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1、,谈课堂教学效率,南通市教育科学研究中心 曹力城,什么是课堂教学效率,研究教学效率的意义,从案例看教学效率,课堂教学效率 classroom instructing efficiency 指有效教学时间与实际教学时间之比。比值越大，课堂教学效率就越高。指实际的教学效果与应有的教学效果 的比值。实际的教学效果指每个学生实际的 时间精力投入的总和所“产出”的知识、品 德、智力及非智力因素等实际所得的总和。,3,指教师和学生在规定的课堂教学时间 内通过双边活动所消耗的劳动量与所获得的 教学效果之间的比率。指在课堂有限的时间内学生掌握知识 的程度、能力的培养和知识的增幅三者之和 所达到的效果。,4,什
2、么是课堂教学效率,研究教学效率的意义,从案例看教学效率,教学效率是预期教学目标实现 程度的综合反映，也是评价教学优 劣的重要指标和整个教学过程运作 状态是否良好的重要标志。,5,一节课有没有效益，并不是指 教师有没有教完内容或教得认真不 认真，而是指学生有没有学到什么 或有没有形成什么能力。,提 示,6,一箭双雕,事半功倍,一举多得,高效,追求,一劳永逸,7,事倍功半,舍本逐末,语焉不详,低效,避免,细大不捐,8,温故知新,俯拾仰取,种瓜得瓜,种豆得豆,有效,着眼,一分耕耘,一分收获,9,竹篮打水,拔苗助长,得不偿失,无效,杜绝,劳而无功,10,什么是课堂教学效率,研究教学效率的意义,从案例看
3、教学效率,11,从案例看教学效率,8上U1 Reading(I)Pre-reading Ss read the new words one by one.,案例1,12,阅读教学 生词：逐一处理 目的：扫除阅读障碍 效率：？,13,义务教育英语课程标准 听：能借助语境克服生词障碍、理解大意。读：克服生词障碍，理解大意。,14,真实的阅读是有生词障碍 的阅读，学习中的阅读也应该 如此，这样才能培养出真实、有用的阅读能力。,提 示,15,生词处理原则 是否影响主要意思的理解或信息 的获取？是否可以根据语境或构词法等猜 测生词词义？,16,8AU1 Reading generousround wil
4、lingsense any timehumour voicebored singerfit almostknock,示 例,17,bored 情境示意法 Now Im alone at home and have nobody to talk with.I feel very bored.,示 例,18,knock 动作示意法（假装不小心把某生的书碰到地 上后说）Im sorry Ive knocked your book onto the floor.,19,正确使用和灵活处理教材 才能把培养学生的能力落在实 处，从而提高教学效率。,提 示,20,8上U1 Reading(I)Fast re
5、ading How many friends does the writer have?Who are they?,案例2,21,阅读教学 Fast reading 目标：获取文章的主旨大意 方法：设问（内容）效率：？,22,What is the main idea of the text?Why does the author write the article?Who are the passage written for?What does the writer intend to do by writing the article?,示 例,23,教学活动内容是为教学目 标服务的。有
6、恰当的活动内容 才能达成预定的活动目标。,提 示,24,8下 Unit 8 Reading(I)Scanning reading PlaytherecorderofPassage1and askquestion：Whatdopeopletheretrytodo?PlaytherecorderofPassages2and3 andaskquestions:WhatcanberecycledinSwitzerland?,案例3,25,义务教育英语课程标准 听、说、读、写四项技能 相辅相成、相互促进。,26,阅读教学 目标：培养阅读理解能力 方法：效率：？,朗读,默读,听,读,27,默读的功能 听的
7、功能,朗读的功能,28,教学活动的每个步骤都有其目 的，所设计的活动内容及方式应 当成为达成该目的的手段或途径。,提 示,29,8上U2 Reading(I)Scanning reading Task 1 Read Para.1 and answer:1.What grade was Nancy in?2.Is it a school for girls?3.What is her favourite subject?,案例4,30,Task 2 Read Para.2 and answer:1.Does she have a Reading week every year?2.What bo
8、oks can they read?3.What can they do near the end of the reading class?,31,阅读教学 Scanning reading 目标：获取细节,方法：设问,效率：？,32,现象：活动形式单一；培养能力 不全面 原因：惯于使用现在资料，懒于 或不善于自己设计,33,猜测词义 Betty is generous.She is willing to share things with her friends.In other words,Betty will not keep things for herself alone.She
9、is ready to let others use what she has.So we say she is generous.,示 例,34,Give an example to show someone is generous.或：Explain its meaning:willing/ready to give something to others(freely),35,She wants to be a singer when she grows up.Explain the meaning of singer:a person who _,36,推理判断 Who can you
10、 trust and why?（May,because she can keep my secret/she wont tell my secret to anyone else.）,示 例,37,推理判断 Who would you go to when you have nothing to do?Why?（Max,because I can have a lot of fun with him.）,38,语言表达 Betty is generous.She is willing to share things with her friends.She is also helpful an
11、d ready to help people any time.She helps me with my homework and she always gives her seat on the bus to someone in need.,39,英语表达特点：重心在前 汉语表达习惯：重心在后,40,8上U2 学习外语很有趣，所以在所有 科目中，我最喜欢法语。Among all my subjects,I like French best.Learning foreign languages is fun.,41,中考一轮复习,案例5,42,中考一轮复习基础知识7B Unit 1,Comi
