2019学年九年级英语上册 Module 12 Save our world Unit 3 Language in use教案 （新版）外研版

1、教学课题： Module 12 Save our world Unit3项目设计内容备 注课时第 一 课时课 型Revision andapplication教具Multi-media教学目标知识与能力To summarize and consolidate the rules of word building.过程与方法Review the rules of word building and the use.态度与情感To know how to protect the environment.重点Understand the words formed by word building.难

2、点Know about the importance of protecting our environment.教学手段方法讲解前辍、后缀构词法，对前两单元出现的知识点和重点进行总结和归纳。教学过程教师活动学生活动说明或设计意图Step 1Observe the following sentecces carefully.1. Reuse means “use again”.2. Though pollution is heavy now, I dont think its hopeless.3. If the rivers are polluted, farmers cant use th

3、e water for their crops.4. If everyone starts to do something, the world will be saved.Step 2构词法的三种规则1.合成法：将两个或两个以上独立且语义不同的单词合在一起独立构成新词的方法。合成名词：airport, afternoon,合成形容词：kind-hearted合成副词：however, maybe合成代词：himself, everyone,合成动词：overlook2.派生法：通过在词根前面加前缀或在词根后面加后缀构成一个新词的方法。dis- 不 disagree, dislikeen- 使

4、处在某种状态 enableim-, in-: 不 impossible, impatientinter-: 在之间 internationalmis-: 错误的 misleadnon-: 不 non-smoker,non-nativere-:再，重复 rewrite, tetellun-: 不 unable, unhappy3.转换法：把一种词性转化为另一种词性而词形不变的方法。v. n. talk: 谈论谈话nv. water: 水浇水adj. n. black: 黑色的黑衣服Step 3Make new words. Join the parts of the words in Box A

5、 with the words in Box B. you need to use some of the parts more than once.careful, careless, collectablehopeful, hopeless, impossiblereuse, usable, useful, useless,unusual, unwanted, wastefulStep 4Work in groups.Play the guessing game English for Fun.1.full of care: careful2.can be collected: colle

6、ctable3.full of hope: hopeful4.without any hope: hopeful5.not possible: impossible6. not usual: unusual7. without any use: useless8.use again: reuse9.not wanted: unwanted10.making a lot of waste: wastefulStep 5Complete the sentences with the words in the box.1. Polluted water is _.2. It is _ to thro

7、w so much food away.3. If you look after things well, you may _ some of them later.4. It is _ to clean up the whole river in such a short time.5. If we pay attention to pollution now, the future will be _.1.healthy 2.wasteful 3.reuse 4.impossible 5.hopefulStep 6Complete the table in Activity 3.useus

8、eful / uselessusefullyhopehopeful / hopeless-hopefullypollution pollutepollutedwater waterwastewasteful /wasted-wastefullyusualunusual usually / unusuallyStep 7Complete the sentences with the correct form of the words in Activity 3.1. The factory _ the river, and the fish died.2. We often walk in th

9、e countryside. It is a(n) _ activity for us.3. Do not use so much water. It is very _.4. To keep the flowers growing, you need to _ them once a day.1.polluted 2.usual 3.usual4.waterStep 8Complete the sentenecs in Activity 5.1. A _ is a card that you write on one side of and send to someone by post.2

10、. A _ is a room where you have classes at school.3. A _ is a book that has one or more stories for children.4. A _ is a black board that is used at school for writing on with chalk.1. postcard 2.classroom 3.storybook 4. blackboardStep 9Work in pairs. Look at the pictures and answer the questions.Pos

11、sible answers:1.Cloth, paper, cans, plastic, glass,etc.2. Recycled paper can be used for notebooks, tickets or writing paper.3. It helps save a lot of resources and reduce greenhouse gas emissions.4.Yes. I recycled aluminum cans andPaper by selling them to the recycled factory.Step 10Complete the co

12、nversation with the correct form of the expressions in the box in Activity 7.1.worried about 2.throw away3.turn off4.are good forStep 11Listen and check the true sentences.The true sentences:2. 3. 5. 6.Step 12Listen again and complete the table in Activity 9.1.glass, plastic and paper, recycle2. Reuse, take a bag, are hard to3. reduce pollution, 4.waste electricity,5.Walk or cycle, pollutionStep13Review: