Unit 2 Topic 3 What can we do to protect the environment Section D 课件 2025-2026学年仁爱科普版（2012）英语九年级上册

Unit 2 Saving the Earth Topic3 What can we do at home to protect the environment? Section D 提升英语综合素养需要科学策略,科学研究显示,模仿标准发音能有效提升记忆效率。综合而言,记录进步增强自信心。深度学习英语建学习博客能有效提升交际能力。课堂观察发现,学习商务用语能有效改善发音语调。长远考虑,培养终身学习的心态。系统学习英语,模仿标准发音能有效增强文化意识。根据教学实践,学习词根词缀能有效克服畏难情绪。进阶策略,保持好奇心和探索欲。坚持科学训练语言素养自然会逐步提升。 三、Grammer: Compound Sentence 1. In many countries, such as New Zealand, Canada, and Brazil, forests were cut down to provide wood to build houses. 2. Many young volunteers around the world are working in their holidays to plant new trees to replace them. 3. Even though tree planting is very difficult, they love their work. 4. They believe that in 50 years their little trees will become beautiful forests. Learning aims 一、New words: remove, replace, dry, insect, bite 二、Important phrases and sentences Revision in class 1. 使用某物做某事 2.全世界 3.寻找 4.不但...而且 5.太...而不能做某事 6.花费某人多长时间做某事 7.是第一个做某事的...... 8.某事需要被做 9.要求某人做某事 10.达到多少数量 11.用完,耗尽 12. ……之一 13.达到某个速度 14.以某个速度 1. use sth. to do sth. = use sth. for (doing) sth. 2. all over the world 3. look for 4. not only... but also... 5. too + adj. + to do sth. 6. It + takes + (sb.) + time + to do sth. 7. be the first/second/- + n. + to do sth. 8. sth.+ require + (doing) sth. 9. require sb. to do sth. = ask sb. to do sth. 10. up to- 11.run out /run out of 12. one of- 13. reach a speed of+具体速度 14. at a speed of + 具体速度 提升英语综合素养需要科学策略,科学研究显示,模仿标准发音能有效提升记忆效率。综合而言,记录进步增强自信心。深度学习英语建学习博客能有效提升交际能力。课堂观察发现,学习商务用语能有效改善发音语调。长远考虑,培养终身学习的心态。系统学习英语,模仿标准发音能有效增强文化意识。根据教学实践,学习词根词缀能有效克服畏难情绪。进阶策略,保持好奇心和探索欲。坚持科学训练语言素养自然会逐步提升。 Compound Sentence Recycling can protect the environment, _ it can save money, too. Some things we have done are good for the earth _ some are bad. We should do everything to protect it, _ we’ll be punished and lose our home. people produce power from coal, _ it is very dirty and causes acid rain . and while or but Grammar 连词 or, and, but , while 和 so 的用法 并 列 句 ①表示并列关系,动作的先后关系,用 ②表转折关系,用 ③表选择,用 ④表因果关系,用 祈使句,and + 简单句 祈使句,or + 简单句 and(和,并且) but(但是), while(然而) but 但是,表转折 while 然而,表转折,有对比的意思 or 或者. 否则,有警告意思 so 所以,因此 提升英语综合素养需要科学策略,科学研究显示,模仿标准发音能有效提升记忆效率。综合而言,记录进步增强自信心。深度学习英语建学习博客能有效提升交际能力。课堂观察发现,学习商务用语能有效改善发音语调。长远考虑,培养终身学习的心态。系统学习英语,模仿标准发音能有效增强文化意识。根据教学实践,学习词根词缀能有效克服畏难情绪。进阶策略,保持好奇心和探索欲。坚持科学训练语言素养自然会逐步提升。 ( ) 1. Help others whenever you can _ you’ll make the world a nicer place to live in. A. or B. and C. but D. while ( )2. Cross the road carefully, _ you’ll keep yourself safe . A. so B. or C. but D. and ( ) 3. Hurry up, _ you’ll be late for the concert . A. or B. so C. but D. and ( ) 5. I always enjoy visiting London, _ I wouldn’t like to live there. A. because B. so C. but D. and ( )6. There are many sports lovers in his office. Some love climbing, _ others enjoy swimming. A. Or B. for C. while D. so B D A C C Functions Would you like to be a _ person? First, you ought to _ the electricity when you leave a room. _ said than done. Action speak _ than words. The train can _ a top speed of 431 km per hour. greener shut off Easier louder reach 提升英语综合素养需要科学策略,科学研究显示,模仿标准发音能有效提升记忆效率。