高三英语课件高三英语上学期unit18.ppt

Unit 18 what will you think of next?•本篇为说明文，介绍了一些创造性思维的思维模式•教学目的：1、了解说明文的结构（本篇为总-分-总）2、理解各种思维策略并能运用他们解决一些实际 问题 3、在语篇中理解一些重点词汇和语言点以上三点，尤其要重视第2点，因为本篇文章极其抽象，如不理 论联系实际，不让学生体会到这些思维策略的存在及他们在生活 中的应用，就很难激发他们的兴趣，课堂效果就难以保证若只 串课文，分析语言点，势必会出现这种情况：讲着讲着我们自己 都不知道在讲什麽了，学生早已不知醒了几回搞得两败俱伤基本模式讨论速读，回答问题判断打开思路锻炼口语 通过问题把握文体结构 初具辨别是非的 能力搭配单选填空讨论写作加深对文章 的理解搭配事 实与观 点、深 刻理解 思维策 略理解语言点 在语境中的 应用与生活 相联系巩 固（因为本篇不易理解，故可减少练习 量而侧重理解的深度，填空可转到第二 课时）Discussion 1、Lihua and zhang yan are in the same class. Li is clever and good at remembering quantities of knowledge from books. His classmates consider him to be a gifted child. zhang isn’t so clever as li , but he likes asking questions and thinking; sometimes he will try different ways to work out a question. Who do you think is more likely to become an inventor?Give your reason.与学生的实际生活贴近，使他们有说的欲望。

也可以把人名具体化为本班学生（要考虑学生 的承受能力）（王帅）2、Are all the great inventors intelligent and born creative? Ca n you give an example? 一般的学生能说出爱迪生的例子如学生说不出，可呈 现一段爱迪生的介绍：Thomas could not speak until four. At an early age he loved to read and make experiments． Because he was so dreamy and quiet a teacher once accused him of being stupid． Thomas's mother was so displeased by this remark that she took her son out of school and never sent him back. She took charge of his education herself and taught him reading history science and philosophy．Read and answer•Why are great thinkers able to come up with ideas for new inventions?•What thinking strategies does the writer mention in the passage?(可据此介绍小标题、文章结构)•What is “think outside the box”?（这仅是表层理解 ）•Why does the writer encourage “look at a problem in as many ways as possible”?•Why do some greatest inventors keep trying even if they do not feel inspired?True or false注：可参考课本60页Ex.1，可做改动。

这些 题中的句子相当原句的另一种解释，因此本 题仍属对原文的表层理解因此要进行下一步：Read and choose注：可参考优化上的1、2、3、7属于推理型 的练习，可加深学生对文章的理解下一步的搭 配题才是对各思维策略的深刻领会Match1、Mozart wrote more than 600 pieces of music. 2、According to Leonardo da Vinci, problems which had seemed impossible could be solved if he changed the way he described the problem. 3、Samuel Morse, the man who invented the telegraph, got his idea by watching a rider exchange a tired horse for a new one.A. think outside the box B. take another look at a problem C. make connections D. keep trying 4、有一个小孩子，他用尽全身的力气也搬不动一个花盘，于是非 常沮丧地对父亲说：我已经尽了全力，可是我实在做不到。

父亲对他说：你并没有尽全力，因为你还没有用到我的力量 说完，轻轻地把花盆抱起(需用简单的英语表达)这项练习可鼓励学生讨论，教师巡视指导，然后找个别 学生做答第二个有难度其实它对应着原文中一句话 ：Inventors often rephrase a problem to allow for creative solutions…若学生说不出理由 ，教师可指出这一点为活跃课堂气氛，可适当补充几个小故事，英、汉均可 如：有位老师进了教室，在白板上点了一个黑点他问班上的学生说「这是什么？」大家都异口同声说「一个黑点」老师故作惊讶的说「只有一个黑点吗？这么大的白板大家都没有 看见？」注：这是换个角度看问题有二个妇人在聊天，其中一个问道「你儿子还好吧？」「别提了，真是不幸哦!!」这个妇人叹息道 「他实在够可怜，娶个媳妇懒的要命，不烧饭，不扫地 、不洗衣服、不带孩子，整天就是睡觉，我儿子还要 端早餐到她的床上呢!!」「那女儿呢？」「那她可就好命了」妇人满脸笑容「她嫁了一个不错的丈夫，不让她做家事，全部 都由先生一手包办，煮饭、洗衣、扫地、带孩子，而且每天早上还端 早点到床上给她吃呢!」又如：反映了什麽？DiscussionMost of the students in class 1 think they should keep working hard even when they feel frustrated or when they do not feel inspired. But Wu dong does not think so. He says that his father tells him to take good care of himself and not to make himself too tired. What do you think of Wu dong’ opinion? If you were his classmate, what would you say to him?（学生中的确有这种现象 。

如文科一学生通过这项练习可引发学生的深思：应以什麽样的态度对待学 习？Writing 根据刚才的讨论，以同学的名义给吴东写一封 信，说说你对此问题的看法，并对他进行劝导 此设计有两个目的：一、练习信的写法二、运用所学知识，解决 实际问题。