教案unit7第四课时

1、课题Protect the Earth (Cartoon time ) 第4课时教材简析 本单元的Cartoon time板块讲述了BOBBY, Sam 和Billy为了让大家都了解保护地球的重要性,一起制作了张宣传海报。进一步复习掌握句型use to.的用法以及情态动词should的肯定句和否定句，培养学生爱护环境、保护地球的意识。教学目标及重难点1.在前两课的基础上进一步复习掌握句型use to.的用法并且会正确熟练地运用句型We should We shouldnt2.阅读并理解Cartoon time的内容，学会表演,明白Cartoon time 的幽默之处。3.复述Cartoon t

2、ime的故事大意，并能试着表演Cartoon time。4.让学生紧密联系生活实际，引导学生热爱地球、保护地球。5.自己动手制作海报。学习小组活动活动一Read the story 活动二Act out the story活动三Make a poster with your classmates教 学 过 程二次备课一、Preparation1. Free talk（1）What day is it today? （2）What date is it today? （3）How is the weather today?（4）What can we do to keep our city cl

3、ean?（5）What can we do to keep our school clean?二、Revision1.根据回答，呈现相关句子。T: What can you find from these sentences?S:这些句子中都有use.to.表示用某物做某事。/to后面的动词都是原形。/它的句型结构是：主语+use+名词+to动词原形。2.T: What can you find from these sentences?S: 在should后面跟动词原形。/它的否定句是：主语+should not+动词原形。 T: Look and say. How to protect t

4、he Earth? Can you use this sentence pattern to give suggestions?3.T: Your days are interesting. I think we can also have Reusing Day. Collect some paper, plastic bags and plastic bottles. I can reuse paper to make a box. I can reuse a plastic bottle to make a toy.三、Cartoon time1.T: School is our lit

5、tle home. Earth is our big home. Bobby, Sam and Billy are doing a project for the big home. Watch the cartoon and answer the question: What project are they doing? S: They are making a poster.2.T: Why do they want to make the poster and how? Read the story in groups and answer. 1) Why do they want t

6、o make the poster? S: The Earth is our home. We should protect it. All students should know this. 2) How do they do? (order these sentences) ( ) Let me draw some bananas on the trees. ( ) Let me draw a rubbish bin. ( ) Let me draw the Earth with trees and flowers on it. ( ) Put the poster at the sch

7、ool gate. Now work in pairs and do this exercise. Then check the answer.3.Read the story together 4.Read in groups and act it out.5.T: What a nice poster! Can you add some other things to make it more meaningful? Eg: Let me draw a tap. We should save water.(Teacher sticks a poster on the blackboard

8、and encourage students to draw and practice the key sentences.) S: Let me draw We should Let me draw We should not四、Consolidation T: Nowdays we face a lot of problems on the Earth, weShould love and protect our Earth.S: We should love and protect our Earth. Share some sentences: Protect the environment, protect ourselves.We have only one Earth.Protect the Earth, benefit the people.媒体使用PPT板书设计Unit 7 Protect the EarthWe use.to. do a projectWe reuse.to. make a posterWe should