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1Unit4Thenandnow【教材分析】本单元的话题是“过去和现在”，通过对比Mike一家人过去与现在的学习、工作和生活等方面，让学生感受科技如何改变生活。本单元在第三单元的基础上，对一般过去时做进一步呈现，而一般现在时的句型在五年级上学期已经学过，把这两个时态放在一起对比呈现，是一个教学难点，在教学中教师要启发学生通过观察、对比等方式，总结归纳两种时态的用法并尝试在正确的语境中使用。【教学目标】1.让学生听懂、会说、会读本单元中出现的单词：ago,office,newspaper,news,watch,e-book,with,yesterday2.能听懂、会读、会说句型:---ago,he\she---Nowhe\she---Whatdayisittoday?3.能通过观察初步理解感知一般过去式的一般现在时在一起出现时的表达方法4.能理解对话内容，在教师的引导和帮助下正确的使用这些时态。【教学重难点】1.一般过去时与一般现在时的比较与运用2.字母er在单词中的发音【教学准备】图片、光盘、录音机【课时划分】第一课时Storytime第二课时Grammartime/funtime第三课时Cartoontime第四课时SoundtimeCheckingtime第五课时复习本单元内容2第六课时练习测试3Period1【教学内容】Unit4Thenandnow第一课时【教学目标】1.听说读单词thenandnow,e-book,mobilephone,newspaper,radio,telephone,e-books,anywhere,could，并能运用于语句中。2.掌握动词过去式的发音及用法，会说…yearsago,…could/couldnot…Now,…3.能正确地理解并朗读对话内容，在教师的引导和帮助下尝试复述课文内容。4.通过过去和现在的对比，感受个人的成长和社会的进步。【教学重点】1.能正确地理解并朗读对话内容，在教师的引导和帮助下尝试复述课文内容【教学难点】1.能正确使用一般过去时和一般现在时表达过去和现在的事情。【课前准备】1.光盘单词卡片，课文图片，PPT2.板书准备:预先写好课题6AUnit4Thenandnow【教学过程】Step1.Warmingup1.T:Doyouknowthesong?S:Whereistimegoing?T:Yes,timefliesquickly.Wearegrowingup,andthethingsaroundusarechanging.Weknow,theworldischanging.2.T:Thenwhatischanging?Doyouhaveyouridea?Step2.Newlearning1.T:Perfect.Ilikeyourideas.NowI’llshowyouafamily.Doyouknowthem?4Whoishe/she?(Mike,MrBrown,MrsBrown,Mike’sgrandpa)2.Then,howaboutthisboy?Yes,thisisMikesixyears/MrBrowntwentyyearsago/MrsBrowntwentyyearsago/Mike’sgrandpathirtyyearsago.T:（总结）Thetimebefore,wecanusethisword:Then.(whatdoesitmean?)T:Today,wearegoingtolearnUnit4,Thenandnow.T:SO,canyousaysth.aboutMike’sfamily?（对比说，is/are,was/were）T:Theyhavechangedalot.Andthislesson,we’llknowmoreaboutthechangesofMike’sfamily.1.(图)Thisboy,heisMike.Now,heisayoungboy.Andhecandomanythingsnow.Let’sguess,whatcanhedo?（图）T:CouldMikedoallthesethingssixyearsago?Whatcouldhedo?（读could）Igiveyoutwofistlettershere.Canyouguess?Whatcouldn’thedo?T:So,sixyearsago,Mikecouldread…..buthe…（师生一起读文本）T:CanyoudescribelittleMikesixyearsagoandyoungMikenow?总结：Infact,everyoneischangingeveryday(thechangesofpeople),Whattheylooklikeischanging(appearance),andwhattheycandoischanging,too(ability).3.T:Andweknow,aswepeoplearechangingeveryday,ourlifeischanging,too.Nowlet’slistentothetape,andtrytocatch:whattheydidthenandwhattheydonow.Andremembertotickthemquickly.Afterlearninglet’scheck.4.lookatMrBrown.ThisisMrBrowntwentyyearsago.AndThisisMrBrownnow.Whatdidhedothenandwhatdoeshedonow?(1)Readtheparagraphquickly,andtrytofindoutthecommunicatetools.(2)readthefourwords.T:Theyareneededwhenwewanttocontactothers.So,whichonedoyoulike?AndWhy?