12、c strip and welcome to the unit1.dream n.梦，梦想 I had a very good dream last night.昨晚我做了个好梦。He wants to be rich but its an impossible dream.他想发财，然而这只是不可能实现的梦想。If I win,it will be a dream come true.如果我赢了，那就是梦想成真。a dream car/house/job 梦寐以求的汽车/房子/工作 v.做梦，梦想 I dreamt a dream that I was playing football in
13、 the school playground last night.昨晚我梦见自己在学校操场上踢足球。I dreamt about you last night.昨晚梦见你了。dream of(about)sth/doing sth 梦想（做）某事 My mother dreams of(about)running her own business.我妈妈梦想自己开业做生意。,3.palace n.宫殿，皇宫 His new flat looks like a palace,its quite beautiful.他的新房装饰得就像皇宫一样，相当漂亮。She never dreamed tha
14、t shed actually live in a new flat like a palace.她做梦也没想到会真的住在像皇宫一样的新房内。4.next to 邻近的，紧跟的 This is the top news next to the war.这是仅次于战争的头条新闻。Who stood next to you?谁站在你旁边？,6.capital n.首都，首府，省会 Beijing is the capital of our country.北京是我国的首都。The capital of Japan is Tokyo.日本的首府是东京。Nanjing is the capital o
15、f Jiangsu Province.南京是江苏省的省会。,Reading:Homes around the worldMy favourite place is the balcony.我最喜欢的地方是阳台。balcony n.阳台(balconies)I like sitting on the balcony and do some reading.我喜欢坐在阳台上看看书。The balcony is one of my pet dogs favourite places.阳台是我宠物狗最喜欢的地方之一。,beach n.海滩,海滨 Look!Lots of visitors are su
16、nbathing on the beach.瞧！好多游客正在海滩上沐浴着阳光。Children like picking up shells and playing games on the beach.孩子们喜欢在海滩上捡贝壳,玩游戏。sea n.大海 Lets go for a swim in the sea.咱们去大海游泳吧。The like travelling by sea.他们喜欢海上旅行。She likes living in a hotel room with sea view.她喜欢住在看得见大海的旅馆客房内。,4.I live with my family in a woo
17、den house.我和家人住在一幢木房内。wooden adj.木制的，木头的 My parents both like wooden furniture.furniture made of wood.我父母都喜欢木制家俱。This wooden box is very beautiful.This box made of wood is very beautiful.这个木箱子很漂亮。,6.I climb a ladder to get into my house.我爬梯子进家。climb v.爬，攀爬，攀登 He climbed up the tree with the ladder.他
18、借助梯子爬上了树。ladder n.梯子 She has an old wooden ladder in her house.她家有张旧的木梯子。He can climb to the balcony on the first floor with the ladder.借助梯子他能爬上二楼的阳台。,目的：夯实基础，巩固知识；方法：精耕细作；面面俱到；效率：？,44,内容上：要求掌握的知识与不要求掌握的知识 容易掌握的知识与不容易掌握的知识 已经掌握的知识与还没有掌握的知识,45,方法上：教师意志灌输为主 学生主体积极参与,46,有效的中考复习应具针对 性：针对课程标准目标要求 针对学生学习实
19、际需要 针对中考能力考查方法,提 示,47,短语复习 look at look forlook after look likelook outlook uplook downlook the same,案例6,48,方法：归纳法 目的：构建知识链，促进记忆 效率：？,49,聚积成块 理解：加重任务负担 记忆：造成相互干扰 运用：导致提取失误,50,短语复习 look at look forlook after look likelook outlook uplook downlook the same,示 例,51,look up look down look up in look down
20、on/upon sb,at,52,不只是从教师角度确定复习 哪些内容，更要从有利于学生的 理解、记忆和运用出发，变繁为 简、化难为易,确保复习效率。,提 示,53,7BU1复习练习 My mother _ of running her own business.我妈妈梦想自己开业做生意。The monkey can _ the trees very easily.猴子能轻松地爬树。,案例7,54,单项选择 1._arethey?Theyare fine.A.WhereB.WhatC.WhoD.How 用所给单词的适当形式填空 1.Howoldarethoselovely_(baby)?句型转换
21、 1.MayoftendoescleaningonSunday.(改为否定句),55,目标：提高运用知识的能力 方法：机械练习；第一层次 练习；效率：?,56,语言知识运用的层次 单词造句 连句成篇 情景交际,57,低层次运用能力不包括高 层次能力，但高层次能力包含 低层次能力。因此，不能止步 于低层次能力的练习，而应着 眼高层次能力的培养。,提 示,58,书面表达 目的：提高语言运用能力 方法：练习；讲评；技巧 效率：？,案例8,59,60,解题技巧 1.看清提示，确定时态。2.开头、结尾句要紧扣文章中心，注意组织句子结构。3.在草稿上列出要点及主要句式，连成句子。4.修改润色，注意上下衔接
22、。,61,英语书面表达常用短语、连接词：用于描述过程 1.FirstSecondThirdFinally 用于使文章层次分明 1.First Besides Inaddition Also Finally,62,表示条件关系：if,unless,as longas 表示并列关系：or,and,also,too.表示因果关系：because,since,as 表示让步关系：though,as,evenif 表示比较关系：more than,asas 表示概括归纳：inaword,inshort,63,反思 对答案式的讲评、总结式的 指导有无作用？学生书面表达中的种种错误 归根结底反映了什么问题？,64,学用脱节 学习过程：感知理解记忆运用 正确有效；错误无效 联系有效；脱节无效,65,理解：简单信息 记忆：默写背诵运用：错误百出,66,适度学习 超度学习有效输入 自由输出,67,输出：从输入入手输入：以阅读为主巩固：以背诵为主写作：以模仿为主,68,结 语 勤研究 深明理 常反思 勇纠偏 善创新 力达标 精设计 巧增效,69,Thank you,
