英语Unit 7 Protect the Earth第二课时教案设计

这是一份英语Unit 7 Protect the Earth第二课时教案设计，共4页。
Unit 7 Protect the Earth (Period 2)Teaching contents教学内容：Grammar time, & Fun time   Teaching aims and learning objectives教学目标：1 Pupils have a review of the story time.2 Pupils can grasp the use of the modal verb: should/should not.3 Pupils can make sentences with use…to…4 Pupils can reuse the things and they can describe.5 Pupils realize the earth is the only home, they should try their best to protect the Earth. Focus of the lesson and predicted area of difficulty教学重难点：1 Pupils can grasp the use of the modal verb: should.2 Pupils can make sentences with use…to…  Preparation教学准备：PPT,预先请学生做好二次利用的物品， Teaching procedures教学过程：Step 1 Warm up1 T shows the picture of the earth, it’s healthy, then shows another picture of it, it’s ill.T: Boys and girls, what’s wrong with the Earth?Ss: It’s ill/unhealthy.T:What should we do?Ss: We should…(出示protect the Earth)T: Do you want to be the little environment protector?Let’s try to be one, Mr Brown, Chairman of the World Environment Organization, will recruit some Chinese volunteers, do you want to be the volunteers? You must finish some tasks. Step 2 RevisionTask1: Know how to protect the EarthSs answer this question: Save the water, save energy…Teacher shows respective pictures. (Review main ideas of the story time)T: Let’s review some new words. Show pictures: coal, oil, wood, plastic, paper. Task2: Know how to deal with these things Read and judge1. There is not much water in many places.     (       )2. Cars do not use much energy.      (       )3. We should not cut down trees.              (       )4. Trees help keep the air clean.               (       ) 5. We should not use plastic bags because they are not useful.      (      )Ss judge them. Think and writeHow to protect the Earth    1. We should save_______ and________ water.       We should not_______ water.    2. We should save_________.       We should not _______ so much.    3. We should save __________.       We should not cut down too many________.    4. We should not use too many ________ bags or bottles.      We should use ______ bags and bottles.   Pupils fill in the blanks and show the answers. Step 3 Presentation & PracticeTask3  Know the meanings of the signs and obey(遵守) them    Teacher shows 4 public signs, pupils must use we should/should not….to make sentences.   We should put rubbish in the bin,   We should not use much napkin paper.   We should not smoke.   We should not pick flowers in the park.   Teacher guides pupils to learn the use of should/should not: Grammar time.   T: There are some sentences in story time about should/should not, read them and try to find the rules.   T shows the rules: should:情态动词，含义是应该，后面跟动词的原型。should的否定形式是should not,后面仍旧跟动词原型哦！    Task4 Brain storm!   Q: What else should we do/not to do to be a good environment protector?    Pupils can discuss in a group, then teacher asks the volunteers to answer it.    Task5  Know how to use the things on the Earth correctly(正确地)    T: What does use…to… mean?   Pupils answer it.: 使用…做…   Teacher shows 3 sentences(课本上).   Q1: Which one is not the right way?    Q2: What else can we use on the Earth correctly?    Task6 Know how to reuse the things    T: We use almost everything on the Earth, after using, we drop them, what a pity! I t think clever people can reuse something. T shows four pictures. 1.I collect some paper cups.I can reuse them to make …  2. I collect some belts.I can reuse them to make…  3.I collect _________.（plastic bottles）I can _____ them to make_____.  4.I ___________.(buttons)I can _________.  T: Boys and girls, you are clever too, can you show your DIYs? Please use this dialogue.A: Hi …，look, this is a... B: Oh,  really? A: I reuse a ...to make this ...,do you like it?B: Yes, it’s nice / creative(有创意的)…I like it very much.Show time. Step4 ConsolidationTask7  Write an application (申请) T: Boys and girls, you meet all the rules to be the environment protector, now you can write an application to Mr Brown !Dear Mr Brown: I’d like to be the Environment Protector. I love the Earth.I always save_______________________________.I never waste________________________________. I use________________ to______________________. I can reuse___________________ to ______________.I can tell what we should do. Such as, _________________. I also can tell what we should not do. Such as(例如)___________.  Thank you for considering(考虑) my application.                                                                         Yours__________ Pupils finish it, then read it loudly, teacher comments.T: You did a good job, congratulations! Step 5 Homework1.Share your DIYs to your classmates.2.Go on to finish the application.  Blackboard design板书设计：  Unit7 Protect the Earth                                                 We should…                                                We should not…                                                We use…to…