九年级英语上册 module 12 unit 2 repeat these three words daily reduce, reuse and recycle教学案

Module 12 Unit 2 Repeat these three words daily reduce, reuse and recycle一、 教学内容：Unit 2 Repeat these three words daily: reduce, reuse and recycle.二、 课型：Reading and writing三、 教学目标： 1、能够听懂并正确地朗读下列单词：divide, plastic, policy, reuse, bottle, throw away, repeat, reduce ,cloth, ton, tons of, rubber, rapid, step, grandson granddaughter.2、语法：能够初步了解构词法(复合词、派生词和词性转换)3、能够读懂节约能源、保护环境的短文。4、能够利用构词法理解一些生词的意思。5、能够提出一些环保的建议，并说明原因。四、教学重难点：1、能够读懂节约能源、保护环境的短文。2、能够利用构词法理解一些生词的意思。五、教学准备：课堂整体运用任务型教学模式以及阅读课“四个阶段”教学模式。本课指导学生通过阅读获取信息，培养学生阅读技能。在教学过程中，采用多媒体手段辅助教学，利用各种图片和习题任务贯穿整个教学过程。因此，本节课需准备：PPT课件。六、教学过程：教学步骤教师活动学生活动设计意图Step OneWarming-up (3)Lead in (Check the homework)1. Ask students to give more advice about saving the world，introduce their ways.2. Let the students watch a video about the green life.3.Introduce some information about the green life.1. Students give a report ，tell the whole class their ways to save the word.2. Students see the pictures and watch a video about the green life.3.Students get to know more things about the green life.通过汇报的形式检查上节课布置的调查作业，回顾了上节课的内容，考验学生对Unit1知识的掌握程度。让学生观看绿色生活的图片和视频，以趣味性的方式导入了本课课题，为学生更深刻学习课文知识做准备。Step TwoPre-reading(5)1.Check the new words.（1）Show more pictures and things to get the students fill in the blanks with right words.（2）Organize them to read the new words together.2.Free talk.（1）Show the pictures on the screen and ask the students to discuss in pairs, encourage them to discuss which ways are good for the environment.（Activity1）（2）Guessing. （Activity2）Ask the students to guess what suggestions will the passage make based on the title. Give some words to help them.Eg. china, divide, necessary, plastic, policy ,reuse（1）Watch pictures learn some new words and try to fill in the blanks with right words.（2）Read the new words together.（1）Students discuss in pairs according to the picture that the teacher show on the screen. Try to say more sentences.（2）Students guess some suggestions by using the words given in the box.通过图片与单词对应直观形象，使学生更容易记住单词，然后让学生用生词简单谈论哪些方法对环境有利，并对文章进行猜测。不但强化生词，而且更好的了解各种对环境有利的生活方式，为阅读语篇扫除生词障碍。Step ThreeWhile-reading (24)Step ThreeWhile-reading (24)1. ScanningAsk students to scan the passage and find out the answer: What words should we repeat daily?2. Skim Get the Ss to skim the passage and finish Activity 3, check the suggestions that are mentioned in the passage.2. Careful reading.Paragraph 1&2(1) Read Paragraph1&2 then answer the question: Check “How green you are?” with your partners. What words should we care about? (2)Let the students read Paragraph 1 in groups of six and find out difficulties.(3) Ask them to solve difficulties.Paragraph 3(1) Read Paragraph3 and answer the questions: What does “reduce” mean? Reduce saves _and causes_. (2) Ask a student to be “a little teacher” to check the answers. (3) Organize the whole class to read together.(4)Ask some little teachers to solve the difficulties.Paragraph 4(1)Ask the students to read Paragraph4, then answer the following questions. What does “reuse” mean?Should we use chins cups and cloth bags? Why?(2) Ask a student to be “a little teacher” to check the answers. (3) Organize the whole class to read together.(4)Organize some students to come to the blackboard and show out some difficult language points that they found in these paragraphs.Paragraph 5&6(1) Read Paragraph5&6 then answer the questions: What does “recycle” mean? How can we help to save trees?(2) Ask a student to be “a little teacher” to check the answers. (3) Organize the whole class to read together.(4)Ask some little teachers to solve the difficulties.4 Practise reading.Get the students watch a video and read with it, then let them read loudly in groups.Students scan the passage and find out the answer: What words should we repeat daily?2. Skim Get the Ss to skim the passage and finish Activity 3, check the suggestions that are mentioned in the passage.The answer is: 12356.（1）Read Paragraph One and Two then answer the question: Check “How green you are?” with your partners. What words should we care about?(2)Students read Paragraph 1 in groups of six and find out difficulties.(3)Solve the difficulties together.(1)Students read Paragraph3, find the answers to the following questions. It means “use less” and do not waste things. money, less pollution(2) A little teacher checks the answers. (3) The whole class read together.(4) Some little teachers solve the difficulties.(1)Students read Paragraph 4 and answer the questions. It means “use again” and use things as long as possible. Yes, we should. Because the can be used many times.(2) A little teacher checks the answers. (3) The whole class read together.(4)Some students come to the blackboard and show out some difficult language points that they found in these paragraphs.(1)Students read Paragraph5&6, find the answers to the following questions. It means “change things into something else to be reused”. We can buy products such as recycled paper.(2) A little teacher checks the answers. (3) The whole class read together.(4) Some little teachers solve the difficulties.Students watch a video and read with it, then read loudly in groups.要求学生快速阅读课文，找出本文课题的主要信息，了解主旨内容， 为进一步学习做好铺垫。让学生带着任务（问题）去阅读课文，去找答案，有助于学生更加准确地获取信息，提高阅读效果和技能。学生通过分层次阅读文章，获取具体信息，把知识点和课文理解在分段学习得以突破。而小组活动能通过学生间的自主、合作学习，让学生充分地实践运用语言，并激发学生创造性思维的发展。读书在英语学习中起着相当重要的作用，熟能生巧，通过跟读来学习正确的语音语调，通过小组朗读来互相学习，培养合作精神。Step FourPost-reading(10)Retell (1)Let the students complete the passage with the words in the box.(Activity4)writing(1) Organize the students to find two things you should do and should not do in the passage and give reasons. then write the sentences. ( Activity5)(2) Ask the students to make a list of things that can make our school greener.(Activity7)(1) Students Complete the passage with the words in the box.( Activity 4)(2)Call back the answers from the whole class then read the short passage in the whole class .(1)Students find two things you should do and should not do in the passage and give reasons. then write the sentences. ( Activity5)(2)Students try to make a list of things that can make our school greener.(Activity7)通过复述检查学生对本课所学知识的掌握程度，此类输出练习有利于提高同学们口语表达能力。引导学生用because，so和so that写出原因的句子，并积极讨论如何使得我们的学校变得更绿色环保，为模块写作打好基础。Step FiveSummary（2）1.Get the students tosum up the language points.T: What have we learned today?Ss:2.Let the students to choose the best team in this lesson.1.Sum up the language points.2.To choose the best groups.引导学生对这节课的总结，让学生做自由发言，培养学生自主学习，自主总结的良好学习习惯。简短的评价使学生的课堂表现得到肯定并且可以激励学生的学习兴趣，树立学习英语的信心。Step SixHome-work（1）Ask the students to think how to make our school greener and give reasons. and write a passage about it.Finish the