Unit 2 Saving the Earth-Topic 2 All these problems are very serious.-Section A-ppt课件-(含教案)-市级公开课-仁爱科普版九年级上册(编号：90c77).zip
Do you know how sandstorms come into being? Number the pictures and talk about the sandstorm in groups. wash the earth awaymany treeschange into desert forests gone sandstorms come into being cut down trees 1 6 5 4 3 2 3 at first, then, next, finally, Try to use some words to keep all the sentences connected, such as: Although the sandstorm is really serious in some places , we can still do something to change the situation. We can reduce cutting down trees and plant more trees. Trees are very important for we human beings. 1b Listen to 1a and check the correct answers. According to 1a, the trees functions are _. Trees can keep us cool in summer. Trees can stop the wind from blowing the earth away. A lot of water can be saved by forests. Trees can stop the water from washing the earth away. Trees can provide us with clean air. Read 1a and answer the questions: 1. Whats the weather like? 2. What causes the sandstorms according to 1a? 3. What have we done to protect the environment? The weather is bad. People have cut down too many trees. As a result, a lot of rich land has changed into desert. We have built “The Green Great Wall” to protect the environment. Read 1a aloud and practice the conversation in pairs. What bad weather! The wind is so strong! And the sand really hurt my face. While I was walking down the street just now, I couldnt see anything. I am sorry to hear that. What causes these sandstorms? People have cut down too many trees. As a result, a lot of rich land has changed into desert. Thats bad. A: B: A: B: Part 1 How can that affect the weather? Trees can stop the wind from blowing the earth away. And a lot of water can be saved by forests. The can also stop the water from washing the earth away. Cutting down trees is harmful to human beings, animals and plants. Although we have built “The Great Wall”, we still need to do something to protect the environment. Read 1a aloud and practice the conversation in pairs. Part 2 A： A： B： 1.What bad weather!= How bad the weather is! 2. as a result 结结果 3.stop from doing sth. 阻止做 4.be saved 被动态动态 ：be +动词动词 的过过去分词词 5.blow away 把吹走 6.wash away 把冲走 7.do something to 做点来 Notes: Exercises: 1.沙尘尘暴让让人们们无法呼吸新鲜鲜的空气。 The sandstorm _ people _ taking a fresh breath. 2. 大量的树树被人类类砍掉。 A large number of trees _ by human beings. 3. 你想表达今天天气很糟糕，你会怎么说说？ 4. The weather is so bad. _, we can just stay at home instead of going outside. stopsfrom are cut down What bad weather!/How bad the weather is! As a result Sandstorms have been very serious in Beijing. And the government plans to take some measures to help change the situation. Do you have any advice? Please write a passage. Work in groups to discuss.Project （The following pictures may help you.） Homework Make an English poster about the sandstorm. Thank you!Thank you! ByebyeByebye! ! U2T2SA 1 Topic 2 All these problems are very serious. Section A . Material analysis 本课是九年级第二单元第二话题的第一课时。主活动是 1a。1a 通过 Kangkang 向他的同伴 Maria 和 Jane 抱怨恶劣的天气，引出本 课的功能意念：抱怨和责备。同时也初步呈现了本单元的语法点：不定代词和不定副词。1b 主要培养听力策略，即重点听对话的大意。 1c 侧重于考查归纳总结的能力。在 2 中，通过“用所给词的正确形式填空”这种题型，巩固 1a 中的重点语言点。借助 3 的图片和信息提 示，进一步形象地了解沙尘暴形成的过程。通过 4 的听力练习，提高学生听取文段细节的能力。本课通过谈论沙尘暴的成因说明了树 木对环境保护的重要作用。同时也让学生了解天气与人类活动的关系，关注全球的环境问题。 .Teaching aims 1.Knowledge aims： 掌握本课的重点词汇和短语，谈论沙尘暴的成因。 初步感知不定代词和不定副词的用法。 2.Skill aims: 能听懂谈论沙尘暴成因的对话。 能够从所听材料中获得有效的细节信息。 九年级上册教学案例设计 2 能够根据图片和信息提示词描述沙尘暴形成的过程。 3. Emotional aims: (optional) 让学生了解环境污染的严峻形势，引导学生爱护大自然，爱护花草树木，树立绿色环保意识。 4. Culture awareness: (optional) 通过课文的学习，让学生了解沙尘暴形成的原因和过程，关注全球的环境问题。 . The key points and difficult points 1. Key points: Words and phrases: sand, although, sandstorm, desert, human being, reduce, completely, change into, stop from, blow/ wash away, as a result Sentences: A lot of water can be saved by forests. Although we have built “The Green Great Wall”, we still need to do something to protect the environment. Grammar: Indefinite pronoun and adverb. 2. Difficult points： 能够从所听材料中获得有效的细节信息来补全句子。 能够根据图片和信息提示词描述沙尘暴形成的过程。 . Learning strategies 通过引导学生在听前讨论相关话题，培养学生形成听前熟悉、预测听力材料的学习习惯。 U2T2SA 3 通过 3 中的插图预测并描述新话题，培养学生的逻辑推理能力。 . Teaching aids 关于沙尘暴的视频和图片，幻灯片等。 . Teaching procedures Stage (time period) Interaction patterns Teacher activity 1 Getting students ready for learning （3 mins) Class activity Talk about different feelings in different weather and then show a picture of the sandstorm. T: Hi, nice to see you here! Ss: Nice to see you, too! T: Whats the weather like today? Ss: Its hot./Its sunny./Its a fine day. T: I feel happy in such weather. How do you feel? Ss: T: Yes, and how do you feel in this kind of weather? Ss: T: Then what is the weather like in this picture? 九年级上册教学案例设计 4 Ss: Its rainy. T: How do you feel? Ss: T: Whats the weather like now? Do you still feel cool? Ss: T：We call it “sandstorm”. Now read after me, “sandstorm”. (Point to the new word on the blackboard.) Ss: “sandstorm”, “sandstorm”, “sandstorm” T: And now you can guess what the meaning of “sand” is. Ss: 沙子。 T: Yes, you are right. “Sand”. Ss: “sand, sand, sand”. T: And we have learned a similar word before, “rainstorm”. Do you know? 2 Lead-in (3 mins) Class activity Show a video of the sandstorm coming into being, and lead Ss to think about how sandstorm comes into being and number the pictures in 3. T: OK, we dont like sandstorms, right? But do you know how sandstorm comes into being? U2T2SA 5 Please watch the video to find out the answer. T: Now, we know that at first, there were many trees, right? And then? Ss: People cut down trees. T: OK, now please turn to Page 36 and number the pictures according to the changing steps. T: Now Id like a student to tell me the correct order. Please do as this: one, many trees, OK? Now I will start. One, many trees. S1: Two, cut down trees. Three, forests gone. Four, wash the earth away. Five, change into desert. Six, sandstorms come into being. 3 Pre-listening (5 mins) Group work Let the Ss talk about the sandstorm according to the pictures and the given words in 3 in groups. T: Yeah, you are right. With the help of pictures and the words below, can you talk something about the sandstorm? Ss: Yes. T: Now discuss with your group members. 九年级上册教学案例设计 6 T: OK, who can try? S1: Long ago, there were lots of trees and forests. But people needed some wood to build houses and do other things, so they cut down the trees day by day. And the forests have gone slowly S2: 4 While-listening (5 mins) Individual work Step 1: Lead-in T: Although the sandstorm is really serious in some parts of the world, we can still do something to prevent it. (Teach the new word “although”) T: For example, we can reduce cutting down trees. Because trees are really important to we human beings. (Teach “reduce” and “human beings”). So do you know why trees are important to us? What can trees do for us? T: For example, look at the blackboard. (Write a man sitting under the tree) I think the tree can help protect us from the sun. What else can a tree do for us? Now, lets listen to 1a and try to find out the trees functions according to 1a. OK? U2T2SA 7 Check the answers, and ask the three students to write down the three functions of trees on the blackboard. 5 Post-listening (12 mins) Individual work Pair work Step 2: Let the Ss read 1a and answer the three questions. T: Now please read 1a by yourself and try to answer the following questions. S1: S2: S3: Step 3: Practice the conversation. T: Now, look at here. I have divided 1a into 2 parts. And here is the 1st part. You are going to practice 1a like this, and then some sentences will be covered when you act it out. Pair 1: T: Now this is the Part 2. Again some sentences will be covered. Pari 2: 7 Project (10 mins) Group workStep 1: Talk in groups about the advice of helping the government dealing with the sandstorm problem. Ask two students to present their results. Summarizing Class activityStep 1: Help Ss to have a conclusion of the lesson according to the new words and sentences 九年级上册教学案例设计 8 and Assigning homework (2 mins) written on the blackboard. Finally, call on the Ss to be a greener person. Step 2: HMK: Make an Enlish poster about the sandstorm. . Blackboard design Unit 2 Topic 2 All these problems are very serious. Words/ Phrases: sand / sandstorm although desert reduce change into human being Trees Functions: 1. Trees can stop the wind from blowing the earth away. 2. A lot of water can be saved by forests. 3. Trees can stop the water from washing the earth away. Section A Lets be a greener person!
