Unit 4 Amazing Science-Topic 1 When was it invented -Section A-ppt课件-(含教案+素材)-部级公开课-仁爱科普版九年级上册(编号：b0c66).zip

教具 PPT、黑板、火箭模型、积木椅子、积木、橡皮泥等 板书设计 U4 T1 SA What was it invented? lock 1.The lock is made of . (PK) metal The paper is made from Boys Girls rocket satellite spaceships 2. Whats it used for？ Its used for doing/ to do sth. 3.The rocket was made by Miss Huang yesterday. 二、教学分析二、教学分析 内容分析 本节课以 Amazing science 为主题，以 Kangkang 和朋友 Jane 谈论火箭等事物的发明为主线， 引出本课的重点句型（It is made of/from. Its used for）以及重点语法过去时的被动 语态。 学情分析 截止到九年级上 Unit 4 , 学生在前两个学年已经累积了相当一部分词汇，也具备了一定的表 达能力。基于之前的基础学习，学生对 be made of 和 be made from 的区别，be used for 句型对在 Unit 3 的掌握程度会比较理想。而 Unit3 的学习当中，学生已经学习了一般现在时的被动语态，所 所以学生对本课的重点过去时的被动语态掌握起来难度不大。 三、目标设置三、目标设置 语言 知识 能掌握新的词汇， 了解过去时的被动语态； 语言 技能 能掌握本课新词汇，能用所学语言谈论物品的材质，用途。 能较好地应用过去时的被动语态来描述提供的视频和图片的信息，同时学会谈论自己的科 学梦想。 学习 策略 乐于动手，合作学习，积极思考，善于发现语法现象的规律并进行整理和归纳。 教 学 目 标 情态 态度 培养学生积极探索，热爱科学的态度，引导学生表达自己的愿望，乐于分享。 教学任务 1.P81.82 词汇：lock metal rocket satellite spaceship ； 2. be made of 和 be made from 的区别，be used for 句型。 3. 过去时的被动语态 教学重/难 点 1.用 be made of 和 be made from 谈论物品的材质， 用“be used for”谈论物品的用途； 2.运用过去时的被动语态来描述提供的视频和图片的信息。 四、教学过程四、教学过程 教学过程教师活动预设学生活动预设教学目的时间 Lead-in 1)Play a game: Touch, feel and tell. 1)Prepare two boxes which include two objects: a lock/ a piece of paper. 2)Invite two students to guess the two objects and then teach the new words: lock /metal Q1: Can you guess whats in the box? 3) After students knowing of the two objects, ask the whole class: Q1: Whats it made of /from? Q2: Whats it used for? 4) Guide the students to find out the differences of “for” and “of” by themselves and then encourage them to tell the differences. 1.) Play a game: Touch, feel and Tell and guess the two objects in the two boxes. 2)Learn the new words: lock 3.) Learn the new words: metal Get to know the material and usage of lock and paper. 4) Find out the differences of “for” and “of” and tell the differences. 设置 Touch, Feel and Tell 的游戏引起学生 的好奇心和学习兴 趣 , 同时导入新单词 和新句型。 7 Pre-listening 1) Play another game: Guess the Riddles. Present the definitions of the objects from 2 and guide students to guess according to them. 2) Guide the students to ask and answer about the material and usage of the objects which are presented before, using the sentence patterns： 1.) Play another game: Guess the Riddles and guess according to the definitions of the objects from 2. 2)Pair work: Ask and answer about the material and usage of the objects which are presented before, using the sentence patterns： 通过猜谜游戏，让学 生在上一环节导入的 基础上对本课的句型 和重点：of 和 from 的区别有进一步的认 识。 口语操练让学生掌握 本课重点句型。 18 1.Whats it made of /from? 2.Whats it used for? 3) Show a model rocket to teach the new word: rocket and then ask the students : Do you know who made it? 4）Show a video of the teachers making process of the model rocket. 5) After the video , show the sentence: Miss Huang made the rocket. And then guide the students to learn: The model rocket was made by Miss Huang. Ask students to observe the the sentence first and guide students to explain the grammar of passive voice of past tense. 6）Present some pictures of Miss Huangs making process of the model rocket. Encourage students to change the sentences below into sentences with passive voice of past tense. 7) Show a picture of the real rocket and ask the students: Who made it ? (The rocket was made by ) Chinese scientists.) Do you know what the rocket is used for? (Its used for sending spaceships and rockets into space ) Teach the new words: satellite, spaceship 1.Whats it made of /from? 2.Whats it used for? 3) Guess who made the model rocket and learn the new word: rocket 4)Watch the video and find out the answer. 5) After the video , try to learn: The model rocket was made by Miss Huang. Get to know the grammar of passive voice of past tense. 6)Observe some pictures of Miss Huangs making process of the model rocket. Then change the sentences below into sentences with passive voice of past tense. 7) Answer the teachers questions and learn the new words: satellite, spaceship 呈现飞机模型，吸引 学生注意力。 播放老师自己制作 飞机模型的视频进一 步激发学生的学习 兴趣，也为下一环节 的被动语态作铺垫。 从制作火箭模型的 视频过渡引导到 被动语态。 让学生观察，发现 总结过去时被动语 态的结构和从一 般现在被动语态的变 化规律，培养学 生自主学习的能力。 