焦英英unit4topic2sectionA教学设计教案.doc

仁爱版九年级Unit4Topic2 Section A教学设计1.整体设计思路、指导依据说明本课以课改为目的，结合教材重点，难点及英语学科的特点，利用多媒体辅助教学体现“自主，合作，探究”的学习方式。利用计算机和多媒体辅助教学，探索新的教学模式。它较之传统教学更能使每位学生都能积极参与到课堂学习及课外活动中去。通过调动视觉，听觉功能，创设情境，综合应用所学知识，实现知识，能力，人格三者的结合。2教学背景分析教材内容分析：本节课是仁爱版九年级英语上册第四单元Topic2 When was it invented? Section A。整个单元教学内容主要围绕科学技术展开。本话题由科技发明展开，由康康的火箭模型引入火箭在航天中的作用，进而涉及克隆等科技发明及其用途。最后以现代发明的典型代表机器人和GPS定位系统结束。主要语法为一般过去时的被动语态。学生情况分析 ：1学生是九年级学生，班级大部分学生英语较差，对英语有畏惧心理和学习困难。2。学生对科技发明了解肤浅。但又感兴趣，具有较强的求知欲和好奇心。3学生平时较少用英语与他人交谈并表达信息。但对这一语法有一点的认识了。4初中阶段学生模仿，创造，思维能力较强。3、教学目标分析（知识，技能，情感态度、价值观）1.知识与技能1、学习词组的区别和用法be made of / from be used to do / for doing / as / by allow sb. to do sth. / allow doing / be allowed to do sth.2、学习一般过去时的被动语态（was/werepast participle）：学习句型：Where /When was it developed?3、功能与话题：1，学习表达希望和祝愿的句型。2，谈论新科技及发明。4，在语言技能上帮助学生提高听、说、读、写的综合能力。培养学生观察、探究、感悟、归纳总结的自主学习能力，为终身学习和发展打下基础。2过程与方法（1）通过听力练习，锻炼英语听力理解能力；（2）通过自主说、两两对话等形式，提高口语交际能力和运用英语进行思维的能力，体验语言运用的过程与方法。3情感态度与价值观（1），能在小组活动中与他人合作，相互帮助，共同完成学习任务。 （2），对祖国的科技发展能有更深的了解。4教学重点、难点分析教学重点：1、掌握一些重点词组的用法：be made of / from be used to do / for doing / as / by allow sb. to do sth. / allow doing / be allowed to do sth.教学难点：一般过去时的被动语态的用法. 5教学过程设计Step 1 Review 1， 师生对话，并出示一些写有动词的卡片，让学生用让学生尽量用一般现在时的被动语态造句。am/is/arepast participle设计意图:为课文教学扫除障碍出示火箭模型，引出生词rocket并导入新课。T:Look! This is a model rocket. Whats it made of? Whats it used for? Lets come to 1a and talk about it.Step 2 Presentation 出示火箭模型，师生对话，学习生词和新句型。找出关键词句和目标语言，为交际积累材料。1. (师生对话，掌握生词和短语（be made of / from be used for）及学习新句型。)T:Whats it made of?S1:Its made of “金属”.T:Yes, its made of metal.T:Do you know what a rocket is used for?Ss:Its used for sending spaceships into space.T:Yes, its used for sending spaceships or satellites into space.2. Listen to the tape carefully and try to find out the answers to the questions. Then check the answer.(1)Why is Jane unhappy? (2)Who made the model rocket? (3)What a rocket is used for?3. Read 1a and find out the key sentences and the difficult language points in 1a.(让学生打开课本，找出疑难句。教师出示小黑板。)Im not allowed to play computer games.Its made of metal.Its used for sendingintoI wish I could go into space some day.(解释此句使用了虚拟语气，在此只要求了解。)I hope your dream will come true.设计意图:通过火箭图片的呈现并学习1a的对话。第一遍-泛听，培养学生听力掌握大意，并回答问题。第二遍-精听，学会跟读。让学生自行找出对话中的重要词组和目标语言，培养学生自主学习的能力，同时教师加以讲解，为学生进一步交际积累材料,。Step 3 Consolidation1, Work in pairs. Let students read 1a again and act it out.Finish 1a. 2,Work in pairs. Let students imitate the examples in 1b to make similar conversations in pairs and finish 1b设计意图: 用1b的图片操练示范中的句型，帮助学生熟悉巩.固1a这些句型以及be made of与be made from等词组的用法Step 4 Practice 由一般现在时的被动语态，引出一般过去时的被动语态并加以操练。引出2a的内容，展开任务型活动，让学生掌握目标语言。完成2b。1.Lets listen to 2a.and answer the following questions, please!When was it developed? And whats it used for?2. Work in pairs. Let students read 2a again and act it out.3.Let students observe the differencese voice between the sentence pattern“It is used for”and the sentence pattern“ It was used for”. Lead to the simple past passive voice.(要求学生掌握When was it developed?和Where was it developed?) Finish 2a.4. Work in pairs. Let students use the content of 2b to make dialogs similar to 2a and practice the usage of the simple past passive voice. Act them out. Finish 2b.(板书digital，要求学生理解。) 设计意图:以小组为单位，选择一样他们最喜爱的物品，讨论如何描述它，并把它写成一篇小短文，让大家猜猜他们描述的是什么。通过这一任务，培养学生在讨论中的实际口头交际能力，写成小短文的书面表达能力，倾听他人描述的理解力以及根据描述猜测物品的判断力。Step 5 Project 1. Work in pairs. Find out some latest inventions. Make a conversation about time,place and the usage of the invention. Then ask several pairs to act it out in the front the class.2. Summary1) Sum up the usage of “be made of/from/in/into”.2) Sum up the usage of “be used for doing”/“be used to do”/“be used as/by”.3) Sum up the simple past passive voice.设计意图:温故而知新，同时培养学生归纳总结知识的能力。3.Homework:T: Please write down a short passage about your favorite invention in your exercise bo