八年級英語上冊 Unit 4 Topic 1 Plants and animals are important to us教案 仁愛版

此資料由網(wǎng)絡(luò)收集而來，如有侵權(quán)請告知上傳者立即刪除。資料共分享，我們負(fù)責(zé)傳遞知識。Unit 4 Our World Topic 1 Plants and animals are important to us. Section AThe main activities are 1a and 2. 本課重點活動是1a和2。.Teaching aims and demands 教學(xué)目標(biāo)1. Learn some words of animals and other new words and expressions:think about, sky, clear, nature, grandma, thin, cow, sheep, goose, rabbit2.Learn some ways of expressing comparative situations:(1)The air is fresher(2)Chickens are much/a little smaller than cows.(3)Mice are the smallest of them.(4)Michael thinks dogs are much more clever than cats.3. Learn the comparative and superlative degrees of adjectives.strong stronger strongest. Teaching aids 教具錄音機/圖片/多媒體/兩個蘋果/小黑板. Five-finger Teaching Plan 五指教學(xué)方案Step 1 Review 第一步 復(fù)習(xí)(時間:10分鐘)1. (教師用實物呈現(xiàn)兩個蘋果,一個大,新鮮,另一個小,水分不足,引出比較級。)T:Do you like apples?Ss:Yes.T:Which apple do you prefer, this one or that one?Ss:I prefer this one.T:Why? It s bigger and fresher than that one.(教師可以引導(dǎo)學(xué)生來回答此問題，從而引出比較級。)(板書)bigger (the comparative degree of big) fresher (the comparative degree of fresh)(向?qū)W生講述以上形容詞的比較級，并給學(xué)生適當(dāng)講解比較級的變化方式。)(拿出兩張卡片，其中一幅有藍(lán)天，白云，綠水和許多綠樹，畫面清晰;而另一幅也有同樣的事物，但天是灰蒙蒙的，樹快要死去，被污染的水面上漂浮著死魚。)T: Look at these two pictures. Which one do you like, S1?S1:The beautiful one.T: Why?S1: T: I also like this one because in this picture the air is fresher, the sky is bluer and there are also greener trees and clearer rivers.(板書)sky bluer greener clearer2. (教師和學(xué)生通過討論農(nóng)村和城市生活來練習(xí)比較級，運用上面板書的詞匯。)T:Look at the two pictures, we can see that maybe this one is in the countryside but that one is in the city. Do you like the countryside or the city?S2:I like the countryside.T: Why?S2:Because in the countryside the air is fresher, the sky is bluer and there are also greener trees. T: Is there anything else?S: There are many clearer rivers.T: Well done. We can enjoy nature there.(板書)nature (兩分鐘后，挑幾組學(xué)生在全班學(xué)生面前表演此對話。)Step 2 Presentation 第二步 呈現(xiàn)(時間:5分鐘)1. (聽1a錄音，并理解1a回答問題。)T:Most students like the countryside better, do you know which place Wang Wei likes better?Ss:No.T:Ok, Lets listen to the tape and answer the following questions.(出示小黑板。)What is Wang Wei thinking about?Does he like the countryside? Why or Why not?(核對答案。)2. (閱讀1a,完成1b。)T: Now, please read 1a, and then finish 1b.Step 3 Consolidation 第三步 鞏固(時間:10分鐘)1. (讓學(xué)生跟讀1a，并畫出重點詞句。) (板書)think about, life, like, countryside, fresh, blue, green, clear, quiet, enjoy, summer, funDo you like the countryside? The air is fresherMy grandma lives in the countryside. That must be fun.2. Let the students read 1a again and check the pronunciation and intonation.3. Role-play the dialog. (學(xué)生根據(jù)黑板上的關(guān)鍵詞，不看課本，表演對話。) (兩分鐘后，找?guī)捉M學(xué)生到前面表演。) T: Now please make a dialog in pairs according to the words on the blackboard. After two minutes I will ask some groups to act it out in front of the classroom.Step 4 Practice 第四步 練習(xí)(時間:10分鐘)1. (做游戲?qū)W習(xí)形容詞的比較級和最高級的變化規(guī)則。) (首先讓學(xué)生看語法附錄中有關(guān)比較級和最高級的內(nèi)容。)T: Now, Lets review the adjectives we have learned before. You can look at the content about the comparative and superlative degrees of adjectives in the grammer appendix. Then we will play a game.