2018届九年级英语全册Unit5Whataretheshirtsmadeof第3课时教案.docx

Unit 5 What are the shirts made of ?Section A (Grammar focus4c) 一、【教材分析】教学目标知识目标1. 让学生能听、说、读、写下列词汇和短语。 Germany , surface , postman , cap, glove,children under 18, on the last Friday of each month, the earths surface , many traffic accidents, 2. 让学生能够正确使用一般现在时的被动语态，讨论产品的原材料和产地。A: What is the modle plane made of ? B:It is made of steel.A: Where is tea produced in China? B: In many different areas.3. 能正确使用以下语法要点：1) Are your shirts made of cotton? Yes, they are. And they were made in the US.2) Whats the model plane made of?Its made of used wood and glass.3) Where is tea produced in China?Its produced in many different areas.4) How is tea grown? Its planted on the sides of mountains.能力目标熟练运用语法要点中的句型和他人对话。情感目标通过本课的学习，培养学生养成积极良好的生活习惯，让学生关注人类劳动成果。教学重点1. 让学生熟练使用一般现在时的被动语态描述各种物品。2. 准确判断动词过去分词在被动句中的使用。教学难点1. 让学生用be made of 讨论物品的原材料和产地。2. 准确判断动词过去式和动词过去分词的用法。教学方法归纳法；任务型教学法二、【教学流程】环节师生活动二次备课.复习热身课前3分钟朗读课本第35页3a.Review the passage “The Difficult Search for American Goods in the US” by answering the teachers questions or trying to retell the story. 1. What two things did Kang Jian want to buy in America? 2. Where were they made?3. Where did Kang Jian go to visit his aunt and uncle? 4. What did he discover in the toy stores? 5. Why did he have to visit many stores before buying a pair of basketball shoes? 6. What did he realize after his shopping experiences? 7. Why do you think so many products in America are made in China? How do you feel about this? 通过检查“学案”中“新知预习”内容检查预习效果。句型转换。1. We play basketball after class in our school.(改为被动语态) Basketball after school in our school.2. This kind of rice is only grown in our hometown.(对划线部分提问) Where is this kind of rice only ?3. People dont make ice-wine in Canada any more. (改为被动语态) Ice-wine in Canada any more.4. This kind of glasses is used for keeping off the wind. (对划线部分提问) What this kind of glasses used for?答案：1. is played 2.grown 3. isnt made 4.is II. 感知体验感知：1. Learning tasks“示标定向” (1)学习并掌握新词汇：Germany , surface , postman , cap, glove(2) 能正确使用以下常用表达：children under 18, on the last Friday of each month, the earths surface , many traffic accidents,(3)能正确使用语法要点中的句型。1) Are your shirts made of cotton? Yes, they are. And they were made in the US.2) Whats the model plane made of?Its made of used wood and glass.3) Where is tea produced in China?Its produced in many different areas.4) How is tea grown? Its planted on the sides of mountains.体验：2. Leading-in“导入新课”朗读Grammar Focus 中一般现在时态的被动语态的句子，体会和揣摩其结构和运用：(1) Are your shirts made of cotton?Yes, they are. And they were made in the US.(2) Whats the model plane made of?. Its made of used wood and glass (3) Where was your pencil made? It was made in Shanghai.(4) What language is spoken in Germany?Most people speak German, but many can speak English.3. 要求学生分角色问答并翻译表格中的句子。说出被动语态的各种句式的变化形式。并能造出相仿的句子。简要归纳被动语态的结构及用法(1) 被动语态的构成 由“助动词be 及物动词的过去分词”构成，助动词be 有人称、数和时态的变化，其变化规则与be 作为连系动词时完全一样。如果需要强调动作或行为的执行者时，在其后接“by.”，意为“被。”(2) 主动语态变被动语态的方法1)将主动语态的宾语作被动语态的主语 2)谓语动词变为“be+过去分词”，并通过be的变化来表达出不同的时态 3)主动语态的主语变为介词by的宾语，组成介词短语放在被动结构中的谓语动词之后。（有时by短语可省略）(3) 被动语态的基本用法需要强调动作的承受者时 Water is needed very much by the crops here.不知道或没必要指出动作的执行者时 Sandy was invited to a party after school.当说话人需要强调客观时 It is said that the temperature tomorrow will be fine.(4) 被动语态中by短语的省略 被动语态中的“by+宾语”表示及物动词所表示动作的执行者。但是在遇到以下情况时，表示动作执行者的by短语常常被省略。动作执行者不确定时 Many people are killed in traffic accidents every year.不必表明动作执行者时 These trees were planted last year.动作执行者为一般大众时 Both English and Spanish are spoken in this area.下面这些动词短语本身已经是被动形式，不需要再加by短语be interested in be made of/frombe covered with be surprised at III. 强化巩固1. 机械操练 (Mechanical Drills) 要求学生翻开课本P36，用4a所给单词的正确形式完成句子。给出5分钟的时限，并请另个5位同学朗读句子，全班集体核对答案。Keys: 1. arent allowed 2. were paid 3. is spoken 4. is covered 5. is cleaned2. 有意义操练 (Meaningful Drills) 参照4b所提供的信息和例句，用被动语态改写句子.给出5分钟的时限，并请另4位同学在黑板上改写，全班集体核对答案。参考答案2. The best materials are used to make dresses in this shop.3. Many traffic accidents are caused by careless driving.4. Letters and postcards are brought to peoples homes by the postman.5. This silver plate isnt used very often in our family.IV. 实践应用Activity 4c:1. 先根据4c方框所提供的单词，依照4c方框所提供的对话，向五位同学询问他们穿戴的，及书包中所包含的物品，然后再与同伴交流讨论 。SA: Whats your pencil made of?SB: Its made of wood.SA : Where was is made SB: It was made in Shanghai.2. 小结训练。要求学生在规定的时间内完成学案中的“课堂探究”部分。并请若干学生给出自己的答案。有错误的话及时解决纠正。V. 总结反馈1. 引导学生小结梳理知识框架、规律、方法，并对合作小组当堂学习情况进行总结评价，巩固学生所获得的语言知识和经验，让学生在评价中反思，在反思中进步。Ask one of the students to say what they have learnt.1)words 2) phrases 3) sentences2. 当堂检测(