Unit8 Were trying to save the earth!SectionB教案2.doc

Unit8 Were trying to save the earth! Section B教案 2一、教学目标：1. 语言知识目标基本词汇：Harmful, chain, ecosystem, industry, law, scientific, afford, reusable, transportation, recycle, napkin, upside, gate, bottle, president, inspiration, iron, work, metal, creativity, 基本词组：be harmful to, at the top(of sth.), take part in, turn off, take action, throw away, put sth. to good use, pull down, bring back 2. 技能目标: 能正确运用现在进行时，现在完成时，被动语态，情态动词和used to 句型。3. 情感目标: 有环境危机意识，学会关注环境保护环境。二、教学重难点： 1. 教学重点：（1）能正确运用现在进行时，现在完成时，被动语态，情态动词和used to 句型。 （2）保护环境的措施方法。2. 教学难点：能正确运用现在进行时，现在完成时，被动语态，情态动词和used to 句型。三、教学步骤:I. Revision(1) Write down these phrases. 停止乘小汽车 回收纸用纸巾 好好利用用垃圾建造房 倒置经营小生意 回复，归还旧玻璃瓶 拆下一个有创意的大脑 开一个小店更受欢迎的作品 给他人带来欢乐(2) Talk about 2b with your partner.II. Presentation(1) What should we do to save the earth?Turn off the lights when we leave a room.Take our own bags when shopping.Ride a bike.Recycle paper.Dont use paper napkins.(2) What should governments do to save the earth? They should close down the factories that put waste into the river.Set up a lot of dustbins on the street.Stop people from using wooden chopsticks, plastic bowls and bags.Organize people to clean up the streets and rivers.III. Writing (1) Work on 3a. Which parts of the town/ city have a nice environment? Why are they nice? Which parts need to be improved? Why?Good environment Why Bad environment Why Fill in the chart about your city.(2) Work on 3b.Write a letter to the city major about the problem and your suggestions. In your letter, describe the environmental problems in your town/city. What are the problems? Where are they? What or who is causing these problems?Then, give sugg