(3)HowaboutMrGreen?Whatdidheusetwentyyearsago?（match:wroteletters,5usedthetelephone）Howaboutnow?(match:writese-mails,usesthemobilephone)T:Let’simaginewherehedidordoesthesethings.Wheredidhewroteletters/usethetelephone/writee-mails/usesthemobilephone?(4)T:Let’sreadthisparagraphtogether.Now,trytodescribeMrBrown.（学生复述）（总结）T:Thenandnow,thewaytocontactpeopleischanging.5.T:lookatthepictures,doyourememberher?—MrsBrownLet’sseewhatchangeshavehappenedonher.(1)T:Whatisshedoinginthepicture?(2)T:Areyouright?Readitplease.(解释e-friends)Somaybesheisdoingsomeshoppingorchatwithhere-friendsontheInterenet.(3)Andthisisthepictureofhertwentyyearsago.Thenshewasaschoolgirl.Wheredidshemakefriends?Andwheredidshebuythings?(4)Readthetextwithyourpartners.(5)T:Let’strytofillinthetable,OK?根据表格说一遍。（总结：Ittellsusthewayto______andthewayto_______.Andthewaysarechangingnow.）6.(1)T:Andbesidesthese,thewaytogetnewsischangingnow.Howdoyougetnews,boysandgirls?(Igetnewsfrom_______.)(2)T:HowdidMike’sgrandpagetnewsthirtyyearsago,andhowaboutnow?T:First,let’slookatthetwopictures.Watchcarefullyandtrytofindthedifference.(3)Readthetexttogether,andtrytoretellit.7.Readthewholetexttogether.8.T:Whatdoyouthink?Youcandiscussingroupsfirst.6Ss:Theirlifeis…(colourful,cool,modern,happy…),because…Step3.PractiseT:Thistime,let’sworkin4.Eachonechoosesaparttoread.Thenusethephrasesontheblackboardtomakeareportaboutyourpart.(分组练习朗读，然后四人一小组，上台借助板书进行反馈)。Step4Homework1.ListenandreadStorytime.2.RetellStorytimeonP383.BringtwophotosandthinkofthechangesbetweentwophotosonP40.7Period2【教学内容】Unit4Thenandnow第二课时【教学目标】1.能够理解并掌握动词过去式的不规则变化及读音。2.学生能运用句型…….yearsago,Iwas/Icould(not)/didn’t……..。3.在真实情境中，用所学知识正确比较过去与现在。4.能正确掌握动词过去式的不规则变化及读音。5.能用一般现在时和一般过去时的语句来描述自己。6.能够在课上的活动中发现学习英语的乐趣，乐于去表达说出英语。7.了解过去与现在的变化，体会我们生活的提升。【教学重点】1.了解掌握动词过去式的转换方式和运用。2.运用文中所学的句型等，准确表达出自己的过去和现在。【课前准备】单词卡片，PPT课件、学生自己以前和现在的照片【教学过程】Step1.Preparation1.FreetalkT:Whatdidyoudoyesteday/lastweekend?S:…T:Whatdoyouoftendoatweekends？S:…2.Actandsay8T:WhatdidIdojustnow?S:Youlistenedtomusicjustnow.Step2.Presentation&Practice1.ThinkandsayT:ThinkaboutthechangesofMike’sfamilyandfinishthetable.2.ReadandlearnT:Lookatthepicturesandlearnthewords.ane-bookamobilephoneanewspaperaradioatelephoneaTV3.TrytouseT:Lookatthisshortpassage,usethenewwordstofillintheblanks.Twentyyearsago,mymotherusedtheathome.Shecouldn’tcallpeopleanywhere.Nowshehasa.Itiseasytotake.Myfatherlistenedtotheandreadfornewsinthepast,butnowheusuallywatchesnewsontheInternet.Sometimeshereadsnewspaper.Healsoreads.Forme,tenyearsago,Iwatche