Unit 2 Plant a Plant!-Lesson 8 Why Are Plants Important -ppt课件-(含教案)-省级公开课-冀教版八年级下册英语(编号：c297f).zip

八年级下册Lesson 8 Why Are Plants Important?Teaching Aims1.New word and phrases: pleasant shade fulfill basic soil Its pleasant to do. 做很愉快 take energy from. 从.获取能量 in a word 总之；一句话2. To understand the conversation about the importance of plants. 3.To learn to talk about why we need trees. pleasant shade fulfill basic soiladj. 使人愉快的使人愉快的n. 树荫；阴凉处树荫；阴凉处v. 达到；执行达到；执行adj. 基本的；基础的基本的；基础的n. 土；土壤土；土壤Words & expressions Practice1.Its (愉快的）to climb mountain.2. (没有）food,they would have nothing to eat and they would die.3.We can sit in the (树荫）under the tree.4.Trees and plants help us (满足）our basic needs.pleasantWithoutshadefulfillFunctions of ForestWhat plants grow near your home?Why do we need trees?Think about it!Plants near our home1. To listen and understand the conversation about the importance of plants.2. To learn some useful words and expressions to talk about why we need trees.ObjectivesWords: pleasant, shade, fulfill, basic, soilPhrases:take energy fromin a wordbe made fromcarry awayIts pleasant to do 主语主语+cant withoutPatterns:Read and answer.1. What are Danny, Jenny and Brian talking about?They are talking about trees and the reason why we need them.2. Donuts dont grow on trees, do they?No, they dont. 3. Why do we need trees ?(1) Clean the air. (2) Sit under a tree in the shade.(3) The trees and plants take energy from the sun and turn it into food.(4) Medicine and clothing are made from trees and plants.(5) Many animals live in the forest and eat the fruit from the trees.(6) Cover the soil. (7) Plants make everything look beautiful.Read the lesson and tick the items mentioned.1. People can eat plants or use them as medicine.2. Plants help make the air clean and fresh.3. Many animals live in the forest.4. Books, paper, pencils and erasers all come from plants.5. Animals eat the fruit from the trees.6. The plants cover the soil and can stop the dust.7. When the weather is sunny and hot, people can sit in the shade under a tree.8. The plants make everything look beautiful.9. People use wood from trees to build houses and furniture.Complete the passage with the correct forms of the words in the box.basic shade forest cover pleasantThere are many trees and plants. Its _to walk in the forest. When the weather is sunny and hot, you can sit in the_ under a tree. Trees and other plants are our _ needs for life. Many things are made from trees and plants. pleasantshadebasicMost animals live in the _and eat the fruit from the trees. And plants _ the soil. That way, the wind and water dont carry the soil away.forestcover1. Its pleasant to do 做做.很愉快很愉快Its pleasant to live in beautiful surroundings.生活生活在优美的环境里是在优美的环境里是令人愉快令人愉快的。的。Thats because beautiful handwriting can give someone a good impression and also 1. its pleasant to read.2. 这是因为美丽的笔迹，可能给别人留下良这是因为美丽的笔迹，可能给别人留下良3. 好的印象，并且好的印象，并且愉快的阅读愉快的阅读。Language Pointspleasant 指一般性的好，强调所修饰对象指一般性的好，强调所修饰对象所具有的品质使人觉得好玩、有趣、舒所具有的品质使人觉得好玩、有趣、舒服，含有客观性。服，含有客观性。We had a very pleasant time at their house last night.昨晚我们在他们家过得很昨晚我们在他们家过得很愉快愉快。I hope you will have a pleasant holiday.我希望你过一个我希望你过一个愉快的愉快的假日。假日。