Unit 2 Topic 2 Section B 课件 2025-2026学年仁爱科普版（2012）英语九年级上册

该初中英语课件围绕“空气污染与环保”主题，聚焦环保词汇、不定代词用法及相关句型，通过图片提问导入，结合听力排序、正误判断等活动激活旧知，搭建从输入到阅读文本的学习支架，帮助学生理解环保问题及行为规范。 其亮点在于融合语言能力与思维品质培养，利用音频材料辅助听力训练，通过阅读填表、不定代词对比辨析及小组讨论“校园不良习惯改进”等活动，让学生在真实语境中运用语言，提升环保意识与社会责任感。小结清晰梳理知识，助学生系统掌握，也为教师提供丰富教学资源。

Unit 2 Loving Our Planet Topic 2 All these problems are very serious Section B Air pollution What can you see in the pictures? Lead-in 2 3 4 1 5 1b Listen to 1a and number the following pictures. Pre-reading 1. ( ) The article is about the noise pollution in China. 2. ( ) China has become the second largest producer and user of coal in the world. 3. ( ) The government is doing something useful to protect the environment. 4. ( ) None of us likes pollution. 5. ( ) Everyone should care for wild animals and plant fewer trees. F F T T air Listen and mark T or F. F more largest Pre-reading 单击此处编辑母版文本样式 第二级 第三级 第四级 第五级 1c Read 1a and complete the table. Should do Shouldn’t do 1._ _ wild animals 2.plant _ _ 3.do _ we can 1._ rubbish here and there 2._anywhere in public 3._ on grass 4. pick _ care for more trees everything leave spit walk flowers Reading task 1 Kangkang is reading an article about _ pollution in China. It says that China has become the world’s _ producers and _ of coal. As a result, air pollution has become a serious problem. But the government is doing _ _to protect the environment. We should do _ we can to protect the environment. We _ leave rubbish here and there. Don’t _ anywhere in public. Don’t walk on grass or _ flowers. Everyone should _ _ wild animals and plant more trees. air largest user something useful everything shouldn’t spit pick care for Retell Dear Headmaster, I’m writing to tell you _important. Nobody likes to be untidy. However, some students throw waste paper and bottles _. We all need a quiet place to study, but some students often make too much noise at school. Worst of all, some of them are quite rude when talking to_. _ knows their behavior is bad, but _of us knows how to stop them. I think we should make rules to change the situation. _ who breaks the rules will be punished. Perhaps it will be hard for us to keep the rules in the beginning, but if_does his or her best to follow the rules, our school environment will improve. Sincerely, Kangkang Everyone/Everybody none everyone/everybody Anyone 2 Listen to the letter and help Kangkang to complete it . Then read it aloud as accurately as possible. others everywhere something Let’s do 1.None of us likes pollution. 没人喜欢污染。 pron.没有一个, 毫无 none和no one 的区别; No one 1)不与of连用;2)谓语动词用单数;3)只能指人,但不具体指什么人;4)一般用来回答who,及含anyone, anybody引起的疑问句。 None 1)可与of连用;2)谓语动词用单或复数;3)具体指什么人或物;4)一般用来回答how many +n, how much +n及含any +n引起的疑问句。 Language points 4.But the government is doing something useful to protect the environment. 政府正在做一些有益的事情来保护环境。 3.We shouldn’t leave rubbish here and there.我们不应该随处乱扔垃圾。 在多处 n.垃圾,废弃物 2. Everyone should care for wild animals and plant more trees .每一个人都应该爱护野生动物,种更多的树。 adj.野生的,野的 不定代词+形容词 Language points Use everything, everyone, anywhere, something to fill in the blanks. But the government is doing _ useful to protect the environment. _ should care for wild animals and plant more trees. Don’t spit _ in public. We should do _ we can to protect the environment. something Everyone anywhere everything Let’s do Example : As we all know, air pollution has become a serious problem? Everybody knows air pollution has become a serious problem. 1.None of us would like to see dirty water and rubbish lying around . _ would like to see the dirty water and rubbish lying around . 2. We should follow social rules and spit nowhere in public . We should follow social rules and not spit _in public. 3. We should do everything to protect the environment in our daily lives . We shouldn’t do _ to destroy the environment in our daily lives . Nobody anywhere anything 3.Read and understand the sentences. Let’s do 4 Discuss the following questions in groups and try to find the solutions. 1. Do you have any bad habits when you are at school? What are they? _ 2. How can you make your school look better? _ Let’s do Activity Talk about your own bad habits and how to make the campus better. Please share your opinions with us. Sample 1: I often forget to turn off the lights when I leave the classroom. I think it doesn’t matter if the lights are on for a little while. And I often waste some paper after I only use a small part of it. I like to use new paper. But now I realize these habits are really bad ones, so I hope every one of us can save energy from now on. Sample 2: I always make loud noise between classes. It disturbs others. I often throw rubbish around in a corner if there is nobody. But from now on, I will remember to get rid of the bad habits. If everyone can follow the school rules, our campus will become more beautiful. 1. 有关中国的空气污染问题 2. 世界上最大的煤炭生产国和消费国 3. 采取有效措施 4. 为了保护环境 5. 我们当中没有人 6. 到处丢垃圾 7. 在公共场合随地吐痰 8. 践踏草坪或采摘花朵 9. 保护野生动物 10. 尽我们所能 about air pollution in China do something useful none of us spit anywhere in public care for wild animals do everything we can the world’s largest producer and user of coal to protect environment walk on grass or pick flowers leave rubbish here and there Find out the phrases. Exercise 单项选择。 ( )1. Mr. Chen came in and said he had _ to tell class. A. anything important B. important something C. something important ( )2. We should do our best _ the environment. A. protect B. to protect C. to protecting ( )3. All the students have gone on a field. There is _ in the classroom. A. nobody B. somebody C. anybody ( )4. _ the girls has been to college. A. Two of B. All of C. None of ( )5.——Is there _ in today’s newspaper? ——No, there’s _. A. anything special; nothing unusual B. something special; nothing unusual C. special anything; unusual nothing Exercise 用不定代词或不定副词填空(每词不限次数)。 Something nothing anywhere nobody Anything somebody anybody none A:Look into the forest!There is_ moving in the trees. B:But we can’t see _ . A: _ ?There must be_ wrong with your eyes. B: _of us has _wrong with our eyes.It’s yours! A:I see _ walking in the forest. B:Somebody?I think _ would like to walk in such a place. A:No,I think_ except you would like to walk in it. B:Can you go _by yourself? A:You bet! something anything Nothing something None anything somebody nobody anybody anywhere Exercise We learn: Some words: 2. Some phrases: 3. Some sentences : We can: 1. Use the indefinite pronouns correctly. 2. Use the proper ways to protect the environment. ①None of us likes pollution . ②Don’t spit anywhere in public. ③Everyone should care for wild animals and plant more trees. ④We should do everything we can to protect the environment. do something useful none of us spit everywhere in public walk on grass or pick flowers throw here and there none, rubbish, wild, nobody, Summary 17 $