游戲規(guī)則：(1)這是組與組之間的競賽(2)每一組的一個學(xué)生在回答問題后，提出一個新的形容詞。(3)另外一組的學(xué)生回答，回答對得2分，提出正確的詞得1分，說錯不得分。(4)形容詞不能重復(fù)，每組循環(huán)幾次。(5)得分最高的組獲勝。Fox example:G1: Clear.G2: Clearer, clearest, fresh?G3: Fresher, freshest, green?G4: Greener, greenest, small?T: Stop! Group 3 gets the most scores! Group 3 is the winner.2. (仿照例子填詞，運用比較級和最高級。)T: We know something about the comparative and superlative degrees of adjectives. Now look at the picture 1 and fill in the blanks on the small blackboard according to the example. Picture 1(出示小黑板。)The first apple is big.The second apple is bigger than the first one.The third apple is the biggest of the three.The third apple is small.The second apple is the third one.The first apple is of the three.(核對答案。) T: Look at picture 2, write six sentences about the picture with“tall”and“short”. Picture 2 (教師可以根據(jù)圖中的內(nèi)容，出幾道關(guān)于形容詞的比較級和最高級的題。) (核對答案。)3. (完成2.Work alone。) (1)(教師出示幾種動物的圖片，學(xué)習(xí)單詞。) (板書) cow sheep goose rabbit (2)(讓學(xué)生看78頁的圖，運用比較級和最高級討論動物的體態(tài),完成表格。)T:Now, please look at the forms and examples on Page 78, and then fill in the form in 2.(核對答案。)T:Now please look at the picture on Page78, and discuss the animals on Wang Weis grandmas farm.(讓學(xué)生兩人一組用課本78頁表格里的形容詞描述各種動物，教師先做示范。)T:Which kind of animal do you like better, cats or dogs?Ss: Cats.T:Which animal is the loveliest?Ss: I think the rabbit is the loveliest of them.T: Is the dog the bravest animal on the farm?Ss: Yes, I think so.(3分鐘后，讓12組學(xué)生表演對話。)4. (聽錄音完成3。)T:Just now we know much information about the farm. Now listen to the conversation about the animals on the farm, then finish 3.(核對答案)5. (聽4錄音，學(xué)習(xí)good的比較級和最高級。)Listen to 4 several times until the students can chant it.Step 5 Project 第五步 綜合探究活動(時間:10分鐘)1. (學(xué)生分10人一組，做一個調(diào)查，找出各組中有多少人喜歡牛，馬，雞，羊，兔，鼠，豬，并說明喜歡的原因。引導(dǎo)學(xué)生運用學(xué)過的句型，練習(xí)比較級和最高級。教師做示范。) T: Which animal do you like better? S1:Cows. T: Why? S1:Because cows are the biggest and they offer milk for usNameCowsHorsesChickensSheepMiceCats(五分鐘后，讓小組代表報告在本組里有多少人比較喜歡某種動物，一個人在黑板前做記錄。)For example: S2: In our group, 3 students like dogs better, 2 students like horses better (教師總結(jié)。)2. Written work(教師利用多媒體打出一幅色彩明麗，風(fēng)景較好，有動、植物的圖片，讓學(xué)生用所學(xué)新詞的比較級和最高級寫一篇短文。) T: Look at this picture, please write a short passage by using the new adjectives and their comparative and superlative forms we studied today.板書設(shè)計:Plants and animals are important to us.Section Athink aboutGrammar: Comparative and Superlative degrees of adjectivesThe air is fresher.goodbetterbestThere are also greener trees.Chickens are much smaller than cows.Mice are the smallest of them.Section BThe main activities are 1a and 2. 本課重點活動是1a和2。. Teaching aims and demands 教學(xué)目標(biāo)1. Learn some useful words and expressions:above, joy, rose, snake, fox, feed, feed on2. Learn sentence patterns to express comparative and superlative degrees of adjectives:(1) I think animals are more interesting. (2) I like plants better. I think roses are the most beautiful of all the flowers.(3) I like cats best, because they are more lovely than other animals.(4) Which kind of animal / plant do you like better, or?(5) Which kind of animal / plant do you like best, , or?