pleased 只用于人，不用于物，指某人满只用于人，不用于物，指某人满足了自己的愿望而感到高兴。足了自己的愿望而感到高兴。Im very pleased you can come. 2. shade n. 树荫，阴凉处树荫，阴凉处Temperatures in the shade can reachforty-eight degrees at this time of year. 一年中的这个时候，一年中的这个时候，阴凉处阴凉处的温度能达到的温度能达到48摄氏度。摄氏度。What a pleasant shade these trees give us!这些树底下多么这些树底下多么阴凉阴凉舒服呀舒服呀!3. fulfill v. 达到，实现，执行达到，实现，执行We must fulfill the plan, whatever happens.无论如何要无论如何要完成完成计划。计划。What important dream have you yet to realize and fulfill?你有什么重要的梦想还没有实现和你有什么重要的梦想还没有实现和完成完成？fulfill ones needs 满足某人的需要满足某人的需要The earth help human beings fulfill their basic needs.地球帮助人类地球帮助人类实现实现最基本的最基本的需求需求。4. take energy from 从从获取能量获取能量All plants and animals take energy from the sun.所有的动植物都所有的动植物都从从太阳太阳获取能量获取能量。People must take energy from food.人必须人必须从从食物中食物中获取能量获取能量。5. be made from 由由制成制成The house is made from steel.房子是房子是由由钢铁钢铁制成制成的。的。The paper is made from wood.纸是树木纸是树木做做的。的。Cloth made from silk is famous for itslightness and beauty丝绸以轻而美著称。丝绸以轻而美著称。6. carry away 把把搬（移）走搬（移）走The flood carried away the wooden bridge. 洪水把木桥洪水把木桥冲走冲走了。了。拓展：拓展：carry off 轻而易举地完成轻而易举地完成 carry out 执行执行 carry forward 发扬，推进发扬，推进We will carry the enterprise forward. 我们将要我们将要推进推进企业的发展。企业的发展。The politicians successful speech carried him forward. 那个政治家成功的演讲使他那个政治家成功的演讲使他名声大振名声大振。Its a demanding role, but Im sure shell be able to carry it off. 这是一个富有挑战性的角色，但是我肯定这是一个富有挑战性的角色，但是我肯定她能她能胜任胜任。It wont be an easy plan to carry out.那并不是一项容易那并不是一项容易实施实施的计划。的计划。7. in a word 总之，一句话总之，一句话In a word, he tires of everything.简言之简言之， 他对一切都感到厌倦了。他对一切都感到厌倦了。In a word, they can do everything they like with money.总之总之，他们用金钱能做到他们喜欢做的一切。，他们用金钱能做到他们喜欢做的一切。In a word, I love my school. I find my school life more and more meaningful and colorful. 总之总之，我爱我的学校，我发现学校生活越，我爱我的学校，我发现学校生活越来越有意义和多姿多彩。来越有意义和多姿多彩。8. 主语主语+ cantwithout 没有没有不能不能 Fish cant live without water.鱼没有水不能活。鱼没有水不能活。 I cant succeed without your support.没有你的支持，我不可能成功。没有你的支持，我不可能成功。We cannot exist without air, food and water.我们没有空气、食物和水就不能生存。我们没有空气、食物和水就不能生存。Time for reflection take energy from in a word be made from Its pleasant to do fulfill ones needs carry away从从获取能量获取能量总之，一句话总之，一句话由由制成制成做做很愉快很愉快满足满足的需求的需求把把搬（移）走搬（移）走1. All plants take energy _ the sun and make it _ food. A. to; from B. into; to C. from; to D. from; into2. Plants cover the soil. Then the wind and water dont carry the soil _. A. in B. out of C. away D. onMultiple choice Exercise3. Are there many trees_? A. where do you live B. you live where C. where you live D. you live there 4. Lets _ trees and the reason why we need them. A. to talk about B. talking about C. talk at D. talk about5. Donuts dont grow _ trees! A. in B. on C. at D. in 6. Can you see seven monkeys _ the tree. A. on B. in C. of D. above 7. The desks are made _ wood. A. in B. from C. into D. of8. We make books _ trees. A. from B. on C. at D. in 9. People and other animals need food _. A. living B. live C. to live D. lives10. Miss Liu walks _ these students. A. between B. among C. in D. for11. People cant live _ air or water. A. with B. without C. in D. and 1. Trade _(有助于有助于) the development of industry. 