江苏省常州市西夏墅中学高中英语 Unit1 Tales of the unexplained Welcome to the unit教学设计 牛津译林版必修2.doc

单元：unit 1 tales of the unexplained板块：welcome to the unitthoughts on the design:本单元的学习内容主要是关于一些世间未解之谜。作为本单元的第一课时，主要是起热身作用，将鼓励学生充分发挥他们的想象力，同时还将充分利用网络、报纸、电视新闻等多种渠道的信息让学生对后面即将要学的内容有个粗略的了解，希望借此来激发学生对将学内容的兴趣，培养学生探索发现问题的能力和英语口语表达的能力，并将学习本节课教材中出现的一些重点词汇及句型。teaching aims:after learning this section, the students will know about some mysterious and unexplained phenomena in the world. their ability to make full use of resources to search for the information they need and share the information they get with others will be encouraged. meanwhile, students are expected to describe what they have known about the posters and what they are eager to know about the unexplained. their interest in scientific mysteries should be stimulated and their ability to find solutions to problems should be cultivated. students will be encouraged to communicate with classmates so that not only can the information and their imaginative ideas be shared but also their oral english can be improved. besides, some useful words and expressions in this part will be taught so that the students will know how to use them.teaching procedures:step 1 lead-in 1. group discussion: in your opinion, what is the most beautiful thing one can experience? why? (ppt4)2. warm-up questions: do you want to know his opinion of the most beautiful thing one can experience? introduce his saying about mysteries (the most beautiful thing one can experience is mysteries. they are truly the basis of all arts and sciences. ppt.6) and lead to the topic of this unit. (so you see, mysteries are of vital importance to the world. thats why we shall begin to learn something about them. bb: the topic of the unit. then what kind of attitude should we adopt towards mysteries?bb: show interest in ; be curious about ; trace the causes of ; analyze ; cooperate with ; seek help from ; work intelligently and independently; find solutions to before we take up the unit, i have two more questions for you.)lets watch a short video, whats flying in the sky? is it a ufo? what other unexplained things do you know about?设计说明(1) 以问题讨论开始，不仅可让学生发挥他们的想象力，还可激发他们的学习兴趣。(2) 以爱因斯坦以及他关于神秘事物的名言为例, 引出本单元话题，同时旨在激发学生探索世间奥秘的兴趣。同时结合一段ufo飞行的视频，激发学生对未解开之谜的探讨。(3) 其中的板书设计旨在指导学生在探索发现问题和解决问题时需要具备哪些常见的基本条件，我认为这应该是本单元的学习目的之一，同时也希望能借此适当丰富一下学生的词汇。(4) 图片展示是为了帮助学生回答问题，最后一个问题是为活跃课堂气氛，也希望能帮助增强学生的自信心。step 2 posters1. pair work: please open your books and lets look at page one. read the instructions and focus on the five pictures and illustrations first. then work in pairs to find the answer to the following questions. (ppt11-12) (1) do the five pictures have something in common? if so, what is it?unexplained; no satisfactory answers; mysterious; no evidence to prove ; (2) can scientists explain these phenomena? (3) how do you feel about them? think of as many expressions as possible to answer the questions above. try to make up some sentences and read them to the class. first i will offer you some examples.ppt13they are mysterious because no satisfactory answers have been offered to explain them so far. though these mysteries have puzzled people for a long time, they still show great interest in them. people feel puzzled by the mysteries 设计说明本环节旨在激发学生兴趣，培养观察分析问题能力，同时旨在鼓励开口，促进口语提高。2. group discussion: talk about the pictures one by one. (divide the whole class into five groups and each group is assigned a topic. give out five pieces of paper with topics on each piece. after the discussion, the students should choose one representative for their group to report their findings about their respective topic to the class. they should report like thisshow them an example: -ppt.14 ufo stands for unidentified flying objects, that is, objects, apparently moving in the sky, which we cannot identify. there are lots of reports about ufos. some say they are aliens visiting us in their spacecraft, and some say they are military test aircraft, while others say they do not actually exist. since we have never seen one with our own eyes and there is no definite scientific explanation for it, we are not certain whether ufos really exist, but we believe everything will be clear in the future.)topic 1: about ufos: (1) what do the letters ufo stand for?(2) are they really from another planet? why or why not?