(6) Because they are the most interesting.3. Talk about nature. Describe animals and plants:(1) Which do you like, plants or animals?(2) I like animals. I keep a pet dog. (3) I like birds. They are beautiful like flowers, and they can sing to us, too.(4) Plants and animals are important to us. Teaching aids 教具錄音機/一束玫瑰花或有玫瑰花的圖片. Five-finger Teaching Plan 五指教學(xué)方案Step 1 Review 第一步 復(fù)習(xí)(時間:10分鐘)1. (做游戲讓學(xué)生分組比賽說學(xué)過的動物并用英語描述，調(diào)動他們學(xué)習(xí)的積極性，同時復(fù)習(xí)上節(jié)課所學(xué)的內(nèi)容。)T: Now, lets play a game. If one student can say an animal word and describe it, he/she will get one score. OK, begin. (教師在黑板上記分。)T:Stop! Group 3 has the highest score. So Group 3 is the winner.2. (通過師生問答，導(dǎo)入新課。)T:From your speaking, you seem to like animals, right?Ss:Yes.T: But some students may like plants. Let me make a survey. Do you like plants or animals，S1?S1: I like animals. I think animals are more interesting.T: Why do you think so?S1:Because animals are our friends. They can make us happy. T: Yes, they can give us joy.(教師補充并板書。)joy happinessT: What about you, S2?S2:I like plants better.T: Really? Do you like this kind of flower? (教師拿出一束玫瑰花或有玫瑰花的圖片。)S2: Yes.T: What are they, do you know?S2: They are roses. (如果學(xué)生不能說出新單詞，教師要給予提示。) (板書)rose T: (對S3) Do you like plants or animals?S3: I like animals. I like birds. Because they can sing to us.T: What about you, S4?S4: I like cats best, because they are more lovely than other animals.(這時，把學(xué)生分組，讓他們用同樣的方法了解本組學(xué)生的愛好，同時用上比較級和最高級句型。)(2分鐘后，讓每組派代表，報告本組喜歡的事物。)T: Now please make a survey about your favorites. You will do it in groups. After two minutes each group will give us a report about your favorites.For example:S5:In our group, S6 likes animals, he thinks animals are more interesting. S7 likes plants better, he thinks roses are the most beautiful of all the flowers. S8 likes birds, because they can sing to us Step 2 Presentation 第二步 呈現(xiàn)(時間:5分鐘)(聽1a錄音，理解對話并回答問題。)T: From the report, I know some students like animals, some students like plants. Now listen to the dialog, and then answer the following questions. What do Michael and Maria like? And why?(核對答案。)S1:Michael likes animals. He keeps a pet dog. He thinks animals are more interesting.S2: Maria likes birds. Because they are beautiful like flowers, and they can sing to us, too.T:Very good. Now Lets listen again and finish 1b.(核對答案。)Step 3 Consolidation 第三步 鞏固(時間:10分鐘)1. (學(xué)生先自讀1a，然后聽錄音核對語音，語調(diào)。) T: Please read 1a by yourselves, then read it after the tape, pay attention to the pronunciation and intonation.2. (學(xué)生再次跟讀1a，畫出關(guān)鍵詞。) T: Now please read 1a after the tape again and underline the key words.(板書)like, keep, dog, interesting, why, friends, joy, roses, beautiful, play, birds, sing, cats, lovely, important, share3. (分角色朗讀，加深對對話的理解。) T: Now lets role-play the dialog. Boys are Wang Wei and Michael. Girls are Jane and Maria. (然后變換角色朗讀。)4. (分角色表演，訓(xùn)練學(xué)生的交際能力，完成1a。) (學(xué)生四人一組，根據(jù)重點詞匯編對話并在小組里表演，然后挑幾組學(xué)生到前面表演。)Step 4 Practice 第四步 練習(xí)(時間:10分鐘)1. (對話練習(xí)，學(xué)會描述動物和植物。) (讓學(xué)生看1c，首先要明白要操練的句型。)