（水滴系列）九年级英语全册 Unit 6 When was it invented（第3课时）教案 （新版）人教新目标版.doc

unit 6 when was it invented ? period3 section a 3a-4c an accident invention ? teaching and language goals:一、语言知识：1.熟练掌握以下词汇和短语: accident, by accident, nearly, ruler, boil, remain, smell, saint, national, trade, take place, doubt, without, fridge, low, somebody, translate, lock, earthquake, sudden, all of the sudden, bell, biscuit, cookie, musical, instrument. 2.熟练掌握以下句型：1. did you know that tea was invented by accident ? 2. its said that a chinese ruler called shen nong was the first to discover tea as a drink. 3. its believed that tea was brought to korea and japan during the 6th and 7th centuries. 4. the fridge was sold at a low price. 5. different writers translated the book into different language.二、语言功能： the students will learn to use the passive voice in the past tense to talk about inventions. by talking about one of the famous drink inventions-tea. 三、学习策略：阅读策略1. 依据文章题目和所给图片，预测(predicting)文章内容。)2. 通过略读(skimming)的方式，猜测文章大意。3. 借助关键词，通过读中尝试寻找段落中心句,加强篇章的整体理解。4.寻读 (scanning)的方式，找寻细节内容。四、情感态度：from the invention of the tea, get the students to realize that invention cant be difficult,if watch carefully. you can be an inventor, too.pre-reading activitiesstep1 preview: look at p22-24, put them into english orally, then write them down without looking at the text.translate the phrases. 1. 偶然地,意外地 _ 2.在户外火堆上_ 3. 落入 4.毫无疑问 _ 5. 突然；猛地_ 6. 继续留在那儿_ translate the sentences. 1.你知道茶是被偶然发明的吗？_2. 据说一个名叫神农的中国统治者是第一个发现茶这种饮料的人。_3. 它也讨论最好的茶叶生产在哪里？_4.中国与西方国家的茶贸易发生在19世纪。_5. 茶什么时候穿到其他国家的？_step2 warming up and leading in热身导入 get the students to talk about the invention the have learned in 1a using the patterns below. t: you did good jobs. i want to give you something to drink. what drink do you like?ss: .t: what drink do you think is the most popular? ss: .t: do you know when and how was it invented ? lets come to 3a. （通过复习上节课学生谈论的发明物这个熟悉的话题，激发学生的兴趣。学生表现很好，通过表扬他们自然导入新课的学习-tea。）while-reading activitiesstep3. fast reading：1.read the passage fast and silently to find the general idea.the main idea of the passage is about _a. how tea was invented. b. the book on cha jing. c. the history of tea.2. read the passage fast and silently again to match each paragraph with its main idea. （速读回答文章的大意了解短文信息。快速阅读是为了锻炼学生在有限的时间内快速提取信息并概括归纳的能力。第二次速读在阅读中尝试寻找段落大意,加强篇章的整体理解。）step4. careful reading: 1. read the text carefully and silently to find the specific ideas 1).read paragraph 1 and answer: 1.when was tea first drunk?2.how was tea invented?3. how did sheng nong invent tea?2).read paragraph 2 and fill in the mind map. 3) . read paragraph 3 and fill in the mind-map. (本任务是为了让学生在领会了主旨，抓住文章的大致内容之后，带着问题进一步阅读每段内容，深刻了解文章的细节问题。这样既能使学生理解文章的细节，段落大意，段与段之间的联系，又能使学生对篇章结构有更深层次的理解。)2. read the passage carefully again and finish 3b and 3c.post-reading activities step5 . read after the tape youve understood the conversations. lets listen to the tape and read aloud after it. (ss read after the tape one by one) (让学生听音跟读，旨在调动眼视听众感官深刻体会文章内容，更主要的是让学生通过跟读培养学生的语音语调，学着读出真正的地道的英语。并对学生掌握不准的词汇的读音进行学习或纠正。)step6. retell the passage then read aloud and prepare to retell the reviews using the mind map below. (利用mind-map关键词复述出所学内容，为语言的输出任务。学生通过速读、细读回答完问题，又经过跟读和朗读大量的语言输入后，进行复述的。进一步提高学生的综合运用语言的能力。) step 7 感知语法t: look at the pictures and talked about them using the passive voice.s1: computer was invented in 1971 and it was invented by steven.s2: telephone was invented in 1876 by bell.(设计目的：谈论生活中熟悉的内容，使学生在语境中感知语法，体验语法)step 8 呈现语法（阅读grammar focus 中的句子。）