Unit2 Topic1 SectionA 课件-2025-2026学年仁爱科普版（2012）九年级英语上册

该初中英语课件围绕“污染与环保”主题，涵盖mess、pour等词汇，there be...doing sth.等句型及一般过去时与现在完成时用法。通过野餐情境导入，对比西山过去化工厂废水与现在鲜花绿树，搭建旧知（过去式）与新知（环境变化描述）的学习支架。 其亮点在于融合任务型教学与多技能训练，通过Pre-listening对比表格、对话创编等活动，培养学生语言能力与思维品质。融入“绿水青山就是金山银山”理念，结合选做作业（搜索环境图片）提升学习能力。学生在实践中增强环保意识和语言运用能力，教师可借助结构化活动高效开展教学。

Section A （仁爱科普版）九年级 上 Unit 2 Saving the earth Topic 1 Pollution has caused too many problems. Let`s review ! mess pour waste chemical factories shame pollute butterfly bee 2 Let`s review ! mess pour chemical factories shame pollute butterfly bee 3 Let`s review ! mess pour waste chemical factories shame butterfly bee 4 Let`s review ! pour waste chemical factories shame pollute butterfly bee 5 Let`s review ! mess pour waste chemical factories shame pollute butterfly 6 Let`s review ! mess waste chemical factories shame pollute butterfly bee 7 Let`s review ! mess pour waste chemical factories pollute butterfly bee 8 Let`s review ! mess pour waste shame pollute butterfly bee 9 Let`s review ! mess pour waste chemical factories shame pollute bee 10 Learning objectives After learning the lesson, we can: 01 02 03 掌握以下单词: mess、several、chemical factories、pour、waste、shame、bee、butterfly等。 掌握以下短语: pour...into.../There be...doing sth./ What a shame!/ see...doing 等。 了解污染，要学会保护环境。 1 Lead-in 2 Have you ever had a picnic? Where did you go? Kangkang and his friends are also planning to have a picnic. They will go to the West Hill. Lead-in 2 Pre-listening 3 a place with beautiful flowers green trees ... chemical factories waste water ... P N N N While-listening 4 1b Listen to 1a and mark the words with P (Past) or N (Now). ____ beautiful ____ butterflies ____ grass ____ factory ___ bees ____ fresh ____ clean ____waste water P N N N 1c Read 1a and complete the sentences in the table. Then retell 1a to your partner. Reading 4 Two years ago Now 1. It was a _______________. 2. There were several____________________ pouring __________________into the stream. 1. The air is ________and the water is ___________. 2. You can see ____________________ dancing. 3. _____________ has changed. mess fresh clean bees and butterflies Everything chemical factories waste water Retell 5 You can do it like this: Two years ago, it was... in West Hill. There were...into the stream. But now, It has become.... The air... and the water.... You can see....... Everything.... Retell the changes in West Hill to your partner according to the table. 1. go-went-gone 2. is-was-been 3. hear-heard-heard 4. become-became -become 表建议句型： 1. shall we do...? 2. Would you like to do...? 3. What about doing...? 4. Why not do...? 5. Let's do .... there be...doing 感叹句： What a + 形容词+名词 see sb./sth. doing看见...正在做某事 do 看见全程 done 看见...被... 1.看见某人正在做某事 see sb doing sth Key points 2.多么羞耻啊！ 3.有某人正在做某事 4.化工厂 5.把...倒入 6.废水 7.野炊 What a shame! there be sb/sth doing sth chemical factories pour...into waste water have a picnic 8.我们将要去哪里？ Where shall we go? 9.听起来真不错！ Sounds great! 19 2025/12/23 Let's do some exercise ! ( ) 1. Look! There are some boys ________ on the playground. B. are playing football C. play football A. playing football 2025/12/23 A ( ) 2. — I’m sorry I can’t go shopping with you. I am ill. — ________ B. It’s a shame! A. What a mess! C. What a shame! 2025/12/23 C ( ) 3. — Don’t ________ water. We must save every drop of it. — Sorry, I won’t do it again. A. play C. leave B. waste 2025/12/23 B 4. Work in groups and talk about pollution in a place you are familiar with. Use the following expressions. Oh, my goodness! ... ago, it was.... Now, ... have/has come back. Everything has changed. Post-listening 8 9 a place with beautiful flowers green trees ... chemical factories waste water ... Thinking What has happened? What should we do? We shouldn try our best to protect our living space more. Clean water and green mountains are mountains of gold and silver. 26 1. Express exclamation: What a shame! =What a pity! Sounds great! 2. Know the importance of protecting the environment. 1. Some words: bee, butterfly, mess, shame, several, pour, waste, village, destroy, cut down, goodness 2. Some phrases: see sb./sth.doing sth. see sb./sth. do sth. pour…into... 3. Some sentences: There are…doing… We learn: We know: Summary 10 Homework Must do： 1.Recite the vocabulary and the sentence structures. Choose to do： 1. Rewrite 1a into a short piece of text. Pay attention to tense. 2. Search some pictures about the environment. 11 2 Work in pairs. Look at the pictures and make up conversations. village/flowers and grass villagers/ distroy hill/ trees farmers/cut down 2 Work in pairs. Look at the pictures and make up conversations. village/flowers and grass villagers/ distroy lake/fish factory/pollute 3 A. Listen to the sentences and number the pictures. 4 6 4 1 2 3 5 B. Listen again and complete the sentences. 1. People ______ ______ ______ trees. Now I have enough leaves to eat. 2. I live in trees. People have stopped ______ ______ trees. So I have more family members. 3. Leaves and grass ____________ many years ago. But now they have come back. I can have enough food. 4. I have found more bamboo on the mountain. I don't have to ______ ______ ______ any more. 5. In recent years, I ______ ______ _________ ________ to make the sea clean again. 6. I couldn't live in the river because it ______ ______ ______ for me to live in. Now it has become clean again, so I am safe. have planted more cutting down disappeared worry about food have seen people's effort was too dirty Try hard OK Good Excellent Read and write new words. Know the differences between simple past and present perfect. Talk about the changes based on pictures and texts by listening to 1a and speaking activities. Make up a new conversation by using simple past and present perfect. Assessment 7 null 59871.527 null 21498.799 null 125392.18 null 117633.055 $