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Do you know how sandstorms come into being? Number the pictures and talk about the sandstorm in groups. wash the earth awaymany treeschange into desert forests gone sandstorms come into being cut down trees 1 6 5 4 3 2 3 at first, then, next, finally, Try to use some words to keep all the sentences connected, such as: Although the sandstorm is really serious in some places , we can still do something to change the situation. We can reduce cutting down trees and plant more trees. Trees are very important for we human beings. 1b Listen to 1a and check the correct answers. According to 1a, the trees functions are _. Trees can keep us cool in summer. Trees can stop the wind from blowing the earth away. A lot of water can be saved by forests. Trees can stop the water from washing the earth away. Trees can provide us with clean air. Read 1a and answer the questions: 1. Whats the weather like? 2. What causes the sandstorms according to 1a? 3. What have we done to protect the environment? The weather is bad. People have cut down too many trees. As a result, a lot of rich land has changed into desert. We have built “The Green Great Wall” to protect the environment. Read 1a aloud and practice the conversation in pairs. What bad weather! The wind is so strong! And the sand really hurt my face. While I was walking down the street just now, I couldnt see anything. I am sorry to hear that. What causes these sandstorms? People have cut down too many trees. As a result, a lot of rich land has changed into desert. Thats bad. A: B: A: B: Part 1 How can that affect the weather? Trees can stop the wind from blowing the earth away. And a lot of water can be saved by forests. The can also stop the water from washing the earth away. Cutting down trees is harmful to human beings, animals and plants. Although we have built “The Great Wall”, we still need to do something to protect the environment. Read 1a aloud and practice the conversation in pairs. Part 2 A： A： B： 1.What bad weather!= How bad the weather is! 2. as a result 结结果 3.stop from doing sth. 阻止做 4.be saved 被动态动态 ：be +动词动词 的过过去分词词 5.blow away 把吹走 6.wash away 把冲走 7.do something to 做点来 Notes: Exercises: 1.沙尘尘暴让让人们们无法呼吸新鲜鲜的空气。 The sandstorm _ people _ taking a fresh breath. 2. 大量的树树被人类类砍掉。 A large number of trees _ by human beings. 3. 你想表达今天天气很糟糕，你会怎么说说？ 4. The weather is so bad. _, we can just stay at home instead of going outside. stopsfrom are cut down What bad weather!/How bad the weather is! As a result Sandstorms have been very serious in Beijing. And the government plans to take some measures to help change the situation. Do you have any advice? Please write a passage. Work in groups to discuss.Project （The following pictures may help you.） Homework Make an English poster about the sandstorm. Thank you!Thank you! ByebyeByebye! ! U2T2SA 1 Topic 2 All these problems are very serious. Section A . Material analysis 本课是九年级第二单元第二话题的第一课时。主活动是 1a。1a 通过 Kangkang 向他的同伴 Maria 和 Jane 抱怨恶劣的天气，引出本 课的功能意念：抱怨和责备。同时也初步呈现了本单元的语法点：不定代词和不定副词。1b 主要培养听力策略，即重点听对话的大意。 1c 侧重于考查归纳总结的能力。在 2 中，通过“用所给词的正确形式填空”这种题型，巩固 1a 中的重点语言点。借助 3 的图片和信息提 示，进一步形象地了解沙尘暴形成的过程。通过 4 的听力练习，提高学生听取文段细节的能力。本课通过谈论沙尘暴的成因说明了树 木对环境保护的重要作用。同时也让学生了解天气与人类活动的关系，关注全球的环境问题。 .Teaching aims 1.Knowledge aims： 掌握本课的重点词汇和短语，谈论沙尘暴的成因。 初步感知不定代词和不定副词的用法。 2.Skill aims: 能听懂谈论沙尘暴成因的对话。 能够从所听材料中获得有效的细节信息。 九年级上册教学案例设计 2 能够根据图片和信息提示词描述沙尘暴形成的过程。 3. Emotional aims: (optional) 让学生了解环境污染的严峻形势，引导学生爱护大自然，爱护花草树木，树立绿色环保意识。 4. Culture awareness: (optional) 通过课文的学习，让学生了解沙尘暴形成的原因和过程，关注全球的环境问题。 . The key points and difficult points 1. Key points: Words and phrases: sand, although, sandstorm, desert, human being, reduce, completely, change into, stop from, blow/ wash away, as a result Sentences: A lot of water can be saved by forests. Although we have built “The Green Great Wall”, we still need to do something to protect the environment. Grammar: Indefinite pronoun and adverb. 2. Difficult points： 能够从所听材料中获得有效的细节信息来补全句子。 能够根据图片和信息提示词描述沙尘暴形成的过程。 . Learning strategies 通过引导学生在听前讨论相关话题，培养学生形成听前熟悉、预测听力材料的学习习惯。 U2T2SA 3 通过 3 中的插图预测并描述新话题，培养学生的逻辑推理能力。 . Teaching aids 关于沙尘暴的视频和图片，幻灯片等。 . Teaching procedures Stage (time period) Interaction patterns Teacher activity 1 Getting students ready for learning （3 mins) Class activity Talk about different feelings in different weather and then show a picture of the sandstorm. T: Hi, nice to see you here! Ss: Nice to see you, too! T: Whats the weather like today? Ss: Its hot./Its sunny./Its a fine day. T: I feel happy in such weather. How do you feel? Ss: T: Yes, and how do you feel in this kind of weather? Ss: T: Then what is the weather like in this picture? 九年级上册教学案例设计 4 Ss: Its rainy. T: How do you feel? Ss: T: Whats the weather like now? Do you still feel cool? Ss: T：We call it “sandstorm”. Now read after me, “sandstorm”. (Point to the new word on the blackboard.) Ss: “sandstorm”, “sandstorm”, “sandstorm” T: And now you can guess what the meaning of “sand” is. Ss: 沙子。 T: Yes, you are right. “Sand”. Ss: “sand, sand, sand”. T: And we have learned a similar word before, “rainstorm”. Do you know? 2 Lead-in (3 mins) Class activity Show a video of the sandstorm coming into being, and lead Ss to think about how sandstorm comes into being and number the pictures in 3. T: OK, we dont like sandstorms, right? But do you know how sandstorm comes into being? U2T2SA 5 Please watch the video to find out the answer. T: Now, we know that at first, there were many trees, right? And then? Ss: People cut down trees. T: OK, now please turn to Page 36 and number the pictures according to the changing steps. T: Now Id like a student to tell me the correct order. Please do as this: one, many trees, OK? Now I will start. One, many trees. S1: Two, cut down trees. Three, forests gone. Four, wash the earth away. Five, change into desert. Six, sandstorms come into being. 3 Pre-listening (5 mins) Group work Let the Ss talk about the sandstorm according to the pictures and the given words in 3 in groups. T: Yeah, you are right. With the help of pictures and the words below, can you talk something about the sandstorm? Ss: Yes. T: Now discuss with your group members. 九年级上册教学案例设计 6 T: OK, who can try? S1: Long ago, there were lots of trees and forests. But people needed some wood to build houses and do other things, so they cut down the trees day by day. And the forests have gone slowly S2: 4 While-listening (5 mins) Individual work Step 1: Lead-in T: Although the sandstorm is really serious in some parts of the world, we can still do something to prevent it. (Teach the new word “although”) T: For example, we can reduce cutting down trees. Because trees are really important to we human beings. (Teach “reduce” and “human beings”). So do you know why trees are important to us? What can trees do for us? T: For example, look at the blackboard. (Write a man sitting under the tree) I think the tree can help protect us from the sun. What else can a tree do for us? Now, lets listen to 1a and try to find out the trees functions according to 1a. OK? U2T2SA 7 Check the answers, and ask the three students to write down the three functions of trees on the blackboard. 5 Post-listening (12 mins) Individual work Pair work Step 2: Let the Ss read 1a and answer the three questions. T: Now please read 1a by yourself and try to answer the following questions. S1: S2: S3: Step 3: Practice the conversation. T: Now, look at here. I have divided 1a into 2 parts. And here is the 1st part. You are going to practice 1a like this, and then some sentences will be covered when you act it out. Pair 1: T: Now this is the Part 2. Again some sentences will be covered. Pari 2: 7 Project (10 mins) Group workStep 1: Talk in groups about the advice of helping the government dealing with the sandstorm problem. Ask two students to present their results. Summarizing Class activityStep 1: Help Ss to have a conclusion of the lesson according to the new words and sentences 九年级上册教学案例设计 8 and Assigning homework (2 mins) written on the blackboard. Finally, call on the Ss to be a greener person. Step 2: HMK: Make an Enlish poster about the sandstorm. . Blackboard design Unit 2 Topic 2 All these problems are very serious. Words/ Phrases: sand / sandstorm although desert reduce change into human being Trees Functions: 1. Trees can stop the wind from blowing the earth away. 2. A lot of water can be saved by forests. 3. Trees can stop the water from washing the earth away. Section A Lets be a greener person!
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