T:In 1a. We know how to use comparative and superlative degrees of adjectives. Now lets practise them. Please look at the sentence patterns in 1c. T: OK, I want to ask two students to help me make up a new dialog with the expressions in 1c. T: Hi, S1! Which kind of animal do you like better, dogs or birds? S1:Birds. T: Why do you think so? S1:Because they are more beautiful than other animals and they can sing to us. T: Hi, S2! Which kind of animals do you like best, dogs, birds or cats? S2:I like dogs best.T: Why do you think so ?S2:Because they are the most interesting of all the animals, and they are our friends. They can give us joy.T: Very good.(教師示范后，讓學(xué)生兩人一組進行練習(xí)。學(xué)生操練時，可以站起來大聲操練使課堂氣氛輕松，活躍，和諧。)T: OK. Now please practise the dialog in pairs and you can stand up to practise it.(學(xué)生操練)T: Now stop. Which pair can act out your dialog for us? OK, you please.(待他們已靈活運用這些句式并能用所學(xué)的新詞表演時，要求他們離開座位與其他同學(xué)用任意的動物或植物的名詞代替1a中的動植物名詞進行會話，從而又復(fù)習(xí)了上節(jié)課中學(xué)過的動物和植物的名詞。完成1c。)(兩分鐘后，教師鼓勵學(xué)生到前面表演。)2. (看2中的圖片，學(xué)生學(xué)習(xí)新詞。)T: Look at the pictures in 2, Can you name these animals?Ss: Snake, (教師根據(jù)將要板書的單詞，提示學(xué)生看對應(yīng)的圖片。盡可能地引導(dǎo)學(xué)生說出新單詞。)(板書)snake foxT:Look at the pictures, which is the smallest, insect, frog or snake?Ss: Insect.T: Which is the longest, insect, frog or snake?Ss: Snake.T: Insects feed on plants. Birds feed on insects. Foxes feed on birds.(板書)feed on T: Now lets look at the pictures and talk about them. Which is bigger, birds or insects? Ss:Birds. T: Which is the strongest, insects, frogs or snakes? Ss:Snakes. T: What do insects feed on? Ss:Plants. T: What do frogs and birds feed on? Ss:Insects. T: What do snakes and foxes feed on? Ss:Frogs and birds. T: Insects feed on plants. Birds and frogs feed on insects. Snakes and foxes feed on frogs or birds. Thats nature. Thats our world.3. (學(xué)生分組談?wù)?中的圖畫，練習(xí)運用比較級和最高級。兩分鐘后匯報討論結(jié)果。) T: Look at the pictures, you must say at least three sentences with the comparative and superlative degrees of adjectives. After two minutes please give me your report. For example:G1:Snakes are bigger than frogs. Frogs are bigger than insects. Snakes are the biggest of all.G2:Frogs are stronger than insects. Snakes are stronger than frogs. Snakes are the strongest of all.G3:Foxes are more beautiful than frogs. Birds are more beautiful than foxes. Birds are the most beautiful of all.4. (看圖畫獨立完成2中的練習(xí)。)T: Now please look at the pictures in 2 and finish the blanks by yourselves.(核對答案。)Step 5 Project 第五步 綜合探究活動(時間:10分鐘)1. (將學(xué)生分成若干小組，每組5人，討論下列有關(guān)動植物的問題。)T:We know many animals and plants. Now please discuss the following questions: (1) Do you know the importance of plants and animals to us? (2) What will our world be like if there are no plants or animals? (3) What should we do to protect plants and animals?(學(xué)生討論后，每組派一個代表陳述他們的觀點。)T: After the discussion each group need to choose one student to state your view.2. Homework：(根據(jù)討論結(jié)果寫一篇關(guān)于動植物的重要性及如何保護它們的短文。)板書設(shè)計:Plants and animals are important to us.Section Bgive sb. joyWhich kind of animal do you like better, or ?feed onWhich kind of plant do you like best, , or ?Because it is more lovely.Because it is the most interestingSection CThe main activities are 1a and 2a. 本課重點活動是1a和2a。. Teaching aims and demands 教學(xué)目標(biāo)1.