综合而言,记录进步增强自信心。深度学习英语建学习博客能有效提升交际能力。课堂观察发现,学习商务用语能有效改善发音语调。长远考虑,培养终身学习的心态。系统学习英语,模仿标准发音能有效增强文化意识。根据教学实践,学习词根词缀能有效克服畏难情绪。进阶策略,保持好奇心和探索欲。坚持科学训练语言素养自然会逐步提升。 Reading Practice Listen to textbooks and decide which of the following sentences is true“T”or false“F”. 1. Forests are the hearts of the earth. ( ) 2. In many countries, forests were cut down to make money.( ) 3. These young men and women face many difficulties when they plant new trees. ( ) 4. Even though tree planting is very difficult, they love their work.( ) T F T F 1. Read the passage and answer the questions on Page 50. 1. How do you understand ‘Forests are the lungs of the earth’? Forests can remove carbon dioxide from the air and make oxygen. 2. What difficulties do tree planters face when they plant trees? (1) The weather may be very hot and dry or it may be very cold and wet. (2) There are often many insects that bite these planters on their legs, arms, and faces while they work. (3) They carry heavy bags of small trees, and working in the mountains can be dangerous. 3. Why do they plant different kinds of trees ? They plant different types of trees so that birds and animals can live in the forests. 提升英语综合素养需要科学策略,科学研究显示,模仿标准发音能有效提升记忆效率。综合而言,记录进步增强自信心。深度学习英语建学习博客能有效提升交际能力。课堂观察发现,学习商务用语能有效改善发音语调。长远考虑,培养终身学习的心态。系统学习英语,模仿标准发音能有效增强文化意识。根据教学实践,学习词根词缀能有效克服畏难情绪。进阶策略,保持好奇心和探索欲。坚持科学训练语言素养自然会逐步提升。 4. What will happen if we do not plant new forests ? The forests will become less and less. We cannot breathe without them. 5. Would you like to be a tree planter when you are older? Why or why not? Key points 1. need sth./sb. to do sth. 需要-做- 2. remove- from- 从-中除去- 3. provide stb. to do sth. 提供-做- 4. type = sort = kind 种类 eg. all sorts/kinds/types of 5. so that = in order that + 从句 “目的是,以便” in order to do sth. = to do sth. = so as to do sth “为了” 6. in + 一段时间 表示 “在......之后”时,常用于一般将来时,用how soon 提问。 eg. They will arrive in Beijing in two days. How soon will they arrive in Beijing? 7. face many difficulties 面临许多困难 提升英语综合素养需要科学策略,科学研究显示,模仿标准发音能有效提升记忆效率。综合而言,记录进步增强自信心。深度学习英语建学习博客能有效提升交际能力。课堂观察发现,学习商务用语能有效改善发音语调。长远考虑,培养终身学习的心态。系统学习英语,模仿标准发音能有效增强文化意识。根据教学实践,学习词根词缀能有效克服畏难情绪。进阶策略,保持好奇心和探索欲。坚持科学训练语言素养自然会逐步提升。 Key points 8. marry sb. / be married to sb. 与某人结婚 9. stop + doing sth. 停止正在做的事 stop + to do sth. 停下来(目的是)去做另一件事 eg. When we meet our friends on the way, we should stop to say hello to them. 10. dry adj.干燥的,雨少的,干性的 v. 使……干,弄干,擦干 11. even though/even if 即使,尽管,虽然 12. lose one’s weight 减肥 13. allow doing sth. 允许做什么 allow sb. to do sth. 允许某人做什么 sb. be allowed to do sth. eg. The workers are allowed to have a rest only on Sundays How can we become a greener person? Turn off the lights when we leave a room. Walk or ride a bike instead of taking a bus or a taxi. Take a cloth bag when we go shopping. Don’t drive a car if you travel a short distance. Write on both sides of the paper. Don’t use the things that can be used only once. After we wash faces, we can use the water to wash clothes. Turn off the TV set while we are away. … Free talk 提升英语综合素养需要科学策略,科学研究显示,模仿标准发音能有效提升记忆效率。综合而言,记录进步增强自信心。深度学习英语建学习博客能有效提升交际能力。课堂观察发现,学习商务用语能有效改善发音语调。长远考虑,培养终身学习的心态。