利用老师制作火箭 过程的图片和语句描 述，让学生将呈现 在 PPT 上的过去时 主动态改为被动态。 从老师制作的火箭过 渡到真火箭，为学习 新课做好准备。 While-listening 11 1)Show the pictures of Kangkan- gs model rocket, and guide students to listen to 1a and finish the task of 1b. 2) Guide students to listen to 1a and mark T or F in 1B. 3) Guide students to read 1a and answer the questions on the PPT. 4) Let the students explain the key points in 1a while answering the questions. ffff 1.)Talk about Kangkangs model rocket, and finish 1b. 2)Listen to 1a and mark T or F in 1B. 3)Read 1a and answer the questions on the PPT. 4) Explain the key points in 1a while answering the questions. D DDD 让学生对比 Miss Huang 制作的火箭 模型和 Kangkang 的火箭模型，导入 新课。 在之前重点句型的 铺垫上听 1a, 让学 生对这节课的对话 文本有初步理解。 让学生自己找重点 解释重点，发挥学 生的主观能动性， 同时也培养他们的 自学能力。 10 Project 1) Show-time Present a hand-made chair which is made of stocks, and talk about its material and usage of the chair and the teachers dream. Set an example for the students. 1) Watch Miss Huangs hand-made chair and get to know its material and usage of the chair and her dream. 呈现老师自己制作的 花片积木椅子并讲解 材质，用途和梦想。 为学生之后的 project 做示范。 9 2) Group work. Ask students to work in groups and make their favorite objects with different materials which are provided by Miss Huang. Also the students need to talk about the material and usage of their works while making. 3）Encourage students to present their works and introduce their works, talking about the material and usage of their works and their dreams. 2) Make favorite objects with different materials in groups. Talk about the material and usage of works while making. 3）Present works and introduce, talking about the material and usage of the works and dreams. 提供不同材料给学生 以 5-6 一组的合作形 式，制作不同物品， 锻炼学生动手能力 和综合应用语言的能 力。 在设计制作之后，让 学生呈现作品，谈论 作品的材质，用途以 及他们的梦想，不仅 让学生回顾了本节课 的重点，也使本课的 科技梦想主题得到升 华。 Homework Guide students to write a short report about their works, including material and usage of their works and their dreams. Write a short report about the works, including material and usage of the works and team dreams. 将本课的内容溶于 这篇小组报告（小 作文） ，使本课内 容得到巩固，同时也 锻炼了学生书面表达 的能力。 1 touch, feel and tell Touch the object in the bag and tell everybody what it is. A: Whats the lock made of? B: Its made of metal. A: Whats it used for? B: Its used for locking the door. A: Whats the paper made from? B: Its made from wood. A: Whats it used for? B: Its used for writing on. be made of 由某种物质做成(看得出 原材料，物理过程) be made from 由某种物质制成(看不 出原材料，化学过程) Its like a table, we often put computer on it. Chinese use them for eating food . Its used for telling the time. Its made of wool or cotton, people wear it to keep warm in winter, but it isnt a scarf. Guess the riddles Its used for drinking, its made from grapes. You mustnt drive after drinking it. computer desk /wood chopsticks/bamboo sweater /cotton watch/metal wine/grapes A: Whats the made of/from? B: Its made of / from. A: Whats it used for? B: Its used for doing . 一般现在时的被动语态一般现在时的被动语态: 结构结构:am/is /are+ V过去分词过去分词 eg: Disneyland is enjoyed by millions of people in the world. 一般过去时的被动语态一般过去时的被动语态: 结构结构:was/ were+ V过去分词过去分词 eg: The rocket was made by Miss Huang last week. Miss Huang cut the paper. The paper was cut by Miss Huang . Miss Huang stuck the rocket. The rocket was stuck by Miss Huang. It was made by Chinese scientists. Do you know what a rocket is used for? Its used for sending satellites and spaceships into space. 1b Listen to 1a and mark T (True) or F (False). 1. Jane is unhappy because she was not allowed to go to a party last night.( ) 2. Kangkangs father made a model rocket for him. ( ) 3. The rocket is made of metal. ( ) 4. A rocket is used for sending satellites or spaceships into space. ( ) F F T T sb be allowed to do allow sb to do allow doing 1c Read 1a and answer the following questions. 1. Why did Kangkang ask Jane not to spend too much time on computer games ? Its bad for her health if she spends too much time on them. 2. Whats a rocket used for? Its used for sending satellites and spaceships into the space. spend in doing sth 3. Who taught Kangkang some knowledge about spaceships? Mr. Brown. 