(3) do you believe in ufos? why or why not? what do you think might be the most acceptable explanation for ufos? (4) can you show us more information you get about it? topic 2: about yetis: (1) where is the himalayas? whats the weather like there? (2) why do some people make great efforts to climb them? (3) have you ever heard of yetis? what do yetis look like?(4) do you believe there are yetis? why or why not?(5) do you think some climbers disappearances are connected with yetis?(6) show us more information you know about yetis.topic 3: about crop circles: (1) where can we see these strange circles?(2) what do they mean?(3) who on earth created these circles?topic 4: about stonehenge: what is it? where is it? why is it famous? report the answers to the class.设计说明通过小组活动，让学生学习合作，学会分享，学习语言材料的组织。做好本环节的前提是课前必须让学生做好准备，要让学生通过网络、报纸等多种信息渠道收集有关以上话题的信息。希望通过这个环节培养学生探索发现问题的一些能力。3. sharing information: show the information the teacher has got about the above topics with the students. ppttopic 1: about ufos (ppt15-17)(1) what do the letters ufo stand for?unidentified flying objects(2) are they really from another planet? why or why not?(3) do you believe in ufos? why or why not? what do you think might be the most acceptable explanation for ufos? aliens from space; military test aircraft; some ufos are alien and some are test aircraft; ufos are evidence of human space travel; ufos are neither alien nor test aircraft;ufos dont exist (4) can you show us more information you get about it?the chances of seeing a ufo are greater for those people who live in small towns or in the country and are outside late at night. ufos come in all shapes and sizes. some are only small spots of light that move in strange patterns across the night sky. some can be seen in the daytime. theyre often said to be disk- or saucer-shaped.topic 2: about yetis (ppt18-20)(1) where is the himalayas? whats the weather like there? the highest mountain range in the world /high winds, snowstorms, cold, wet (2) why do some people make great efforts to climb them? hobby; dream; challenge themselves; overcome difficulty; make discoveries(3) have you ever heard of yetis? what do yetis look like? abominable snowman, half-man and half-beast; strong; hairy (4) do you believe there are yetis? why or why not?(5) do you think some climbers disappearances are connected with yetis?(6) show us more information you know about yetis.the yeti or abominable snowman, also called the “missing link”（推想中从类人猿发展到人类之间的过渡生物）, is said to be a humanlike monster that is supposed to live in himalayas, the highest mountain range in the world. several sightings, mainly of footprints, have been reported by western explorers throughout the years. yet none of them have been supported with evidence in any way.topic 3: about crop circleswhat are crop circles? where can we find them?crop circles are unexpected patterns that are found in fields, even in ice and snow. they are mostly found in wheat or corn fields, but have also been found in oat（燕麦）, grass, and barley(大麦).topic 4: about stonehenge (ppt22)what is it? where is it? why is it famous? prehistoric monument on salisbury plain, southern england, consisting of two concentric circles(同心圆) of large standing stones, the heaviest of them weighing probably about 45 tons, one of the most famous prehistoric sites in the world, added to the unescos list of world heritage sites in 1986, built between 2800 and 1500 bc , thought to have been an astronomical calendar(天文历) or a temple to the sun.设计说明通过图片展示，以加深学生对这些神秘事物的印象，丰富相关知识，适当扩大学生词汇量。4. group discussion: (work in groups of four) (ppt25)(1) what other unexplained things do you know about?(2) if you saw a ufo or a monster some day, what would you do? 设计说明激发学生对未知世界的兴趣，培养学生的想象力。step3 language points1. language points (ppt26-34)(1) tales of the unexplained: 常用“the+adj./v.-ing/v.-ed”来表示一类人或物，如 the rich; the unknown; the living, the unemployed(2) talk about aliens and carry out an interview conduct=lead or guide 领导、指导、引导高小姐领着游客们参观了博物馆。 miss gao conducted the visitors round the museum.carry out= to do and complete a task (完成) extensive tests have been carried out on the patient.以对患者进行了全面的检查。2 . you might run into a yeti. 偶然遇见=run across =come across=happen to meet =meet by chance撞跑进流入guess whom i ran into today! 遇见he ran into the back of another car the other day. 撞we saw the boy run into the house. 跑进the river runs into a lake. 流入3. reason: the reason for (doing) sth. /forreason/the reason why/that the reason for building the pyramids in egypt is still unknown.=the reason why people built the pyramids in egypt is still unkno