when was the car invented?it was invented in 1885.who were they invented by?were they invented by julie thompson? yes, they were. no, they werent.my camera was stolen (by somebody) from my hotel room. where were the photos taken (by you)?what are they used for?they are used for seeing in the dark.step9 发现归纳语法规律1通过以上例句可以看出，一般过去时被动语态的肯定句：主语_. 否定句：主语_一般疑问句: 主语 ，肯定回答用_,否定回答用_.特殊疑问句: 主语_.2. 如何把主动句变为被动句3. 被动语态的主语是动作的执行者还是承受者？什么样的情况下使用被动语态？_（设计目的：由学生讨论、发现归纳语法规律，自己说出答案，教师指导）step 10 practice 1. 4a complete the sentences with the correct forms of the verbs in brackets.2. 4b rewrite the sentences using the passive voice.3. 4c: first do it by themselves and then check the answers together.step 11 inquiry into knowledge by translation（翻译探究） 1 did you know that tea was invented by accident ? by accident 例如：1.the little girl knocked the glass offby accident. 2. 我们在邮局偶然相遇。 3.【2014 甘肃兰州】那个小孩在登山中意外地摔伤了腿。 that child broke his leg _ _ when he was climbing the mountain.二 and remained there for some time. 1. some time _ 例如：(1)我将在这儿呆一段时间。_(2)我们在农村住过一段时间。_2.sometimes, sometime, some time, some times 的区别。sometimes是个频度副词，意为_ ，表示动作发生的不经常性，常与一般现在时或一般过去时连用。sometime是个副词，意为_ ，指时间上不确定的某一点，常用于过去时或将来时。some time是名词短语, 意思是_ , 在句中常与for、take等词连用。some times是名词短语，意为_ , 对它提问用 how many times。例如：用以上四个词填空(1)_i have lunch at school. (2) i saw him _ in july.(3)they will come _next week. but ill stay there for _ .(4) how many times do you watch tv every week？_ .三.the tea trade from china to western countries took place in the 19th century. _1. trade n. _例如：china does a lot oftradewith many countries._2. take place _ 例如:(1)the next soccer world cup will take place in three years time. (2)晚会将在除夕那天举行。_3. takeplace和happen的用法区别。(1) takeplace表示_，一般指非偶然性事件的“发生”，即这种事件的发生一定有某种原因或事先的安排。例如：我们的家乡发生了巨大的变化在过去的10年里。_奥林匹克运动会发生在2008年北京。_whathappenedtoyou? i happened to meet him in the post office.(2)happen作_解，一般用于偶然或突发性事件。你发生了什么事了？_我碰巧在邮局见到他。_注意：happen与takeplace通常都没有被动语态。 （设计目地：此环节重在总结重点词汇及句型，教师精讲精练，学生自主、合作、探究学习，学生会的教师不再讲解，重在点播。学生在小组长的带领下解答难题，统一答案，学生讨论难点，教师巡视点播。人文性、高效性的课堂在学生乐学中显现。）step12 the end-of- class test当堂检测一、根据句意和首字母或汉语提示完成句子. 1.its autumn and l_ start falling from the tree. 2. he plans to _ (停留)in hong kong for a few more days. 3. its columbus (哥伦布) who d_ the new continent. 4. a delicious _(气味)comes from the kitchen. what is mum cooking for supper? 5. the story happened about a _(世纪) ago, that is to say, a hundred years ago. 二、用所给单词的适当形式填空。1. who is _ (call) “the saint of tea”? 2.there are some green _ (leaf) on the tree.3.when was the old bridge _ (build)?4. he invented tea when he _ (boil) drinking water over an open fire.5.it_ (believe) that tea was brought to korea in 6th century.三、请翻译下列句子。1.直到他明天回来我才能告诉他。(until)_2.你知道电话是什么时候发明的？(invent) _3.据说茶中西方差贸易发生在19世纪。(take place) 4.那里的冰箱低价销售了。(sell) 5.父母建议我们晚上不要独自外出。(advise) 答案：step1 preview translate the phrases. 1. by accident 2.over an open fire 3. fall into 4.without doubt 5.all of a sudden 6.remain theretranslate the sentences. 1. did you know that tea was invented by accident.2. its said that a chinese ruler called shen nong was the first to discover tea as a drink.3. it also discusses where the finest tea leaves were produced.4. the tea trade from china to western countries took place in 19th century.5. when was tea brought to other countries ?step11 inquiry into knowledge by translation答案：一. 你知道茶是被偶然发名单吗？ 偶然；意外地1.小女孩不小心碰落了玻璃杯。2.we metby accidentat the post office. 3. by accident二. 并且在那儿停了一段时间。 1.一段时间；一些时间 例如：(1)ill stay here for some time. (2)we lived in the country for some time.2. “有时”; “某时”;“一段时间”; “几次(倍)”。(1)sometimes；(2)sometime (3)sometime; some time (4) some times 三. 中国与西方国家的茶贸易发生在19世纪。1. 贸易；交易 例如: 中国和许多国家进行多方面贸易。2.发生；出现 (1)下一届足球世界杯赛将于三年后举行。(2)the evening party will take place on new years eve. 3. (1)“发生、举行、举办” greatchangeshavetakenplaceinourhometownduringthepasttenyears