2. Its _(愉快的愉快的) to climb mountain.3. _(没有没有) food, they would have nothing to eat and they would die.4. We can sit in the _ (树荫树荫)under the tree. 5. Trees and plants help us _(满足满足) our basic needs. Fill in the blankshelpsWithoutshadepleasantfulfill6. We can turn the tree _ paper.7. Other structures will be _ _ (由由制成制成)high tech materials called memory metals. 8. _ a word, we cant live without the sun.9. Dinosaurs need a lot food _ _ (生存生存).10. Floods can _ _(冲走冲走) trees, hillsides, cars and even houses. intoto livemade fromIncarry awayWrite a passage about why plants are important. (50-100 words)Learn the words and phrases in Lesson 9.Homework祝同学们学习进步！Lesson 8 Why Are Plants Important?教学设计教学设计【教学目标教学目标】知识与能力：知识与能力：1.News and phrases ;pleasant . shade . fulfill. basic . soil.2.Important sentencesIts pleasant to do.做.很愉快take energy from.从.获取能量in a word 总之，一句话【教学重点教学重点】To understand the conversation about the importance of plants.【教学难点教学难点】To learn to talk about why we need trees.【导学过程导学过程】自主学习自主学习一一Find out new words and learn to use them.1. Its _ (愉快的) to climb mountain.2. _ _(没有) food, they would have nothing to eat and they would die.3. We can sit in the _ (树荫)under the tree.4. Trees and plants help us _ (满足) our basic needs.二二. Listening the text and answer the questions1. What are Danny, Jenny and Brian talking about?_2. Donuts dont grow on trees, do they?_合作探究合作探究一一. . Why do we need trees?1. clean the air.2. Sit under the tree in the shade.3. The trees and plants take energy from the sun and turn it into food.4. Medicine and clothing are made from trees and plants.5. Many animals live in the forest and eat the fruit from the trees.6. Cover the soil.7. Plants make everything look beautiful.二二. . Read the text and do the exercises in this lesson.Language Points1.Its pleasant to do 做做.很愉快很愉快Its pleasant to live in beautiful surroundings.生活在优美的环境里是令人愉快的。pleasant 指一般性的好，强调所修饰对象 所具有的品质使人觉得好玩、有趣、舒服，含有客观性。We had a very pleasant time at their house last night.昨晚我们在他们家过得很愉快。I hope you will have a pleasant holiday.我希望你过一个愉快的假日。pleased 只用于人，不用于物，指某人满足了自己的愿望而感到高兴。Im very pleased you can come.2. fulfill v. 达到，实现，执行达到，实现，执行We must fulfill the plan, whatever happens.无论如何要完成计划。What important dream have you yet to realize and fulfill?你有什么重要的梦想还没有实现和完成？fulfill ones needs 满足某人的需要The earth help human beings fulfill their basic needs.地球帮助人类实现最基本的需求3. take energy from 从从获取能量获取能量All plants and animals take energy from the sun.所有的动植物都从太阳获取能量。People must take energy from food. 人必须从食物中获取能量。【随堂练习随堂练习】1. All plants take energy _ the sun and make it _ food.A. to; from B. into; to C. from; to D. from; into2. Plants cover the soil. Then the wind and water dont carry the soil _.A. in B. out of C. away D. on3. People and other animals need food _.A. living B. live C. to live D. lives4. People cant live _ air or water.A. with B. without C. in D. and5. Donuts dont grow _ trees!A. in B. on C. at D. in6. The desks are made _ wood.A. in B. from C. into D. of7. Can you see seven monkeys _ the tree.A. on B. in C. of D. above8. The desks are made _ wood.A. in B. from C. into D. of 9. People cannot live _air or water. A.with B.without C.in D.andHomeworkLearn the words and phrases in Lesson9.Write a passage about why plants are important.(50-100words )