4. Whats Kangkangs dream? He wishes he could go into space some day. one day I hope your dream will come true. Its Your Show Time 2001991981971961951941931921911901891881871861851841831821811801791781771761751741731721711701691681671661651641631621611601591581571561551541531521511501491481471461451441431421411401391381371361351341331321311301291281271261251241231221211201191181171161151141131121111101091081071061051041031021011009998979695949392919089888786858483828180797877767574737271706968676665646362616059 58 575655545352515049484746454443424140393837363534333231302928272625242322212019181716151413121110 9 8 7 6 5 4 3 2 1 0 1.make your work together (5-6people in group 2.show your work 3. tell everybody its material ，usage(用途) and your dream. You may report like this: Its a /an. It was made by It made of/from. Its used for I hope Lets conclude 1 34 2 save _ The snake was saved by the farmer. bite, at last _ The farmer was bitten by the snake at last. （用过去时的被动态）（用过去时的被动态） Retell the story（6 points） Whats it? rocket satellite spaceship lock （4 points） Whats the dictionary made of? _ Whats it used for? _ Answer the questions: （ 6 points） Its made of paper Its used for looking up new words. 如果听到同学在谈论他的梦想如果听到同学在谈论他的梦想 ，你会怎么回应，你会怎么回应?（3 points） I hope_your dream will come true Write your group report into your notebook. HOMEWORK touch, feel and tell Touch the object in the bag and tell everybody what it is. A: Whats the lock made of? B: Its made of metal. A: Whats it used for? B: Its used for locking the door. A: Whats the paper made from? B: Its made from wood. A: Whats it used for? B: Its used for writing on. be made of 由某种物质做成(看得出 原材料，物理过程) be made from 由某种物质制成(看不 出原材料，化学过程) Its like a table, we often put computer on it. Chinese use them for eating food. Its used for telling the time. Its made of wool or cotton, people wear it to keep warm in winter, but it isnt a scarf. Its used for drinking, its made from grapes. You mustnt drive after drinking it. computer desk /wood chopsticks/bamboo sweater /cotton watch/metal wine/grapes A: Whats the made of/from? B: Its made of / from. A: Whats it used for? B: Its used for doing . 一般现在时的被动语态一般现在时的被动语态: 结构结构:am/is /are+ V过去分词过去分词 eg: Disneyland is enjoyed by millions of people in the world. 一般过去时的被动语态一般过去时的被动语态: 结构结构:was/ were+ V过去分词过去分词 eg: The rocket was made by Miss Huang last week. Miss Huang cut the paper. The paper was cut by Miss Huang . Miss Huang stuck the rocket. The rocket was stuck by Miss Huang. It was made by Chinese scientists. Do you know what a rocket is used for? 1b Listen to 1a and mark T (True) or F (False). 1. Jane is unhappy because she was not allowed to go to a party last night.( ) 2. Kangkangs father made a model rocket for him. ( ) 3. The rocket is made of metal. ( ) 4. A rocket is used for sending satellites or spaceships into space. ( ) F F T T sb be allowed to do allow sb to do allow doing 1c Read 1a and answer the following questions. 1. Why did Kangkang ask Jane not to spend too much time on computer games ? Its bad for her health if she spends too much time on them. 2. Whats a rocket used for? Its used for sending satellites and spaceships into the space. spend in doing sth 3. Who taught Kangkang some knowledge about spaceships? Mr. Brown. 4. Whats Kangkangs dream? He wishes he could go into space some day. one day Its Your Show Time 2001991981971961951941931921911901891881871861851841831821811801791781771761751741731721711701691681671661651641631621611601591581571561551541531521511501491481471461451441431421411401391381371361351341331321311301291281271261251241231221211201191181171161151141131121111101091081071061051041031021011009998979695949392919089888786858483828180797877767574737271706968676665646362616059 58 575655545352515049484746454443424140393837363534333231302928272625242322212019181716151413121110 9 8 7 6 5 4 3 2 1 0 1.make your work together (5-6people in group 2.show your work 3. tell everybody its material ，usage(用途) and your dream. save _ The snake was saved by the farmer. bite, at last _ The farmer was bitten by the snake at last. （用过去时的被动态）（用过去时的被动态） Retell the story（6 points） Whats the dictionary made of? _ Whats it used for? _ Answer the questions: （6 points） Its made of paper Its used for looking up new words. your dream will come true