江苏省海安县大公初级中学八年级英语下册《8B Unit 1 Past and present》Period 7 Main Task教案 牛津版.doc

8b unit 1 past and presentperiod 7 main tasktitle(课题)main tasktype(课型)new（新授课）period(课时)7理论支撑1. 任务教学是在前苏联心理学家vygotsky等人的语言与学习理论基础上,由willis设计出的一种教学模式。该教学模式是以完成任务为主要教学形式。在“任务型”课堂上，学生始终处于一种积极的、主动的学习心理状态。根据不同层次的学生的水平，创造出不同的任务化活动，让学生通过学习伙伴合作、协商去完成任务。学习过程充满了反思、顿悟和自醒，从而可以最大限度地调动学生的学习内驱力，提高学生发现问题、解决问题的能力，发展他们的认知策略，培养他们的合作精神和参与意识，并在完成任务的过程中体验成功的喜悦，充分发挥自身的潜能。本节课以学生为主体、教师为主导，引导学生积极运用英语进行交流并完成一篇小文章。2.创设合理的情境。创设情境教学既能活跃课堂气氛,激发学生的学习兴趣,锻炼学生的语言能力,又能培养学生的思维能力和空间想像能力。创设与学生生活有关的情境，让其在轻松熟悉的环境中学习。3.合作学习。通过合作交流和相互改正，提高学生的集体荣誉感和合作精神。aims and demands(教学目标)key points and difficulties(教学重、难点)1. compare the changes to moonlight town.2. master present perfect tense and learn to compare it with simple past tense; remember some time expressions with present perfect tense3. write an article about the changes to someplace.teaching methods(教学方法) task-based approach situational teaching methodaids: 课前准备（教具、活动准备等）blackboard; computer; ohp (overhead projector); some pictures 教 学 设 计课前延伸1. search for information about the changes to our town.2. finish the exercises of this part.让学生通过课前自学，小组内的团结合作解决预习中的一些问题，为上课做准备teaching plan(授课计划)studying plan(学习计划)aims(设计意图)课内探究学step one warm up1. preview work(check the answers.)2.talking about the differences of the two pictures复习热身， 通过游戏的形式检查预习情况，激发学生兴趣，复习巩固并为新课的学习做铺垫。step two presentation1. there were many trees in this town. people walked or rode to work. things have changed a lot there are many new buildings now.people drive to work every day.2. summarize the changes according to four ways. (environment, transport, advantages and problems)谈论阳光镇的变化，从而总结和巩固现在完成时的用法导step three practice1. try to recall the information by filling in the following passage on the screen.2. ask two students to read the whole passage 3.interaction between the teacher and the students: make dialogues to talk about the changes to haian4.summarize the usage of present perfect tense训练学生把握信息的能力,适时进行过程性评价。通过师生对话进行交流，促进师生感情，提高学生口语表达能力。练step four production 1. discussion (1)enjoy a video about changes to haian. (2)talk about these changes. questions:what can we do to protect our environment?2. write a passagewhat changes does our hometown have?what do you think about these changes?欣赏一段视频，启发学生谈论家乡的变化。引导学生思考我们该如何看待这些变化，提高学生的口语表达能力，培养学生热爱环境的意识。课后提升step five assignment1. surf the internet for more info.