Unit Protect the Earth教案.doc

.Unit7 Protect the Earth ( period 1 )教学内容：Story time教学目标：1. 学生能初步理解并且会听、会说、会读和会拼写单词及词组：use，much，oil，glass等，和会运用句型：we use. to.2. 学生能初步听懂并且会说、会读单词protect the Earth，coal，save energy, come from， cut down，waste water，reuse，plastic, wood, too much, useful 等。3. 学生能初步感知情态动词should及shouldnt的用法4. 学生能初步感知保护环境的重要性。教学重难点：教学重点：学生能初步能理解并且会听、会说、会读和会拼写单词及词组：use，much，oil，glass等，和会运用句型：we use. To.教学难点：学生能初步感知情态动词should及shouldnt的用法教学准备：图片教学过程：Step1. Greeting and lead-in1. Greeting 2. Sing a songQuestion: why do the little blackbirds fly away?引导学生用Unit6 所学知识回答：Because the air is dirty.Because there arent any trees on the hill. They have no home.T: Now our living environment is polluted, so we should protect the Earth.出示课题并教读。We should make the Earth a better place for you and me, and the entire human race.Step 2. Pre-reading1. 出示无污染的地球图片。T：Look, the Earth is a beautiful place. There are many kinds of sources in it. Do you know some of them? ( water, trees, air etc.) 2. Guessing gameT: Here are another sources. Lets guess what they are. Its black and hard. We can find it under the ground. It can make us warm. Theres a lot of it in Shanxi. ( coal ) Its a black liquid. We can find it under the ground too. Cars need it. ( oil ) Its usually white and thin. We can write and draw on it. ( paper ) It comes from trees. We use it to make tables, desks, chairs, beds and many other things. ( wood ) Its light and soft, but its strong. Its widespread in our life. ( plastic )3. T: They are useful things for us, how do we use them? For example: We use coal and oil to make energy. 板书： use. to. 引导学生说出 water，wood，paper，plastic等资源的用法。 E.g. We use water to clean things, wash clothes, cook food. We use paper to make books. We use wood to make tables, chairs, beds and other things. We use plastics to make bags and bottles.Step 3. While- reading呈现一幅被污染的地球图片。T：Look at this picture. Is it still beautiful? Today, there is a lot of pollution. We should protect the Earth at once.(点题) What can we do?1. Watch the cartoon and find the four key points of the text. ( save water, save energy, save trees and dont use too much plastic) 并板书。2. Listen to the tape and answer the questions. What do you think of water? (useful) What do we use water to do? (drink, clean things) Is there a lot of water everywhere?（no） What shouldnt we do?(waste) What should we do? (reuse,save)教师根据学生回答进行板书。3. Read the second part and judge. Most of our energy comes from coal and oil. (T) There is a lot of coal and oil on Earth. (F) We should drive cars every day. (F) Cars use lots of energy. (T)4. 呈现光头强砍树的画面。T: What is he doing?S1: He is cutting down trees. 教学 cut downT: Is he right? We should stop him right now. Why?引导学生说出 Trees help keep the air clean.5. 塑料瓶、塑料袋实物展示。 T: we use plastic to make bags and bottles. We often use them in our daily life. Do you often use them? 呈现课文图片。 T: Look at this picture. What do you think of it? 引出句子：Too much plastics is bad for the Earth. T: What should we do? 学生自读课文，并在文中划出关键词句。 板书：We should . We shouldnt .Step 4. Post-reading1. Read the whole passage loudly and finish the exercise ” think and write” on page70, and then check the answers.2. Retell the text according to the blackboard design.3. Brain-storm. T: The Earth is so important for us. We should protect it. Now Ill give you some suggestion. Can you tell me what we can do.E.g. T: To protect the Earth, we should save water.S1: Water is important.S2: Water is useful.S3: We drink water every day.S4: Trees and flowers need water.S5: We should reuse water.S6: We shouldnt waste water.4. Introduce the slogan “ Save the world, save our lives.” to the students.Step 5. Homework1. Read and retell the passage.2. Finish the exercise “True or False” on page70.3. Collect and make good use of waste materials.Blackboard design:教学内容Unit 7 Protect the earth (Grammar time & Fun time)教材版本译林版教学课时共 4 课时 第 2 课时课 型新授教学目标1、学习并理解Grammar time的内容，会正确并熟练地运用句型useto,We should We shouldnt2、让学生紧密联系生活实际,变废为宝，并利用reuseto make来介绍自己的作品3、引导学生热爱地球、保护地球。教学重点句型useto的用法和情态动词should的肯定句、否定句。教学难点句型useto的用法和情态动词should的肯定句、否定句。教学准备PPT、学生准备的废品教 学 过 程修注栏Step1、RevisionT: Good morning, class. In the last class, we have learned the text. Lets describe the Status of the Earth. And what should we do in group.