八年级英语Watertalk教案3

1、Chapter 5 Water talk Reading 一、章节分析（ Reading section ）（一）综述本单元的阅读部分通过a magic drop of water 和 女孩 Daisy 之间的对话，介绍了 the water cycle,让学生认识到水的珍贵。在引导学生通过图表对文章整体理解的同时，教育学生节约用水，保护水资源。本课的任务有两个：学生通过对课文的学习， 掌握一些核心词汇， 词组和句型的用法。学生掌握了水循环的过程并能根据图表描述水循环， 为 writing 做 好准备。（二）阅读目标知识目标学习课文中重点词、词组、句型和语法。能力目标 掌握水循环的过程并能口头

2、描述。情感目标让学生认识到水是液体黄金，教育学生要节约用水。（三）教学方法采用任务型教学法组织教学，通过听说训练、讨论等具体活动，达到教学效果。（四）重点和难点词汇学习核心词汇exercisesolidsinkdrainfreeze（froze, frozen）impatientobey float comfortably viewspeed(sped, sped) nod (nodded) thoroughpump reply valuable liquid complete ordinary2) 拓展词汇increase decrease remain scientific symbol

3、incomplete matter vanish faint precious weird evaporation2词组和短语brush one s teethpour into turn off turn onlook aroundenjoy the viewdrop into speed downcaryinto clean upa water treatment worksadd a few chemicals to mea thorough cleaninga sewage plantpump intoremember not to do sth.wait a minuteshake

4、one s head3句型学习sound (look, smell, taste, feel) + adj.It is +adj. for sb. to do sth.until 教学设计( Teaching Designs)Pre-reading为了帮助学生更好地理解课文内容， 先通过各种方式和活动来激活学生对于水的相关背景知识， 同时解决一部分生词。 这一环节是为了让学生对水循环有初步的了解。Brainstorm 让学生假设自己是一滴水，他们可以用一句话来描述水或者说一句与水有关的句子(教学参考chapter 5 Pre-chapteractivities ) 。然后通过 P62 练习 A

5、 让学生对水有更多的了解。然后老师提问Where does water come from? Where can we find water? 让学生对p62 的练习 B1 进行排序，引出水循环。让学生观看一个水循环的 flash, 引出 a water treatment works, tap,drain, sink, a sewage plan侍生词While-reading这是本课的主体部分， 也是老师处理的重点， 既要帮助学生掌握本课的重点词汇、词组和句型， 又要提高学生的阅读理解能力，培养学生的阅读技巧 .猜测训练.根据课题、图片和背景知识来猜测课文的内容，指导学生在阅读文章前可以根

6、据标题、图片和已有的背景知识来预测文章的内容。.猜词训练P64,65 Ex C1,C3课文导读. 学生根据问题略读课文.依靠P65 Ex D的map引导学生重点读第六节到第十一节，完成填图， 找到课文里不同地点用的动词词组， 然后根据这些地点和动词让学生分步用自己的话来描述water s journey.通过 water 的最后一句话，I m precious, like liquid gold.展开讨论， 让学生意识到水的珍贵， 再通过几张世界不同地方缺水的图片来教育学生要珍惜水。重点词汇及句式讲解be on （ 这里的 on 是 adv. ） 已连接、处于工作状态或使用中turn the

7、tap off关掉水龙头turn off 反义词组 turn onswitch on /off 常用来表示电器和机器的开关，开关水和煤气一般不用 switch .sound + adj.e.g. sound impatient 听上去不耐烦 sound puzzled 听上去迷惑不解look （看上去）,smell, sound, taste, fee是连系动词look around环顾四周look 词组还有： look at look after look for look forward to look out look out of look upIt is not easy for m

8、e to get here.It is +adj +for sb to do sth.e.g.: It is important for us to study English.It is necessary for you to do morning exercises.It is time to get cleaned up.It is time to do sth. e.g.: It is time to go to bed. It is time to have breakfast.It is time for sth. e.g.: It is time for lunch.add a

9、 few chemicals to me给我加入一些化学物质until 直到 e.g. We will stay in Canada until the end of next month.（ until 前用的动词持续动词，则使用肯定形式）e.g. We will not come back until the end of next month.（ until 前 用 的 动 词 若 为 瞬 间 动 词 ， 则 使 用 not until的结构）e.g. remember not to waste water 记住remember not to do sth.不要浪费水remember t

10、o do记得要做某事remember doing记得做过的事What do you mean by liquid gold?你说的液体黄金是什么意思？There was no reply.没有回答。（这里的reply是名词，reply还可以 做动词）Consolidation and conclusion 指导学生完成说明： 针对一些学有余力的同学， 通过听和阅读与水循环有关的文章，来扩充学生的词汇量和知识面，提高学生的听和读的能力。拓展阅读材料：Most of the earth is covered by water The water is moving from one place t

11、o another all the time This movement is called the water cycle Here is how it works： The sun heats the water on the earth and the water rises into the air The water becomes a gas called water vaporThis process is known as evaporatio nWhen the water vapor cools， it becomes a liquid again This process is called condensation Clouds form when there is a lot of water in the air Water falls back to the earth when the clouds become too heav yThisprocess is