(1) Learn some words about rainforests:cover, surface, meter, dark, forest, control, wood, rubber, protect (2) Learn some other words and expressions: fact, in fact, make up, large, lake, sea, ocean, drop, in danger(3) Learn some useful expressions:thousands and thousands of be very important tobe necessary for cant live withoutsave every drop of water2.Review comparative and superlative degrees of adjectives:(1)The plants in the forests help to make the air fresher.(2)But now rainforests are becoming smaller and smaller.(3)Water makes up the largest part of the human body.3.Describe nature resource and realize the importance of environment protection:(1)They also help to control the weather.(2)The rainforests give us wood, rubber, fruit, medicine and so on.(3)It is important to all living things. Teaching aids 教具錄音機/多媒體/小黑板. Five-finger Teaching Plan 五指教學(xué)方案Step 1 Review 第一步 復(fù)習(xí)(時間:12分鐘)1. (學(xué)生表演對話，復(fù)習(xí)描述動物和植物的語言。)T: Hello, S1! Do you like plants or animals?S1:I like animals better.T: Why do you think so?S1: Because animals are our friends. They give us joy.(讓兩個學(xué)生一組根據(jù)示范來練習(xí)對話。)(然后，挑幾組學(xué)生表演。)T: Very good. Now lets practise another dialog.(對S2)T: Which kind of animals do you like best, birds, cats or dogs?S2:I like birds best.T: Why do you think so?S2:Because they are the most beautiful of the animals and they can sing to us.(教師示范后，讓學(xué)生進行對話練習(xí)，然后，讓幾組學(xué)生表演。)2. (看熱帶雨林的圖片，學(xué)習(xí)生詞。畫線的單詞為生詞。) (教師通過多媒體出示熱帶雨林的圖片，教師和學(xué)生一起觀看圖片，同時教師講解圖片上的信息。)T:Its a picture of forests, rainforests. They cover 6% of the earths surface. Thousands and thousands of animals live in it. Its always dark, hot and wet in the rainforests. They can help to control the weather. They give us wood, rubber, fruit, medicine and so on. They are very important to us, but they are becoming smaller than before, so we must protect them well.(第二遍教師邊說邊板書。)forest rainforest cover surface thousands and thousands of dark control wood rubber protect (學(xué)生熟讀單詞后，再看圖片并回答教師提出的問題。)T:What are they?Ss:They are rainforests.T:How large are the rainforests?Ss:They cover 6% of the earths surface.T:Whats in the rainforests?Ss:Thousands and thousands of animals live there.T:What can we get from the rainforests?S:We can get wood, fruit, medicine and rubber.T:Are they important to us?S:Yes, they are.T: What should we do about them?S: We should protect them well.T: Do you want to know more about rainforests?Ss:Yes.T:Lets turn to page 81.Step 2 Presentation 第二步 呈現(xiàn)(時間:8分鐘)1. (閱讀課文，理解課文內(nèi)容并回答問題。)T: Most students want to know more about the rainforests. Please read the passage and answer the following questions.(出示小黑板。)(1) What covers 6% of the earths surface?(2) Where do thousands and thousands of animals live?(3) Are there also thousands of different plants and lots of trees in the rainforests?(4) Are the rainforests very important to us?(5) Can rainforests help to control the weather?(6) What can rainforests give us?(7) Why must we protect the rainforests?(核對答案。)2. (再讀1a,完成1b。) T: Now please read the passage again and finish 1b.(核對答案。)3. (完成1c。)