(
课件网) Module 12 Unit 3 Language in use 新 课 导 入 Look and say a green life reduce recycle reuse 学习目标 1.能熟悉并能正确运用本模块的单词和短语 2.能正确分析构词法的前缀后缀, 并能对其进行归纳和总结 3.能够谈论环保措施，并提出有关环保的建议 自主学习 Language practice Reuse means “use again”. Though pollution is heavy now, I don’t think it’s hopeless. 重点探究 1.What is it？ 2.How to do it 3.Why do people do that 前缀 含义 例词 mis- 错误地 mislead, misunderstand non- 不, 非 non-smoker, non-native re- 再, 重复 rewrite, retell un- 不 unable, unhappy, unpopular 2) 常见后缀 后缀 功能 例词 -er, -or 构成名词 teacher, worker, visitor -ian musician -ing building, painting, shopping, meaning -ist artist, scientist 新知学习 课堂小结 当堂检测 学习目标 重点研讨 English for Fun 5. not possible_____ 6. not usual _____ 7. without any use _____ 8. use again _____ 9. not wanted _____ 10. making a lot of waste _____ impossible unusual useless reuse wasteful unwanted 新知学习 课堂小结 当堂检测 学习目标 重点研讨 2. Complete the sentences with the words in the box. 1. Polluted water is _____. 2. It is _____ to throw 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 _____. unhealthy wasteful reuse impossible hopeful hopeful impossible reuse unhealthy wasteful 后缀 功能 例词 -ly 构成形容词 friendly, lovely, monthly, weekly -ous dangerous, famous -teen 构成数词 eighteen, fifteen, seventeen -th fifteenth, fifth, fortieth, seventh -ty forty, sixty, twenty -ly 构成副词 badly, carefully, carelessly, happily, quickly 3. 转化法 构词法中把一种词性转化为另一种词性而词形不变的方法称作转化法。常见的转化有： 1) 动词转化为名词 — Let’s talk about it more. 咱们再谈谈这件事吧。 — I think we’d better finish the talk now. 我想我们最好现在结束谈话。 5. Complete the sentences. A lunchbox is a box that you keep your lunch in. 1. A _____ is a card that you write on one side of and send to someone by post. 2. 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. postcard classroom storybook blackboard 6. Work in pairs. Look at the pictures and answer the questions. 1.What kinds of things can be recycled 2. How can these things be reused 3. How does this help the environment 4. Have you ever recycled or used things that can be recycled How 后缀 含义 例词 -able, -ible 构成形容词 comfortable, eatable, enjoyable -al environmental, international -ful careful, helpful -ive active, expensive -less careless, helpless, homeless -ly friendly, lovely, monthly -ous dangerous, famous -teen 构成数词 eighteen, fifteen, seventeen -th fifteenth, fifth, fortieth -ty forty, sixty, twenty -ly 构成副词 badly, carefully, happily Grammar 英语构词法中把一 ... ...
