instead of chemical ones. yhe natural fertilizer which is natural waste from animals does good to soil. it makes the soil richer in minerals while chemical fertilizers damage the soil, leaving chemicals fertilizers in the ground for a long time and killing both helpful and harmful bacteria and pests. organic farmers keep the soil rich and healthy by changing plants every two or three years, planting different crops in different layers and planting grass between crops to prevent wind or water from carrying away the soil.step iii listening and language points listen to the text carefully and pay attention to meanings of the bold words and try to grasp the main idea of each paragraph. check the meanings of the bold words.“refer to” means “mean”. “minerals” means “substances that bodies needs in slight amount”. “reduce” means “make smaller in number ”.“supply” means “something provided “bacteria” and “poests” mean “microscopic organisms that exist in large number in air, water and soil and insects or animals that destroy plants”. “level” means “layer”. “whatever” means “no matter what” .3. do some explanations about some important words and phrases. show the following sentences on the screen:reduce v make sth smaller in size, number, degree, price, etce.g.this company tries to increase profits by reducing costs.we have reduced expenses this year.supply v give sb sth that is needed or usefule.g.he kept me well supplied with cups of coffee while i wrote the report.the shop was unable to supply what she wanted.in britain milk is supplied to each house in bottles.whatever pron any or every(thing)e.g.we will be grateful for whatever amount you cab afford.whatever i have is yours.refer to v mention or speak of sb/ste.g.when i said some people are stupid, i wasnt referring to you.dont refer to this mater again.year after yeare.g. the villagers plant trees on the hill year after yearstep iv further readingtranslate the sentences and pay attention to the boldfaced parts of each sentence. it also refers to crops g