T: Read the passage again and write down the importance of rainforests. (核對答案。) T: Ss, can you give us your answer? Ss: make the air fresher control the weather give us wood, rubber, fruit, medicine and so onStep 3 Consolidation 第三步 鞏固(時間:10分鐘)1. (教師放1a錄音,學(xué)生跟讀兩遍，核對語音語調(diào)，并畫出關(guān)鍵詞句。) (板書)paragraph 1: cover 6%animalslive inthousands ofdarkwetparagraph 2: importantlungshelp to makecontrolwood, rubber smallerprotect (根據(jù)黑板上的關(guān)鍵詞，用接龍的形式復(fù)述短文。)For example:T: Now please retell the passage one by one according to the key words.S1: Rainforests cover 6% of the earths surface.S2: Thousands and thousands of animals live in rainforests.S3: 2. (將短文內(nèi)容編成對話來鞏固。) T: OK. Now please make up a dialog according to the passage. Then I will ask some groups to act it out.For example: S1: Hi! S2. Do you know the rainforest well? S2: Yes, whats the matter? S1: I want to know more information about it, Could you help me? S2: No problem. I know rainforests cover 6% of the earths surface. S1: Really? Do thousands and thousands of animals live in them? S2: Yes, many of them live in the trees over 30 meters from the ground. S1: Could you tell me the importance of the rainforests? S2: Yes, they are the lungs of the earth. The plants in the forests help to make the air fresher. They also help to control the weather. S1: What can they give us? S2: They can give us wood, rubber, fruit and medicine. S1: Are the rainforests becoming bigger and bigger? S2: No, they are becoming much smaller than before. S1: What should we do now? S2: I think we should protect them well. S1: I agree. Step 4 Practice 第四步 練習(xí)(時間:10分鐘)1. (師生對話，引出生詞。)T: Rainforests are very important to us. What do you think of the water?Ss:Its very important to us, too.T: What do humans need water to do?Ss: We need water to drink, to cook and to clean.T:Yes. In fact, water makes up the largest part of the human body.(板書)in fact make up T:Water makes up the largest part of the human body. Where else is the water in?Ss:Its in rivers.T:Right. Its in rivers, seas, lakes and oceans.(板書)sea lake oceanT:All plants and animals need water, that is to say, water is important to all living things, so we must save every drop of water.(板書)living things drop2. (學(xué)生讀2a，獨立完成2b。) (核對答案。)3. (學(xué)生聽讀2a短文，核對語音和語調(diào)并畫出關(guān)鍵詞。) (板書)plants (need, be necessary for)animals (plenty of, live, without)humans (drink, cook, clean, make up)water (cover, lakes, rivers, seas, oceans, living things, save, drop)4. (讓學(xué)生根據(jù)關(guān)鍵詞復(fù)述短文。) (2分鐘后挑幾名學(xué)生到前邊復(fù)述。)5. (聽3錄音，獨立完成3。) (第一遍只聽不寫，從整體上了解短文內(nèi)容。) (第二遍邊聽邊寫出空缺處的內(nèi)容。) (第三遍聽錄音核對答案。)Step 5 Project 第五步 綜合探究活動(時間:5分鐘)1. (討論有關(guān)水的問題。)T: Just now, we talked about the importance of water, next, please discuss the following questions about water in groups. Then each group gives their opinions in the front of the classroom.(出示小黑板。)(1) Are there rivers and lakes in your hometown?(2) Is the water there dirty or clean? Why?(3) What should we do to keep the water clean?(4) What should we do to save every drop of water?(把學(xué)生分成四人一組，討論這些問題，然后每組派一人匯報討論結(jié)果。)2. Homework: (根據(jù)討論結(jié)果，以“Water is our life”為題寫一篇短文。)板書設(shè)計:Plants and animals are important to us.Section Cthousands ofThey also help to control the weather.in fact They give us wood, rubber, fruit, medicine and so on.make upWater is important to all living things.in dangerbe necessary forbe very important tocant live withoutSection DThe ma