(小组成员合作用英语描述上节课内容) 【设计意图】利用小组描述演讲的方式，复习上节课所学过的Story time。Step2、Grammar time1. T: lets read some sentences about the resources.（教师出示第一张表格）use wateruse plasticuse wood We to clean things. make bags and bottles. make tables,chairs and other things.2. Sentence gameT give some words: water、wood、plastic、cloth Let Ss make sentences use“use to”in group.S1: We use water to water trees.S2: We use water to clean the desks.S3: We use water to wash the dishes.S4: We use water to wash the clothes.S5: We use water to cook food.S6: We use water to clean our car.S7: We use water to water flowers.3.Let Ss make little thinking maps in group. water 4.T show the form 2 and review “should”use paper bags and glass bottlessave trees We should drive so muchuse too many plastic bags or bottlescut down too many treeswaste water We should not 5.Ss work in group and make a sentence match.【设计意图】通过对旧知的复习，出示语法句型，让学生自己总结，并通过造句比赛和制作思维导图的方法进行巩固。Step3、Fun time1. Ss take out the waste and make something in group2. Show their works and try to use sentence“reuseto make”to introduce them.3. T gives students guidance and evaluation.【设计意图】通过手工制作让学生们了解到可以变废为宝，不要乱扔东西，爱护地球从我做起。Step4、Ticking time 小组内进行打分 P 77 I can use“useto”Step5、Homework1、 用句型useto、We should、 We shouldnt造5个句子，写在作业本上。2、 小组内选出一件最好的变废为宝作品，进行展示。板书设计Unit 7 Protect the earthusetoWe should We shouldnt教学反思Unit7 Protect the Earth ( period 3 )教学内容：Sound time, Culture time & Cartoon time教学目标：2. 学生能初步阅读并理解Cartoon time的内容，学会表演，明白Cartoon time的幽默之处。2. 学生能在前两课的基础上会正确并熟练地运用句型 we should. We shouldnt .3. 学生能了解并体会字母组合oo 在单词中的发音4. 紧密联系生活实际，引导学生热爱地球，保护地球教学重难点：教学重点：阅读并了解相关的 Culture time教学难点：学生能了解并体会字母组合oo 在单词中的发音教学准备：图片、卡通头饰教学过程：Step 1. Greeting and lead-in1. Greeting 2. Free-talk: T: the Earth is our home. We should love it and protect it. Some holidays have been set up to protect it, such as the Earth Day and the World Environment Day. Do you know when they are?Step 2. Culture time1. S1: Earth Day is on 22nd April. S2: World Environment Day is on 5th June.2. T: do you know another day of the environmental protection. World Wetlands Day 湿地日 on 2nd February Arbor Day 植树节 on 12th March World Forest Day 森林日 on 21st March World Land Day 土地日 on 25th June T: We should love and protect our Earth.Step 3. Cartoon time1. Watch the cartoon of part1 and answer the questions. What are they doing? ( They are doing a project.) What do they want to make? ( They want to make a poster.) What d they want to tell the students? ( The Earth is our home. We should protect it.)2. Listen and match T: What do they draw?Sam trees a rubbish binBobby the Earth flowersBilly bananas3. Try to say what do they draw. Sam draws the Earth, the trees and the flowers. Bobby draws some bananas. Billy draws a rubbish bin.4. Read and judge. They put the poster an the classroom. （ F ） Willy the dog doesnt like the poster. ( F ) Willy the dog can understand the poster. ( T )5. Read and imitate.6. Act the cartoon time.7. Show time: show your posters and introduce it to the class.Step 4. Sound timeT: if everyone can protect the Earth, our home will be beautiful, so will our school. Everyday we go to school, every morning and afternoon, we have fun in the classroom, I think its really cool.1. 跟读录音。2. 学生总结字母组合oo 的发音，u:3. 尝试说说其他含有字母组合oo 且发音为u:的单词。4. 鼓励学生读出其他没有学过的含有字母组合oo且读音为u:的单词： choose, goose, broom, bloom5. Tick for yourselves: I know the sound of u:Step 5. Homework1. Show your poster to your family and friends and introduce it.2. Finish the corresponding exercise.Blackboard design: Love and protect our Earth Earth Day 地球日 on 22nd April. World Environment Day 世界环境日 on 5th June. World Wetlands Day 湿地日 on 2nd February Arbor Day 植树节 on 12th March World Forest Day 森林日 on 21st March World Land Day 土地日 on 25th Juneoo u:school cool classroom afternoon food room zoo Unit7 Protect the Earth ( period 4 )教学内容：Checkout time & Ticking time教学目标：1. 学生能正确完成书上checkout time的练习。2. 学生能在前三课的基础上正确并熟练运用句型 we should. We shouldnt .3. 学生能正确运用本单元所学单词、词组、句型写一篇短文” Protect the Earth”4. 学生能进一步感知保护环境的重要性。教学重难点：教学重点：复习并巩固前三课时所学重点单词、词组和句型。教学难点：正确运用本单元所学单词、词组、句型写一篇短文” Protect the Earth”教学准备：图片教学过程：Step 1. Greeting and revision