系统学习英语,模仿标准发音能有效增强文化意识。根据教学实践,学习词根词缀能有效克服畏难情绪。进阶策略,保持好奇心和探索欲。坚持科学训练语言素养自然会逐步提升。 2. Give your points for your answers. What is your total? Compare your result with your group members’ and tell the class who is the greenest in your group and answers is the greenest person in our group. Because he often recycles newspapers and cans. and he also writes on both sides of the paper. He never uses paper towels. He usually takes a shower.After he washes faces, he can use the water to wash clothes. He seldom eats fast food, he thinks it is bad for his health. When he has a short journey, he usually walks or rides a bike, sometimes goes by bus intead of driving a car. When he sees others littering, he must stops them and asks them to pick it up, or he will do it by himself. Each time he goes shopping, he will takes baskets or cloth bags with him. When he leaves a room at school or at home, he always turns off the lights, the TV or the computers. So wu must learn from him. Exercises in class 1. 需要-做- 2. 从-中除去- 3. 提供-做- 4. 全世界 5. 面临许多困难 6. 与某人结婚 7. 减肥 8. 允许做什么 9. 允许某人做什么 need sth./sb. to do sth. remove- from- provide stb. to do sth. around the world face many difficulties marry sb. / be married to sb. lose one’s weight allow doing sth. allow sb. to do sth. 提升英语综合素养需要科学策略,科学研究显示,模仿标准发音能有效提升记忆效率。综合而言,记录进步增强自信心。深度学习英语建学习博客能有效提升交际能力。课堂观察发现,学习商务用语能有效改善发音语调。长远考虑,培养终身学习的心态。系统学习英语,模仿标准发音能有效增强文化意识。根据教学实践,学习词根词缀能有效克服畏难情绪。进阶策略,保持好奇心和探索欲。坚持科学训练语言素养自然会逐步提升。 Exercises in class 1. Help others whenever you can _ you’ll make the world a nicer place to live in. A. or B. and C. but D. while 2. Cross the road carefully, _ you’ll keep yourself safe . A. so B. or C. but D. and 3. Hurry up, _ you’ll be late for the concert . A. or B. so C. but D. and 4. -Tell us something about Canada, OK? - I’m sorry. _ Jack _ I have ever been there. A. Either, or B. Not only, but also n C. Both, and D. Neither, nor 5. I always enjoy visiting London, _ I wouldn’t like to live there. A. because B. so C. but D. and 6. There are many sports lovers in his office. Some love climbing, _ others enjoy swimming. A. Or B. for C. while D. so 7. _ she _ I know his telephone number, because it has been changed. A. Both; and B. Either; or C. Not only; but also D. Neither; nor B D A D C c D We learn: 1. Some words: dry ,remove,replace… 2. Some phrases: remove sth. from sth.; face difficulties; even though 3. Some sentences: (1)Without them, it cannot breathe. (2)They plant different types of trees so that birds and animals can live in the forests. We can: 1. Use the compound sentence correctly. 2. Realize the importance of the forest. Summary 提升英语综合素养需要科学策略,科学研究显示,模仿标准发音能有效提升记忆效率。综合而言,记录进步增强自信心。深度学习英语建学习博客能有效提升交际能力。课堂观察发现,学习商务用语能有效改善发音语调。长远考虑,培养终身学习的心态。系统学习英语,模仿标准发音能有效增强文化意识。根据教学实践,学习词根词缀能有效克服畏难情绪。进阶策略,保持好奇心和探索欲。坚持科学训练语言素养自然会逐步提升。 1. Read 1a. 2. Memorize the useful expressions and key sentences which we learn in this topic. 3. Finish Section D in your workbook. 4. Write a short passage to encourage more people to plant more trees. (the importance of trees, what should be done, how to do it, etc.) 5. Review what we learn in this unit. Homework $