八年级英语上册 Unit 4《Our World》 Topic 1 Section D 教案 仁爱版.doc

unit 4 our worldtopic 1 plants and animals are important to us.section dthe main activities are 1 and 4. 本课重点活动是1和4。. teaching aims and demands 教学目标1. learn some new words and a phrase:in danger, bear, wolf, bamboo, land, whale, kill, south2. learn a useful sentence: they feed on bamboo.3. review comparative and superlative degrees of adjectives:(1)but now they have less and less land to live on.(2)pandas are becoming fewer and fewer in number.(3)they are the oldest type of tigers living in the world.4. review how to describe animals and plants.5. love and protect animals in our world. teaching aids 教具野生动物及竹子的图片/录音机/多媒体/小黑板. five-finger teaching plan 五指教学方案step 1 review 第一步 复习(时间:8分钟)通过复习形容词比较级和最高级，提高学生灵活运用语言知识的能力。 (通过对话，复习本话题中的重要句型。) t: hello! s1, do you like the countryside or the city? s1:i like the countryside. t: why? s1:because the air is fresher, the sky is bluer and there are also greener trees and clearer rivers.hello! s2, do you like the countryside or the city?s2: (学生用接龙形式操练此句型。) t: most of us like the countryside better. do you like plants or animals? s3:i like the animals. t: which kind of animal do you like best?s3:i like dogs best. t: why?s3:because they are more friendly than other animals.(教师示范后，找两组学生进行表演。)t: according to your talking, i know some students like animals better, and some students like plants better. now who can tell us something about rainforests? s4, please.s4:rainforests cover 6% of the earths surface, (学生分组复述，教师评出优胜组并表扬。)t: we know the rainforests are very important to us. in fact, water is also important to us. please tell us the importance of water, s5.s5:water is very important to all living things. all animals cant live at all without water. water makes up the largest part of the human body, but water is becoming less and less, so we must save every drop of water.step 2 presentation 第二步 呈现(时间:10分钟)通过对熊猫、蓝鲸、华南虎生活状况的了解，培养学生的阅读理解能力，增强保护野生动物的意识。1. (教师出示熊猫、蓝鲸、华南虎的图片，引出生词，导入新课。)t:well done! i have some wild animals pictures here. can you tell me their names?ss: yes, they are pandas, tigers and t:good, they are pandas, blue whales and chinese tigers.(对于学生说不出的生词，教师给予补充。)(板书并要求学生掌握whale；理解wild。)wild, whalet: (出示熊猫的图片。)where do pandas live?ss:they live in the forests and mountains.t: right, they live in the forests and mountains of southwest china.(板书并要求学生理解。)southwestt: what do pandas feed on? ss:they feed on bamboo.(出示竹子的图片帮助学生回答。)(板书并要求学生掌握。)bamboo t:pandas are becoming fewer and fewer in number because they have less and less land to live on.(板书并要求学生掌握。)landt:(出示蓝鲸的图片。)are blue whales the largest animals in the world?ss:yes, they are. t:where do they live? ss:they live in the ocean. t:what do they feed on? ss:they feed on the smallest sea animals. t:(出示华南虎的图片。)where do the chinese tigers live? ss:they live in the south of china.(帮助学生回答。) (板书并要求学生掌握south；理解chinese tiger。)chinese tiger, south t:their number is getting smaller and smaller, too. they are in danger, because people kill lots of them. why do people kill them? ss:they kill them for money. t:right. people kill them for their fur and bones. (板书并要求学生掌握in danger, kill；理解fur, bone。)in danger, kill, fur, bone t: pandas, blue whales and chinese tigers are all wild animals. can you name other wild animals?ss:yes, monkeys, bears, wolves.(教师出示图片帮助学生回答。) (板书并要求学生掌握。)bear, wolf t: what do you think of blue whales, pandas and chinese tigers? ss:we like them very much.2. (让学生读短文，回答问题。)t: do you want to know more about them? please read the passage and answer the questions in 1.(核对答案。)step 3 consolidation 第三步 巩固(时间:10分钟)通过复述短文内容，增强学生保护动物的意识。1. (让学生听1录音，写出关键词。) t: listen to the tape and write down the key words. (板书)pandas: forests and mountains, bamboo, less and less land, fewer and fewer blue whales: ocean, largest and heaviest, sea animals, kill, ocean water, dirtierchinese tigers: south, oldest type, small animals, fur and bones, in danger2. (让学生根据关键词复述课文。) t: please retell the text according to the key words. (两分钟后找几位学生复述。)3. (让学生通过分组讨论，增强保护动物的意识。) t: there are many wild animals in danger, such as bears, wolves and pandas. can you think of more? what should we do to protect them? discuss in groups. (两分钟后回答。) s1:monkey s2:deer s3:we should plant more trees. s4:we should keep the water clean. s5:we shouldnt kill them. (最后教师补充。)step 4 practice 第四步 练习(时间:10分钟)进一步复习形容词比较级和最高级，提高学生运用语言知识的能力。1. (利用多媒体或小黑板，复习形容词比较级和最高级的用法。完成2a。)t:now, listen to the tape. and then read 2a together.(几分钟后。)t: well done. lets do exercises.(教师出示小黑板。)用所给词的比较级或最高级填空：(1) but now rainforests are becoming _ and _ (small).(2) i like cats best, because they are _ _ (lovely) than other animals.(3) he is the _ (tall) boy in his class.(核对答案。)2. (做一些有关形容词比较级和最高级的书面练习。) (1)(用多媒体或小黑板出示。) t:please write the comparative and superlative degrees of adjectives given below.adjectivecomparativesuperlativedirtylittleimportantlargelongthin(2)(用多媒体或小黑板出示。)t:fill in the blanks with the proper forms of words given below.jim is (tall) than tom.peter is the (tall) student of the six students.michael is the (fast) swimmer of all the students.kangkangs drawing is (beautiful) than janes.sallys english is the (good) in her class.3. (学习2b，掌握常用的短语。)(1) listen to 2b and repeat.(2) read and write the useful expressions.(3) make sentences or a dialog with the phrases in the table.4. (运用形容词比较级比较农村和城市的差别。完成3。) t: compare the two pictures in 3 carefully and write a passage about them. then ill let some of you report it.step 5 project 第五步 综合探究活动(时间:7分钟)通过对动物与植物，农村与城市及水资源的重要性的讨论，增强学生保护自然和节约用水的意识。完成4。1. (分组讨论，比较动物和植物，农村和城市，并谈一谈水资源的重要性。然后写一篇题目为“我眼中的世界”的短文。)t: boys and girls, now lets discuss the questions in 4 together. then write a passage with the title“the world in my eyes”.(两分钟后。)t: boys and girls. from the discussion we know the earth is our home, no ma