Chapter4Theworldofnumbers。
教案课件是每个老师工作中上课需要准备的东西，准备教案课件的时刻到来了。只有写好教案课件计划，才能规范的完成工作！你们会写适合教案课件的范文吗？下面是小编为大家整理的“Chapter4Theworldofnumbers”，欢迎阅读，希望您能阅读并收藏。
Chapter4Theworldofnumbers
(Intensivereading)
Teachingaims:
1.Togetfurtheringlearningaboutthepassage,learnthe12phrasesinthetext.
2.Knowhowtousethephrases.
3.Tolearnhownumbersdevelopedwiththetimes.
Teachingkeypoint:
The12phrasesinthetext
Teachingdifficultpoints:
1.Phrase:helpsb.dosth.
2.Recitethepassage.
Teachingprocedures:
步骤目的教师活动学生活动条件/手段Step1.RevisionCheckthehomeworkandprepareforthelesson.1.Guidethestudentstousereadingskills.(Itisapassageaboutaclock.)Tellandchecktheanswersofthisreading.BlackboardStep2.
Lead-in1.GetclosetotheSs2.Createaneasyatmosphere3.Leadintothelesson1.Asksswhat’sthetopicofthepassage?(Aclock)2.Showaclocktoshowweusenumberstotellthetime.Askss“Wherecanweseenumbers?”1.Answerthequestion.2.Freetalk:“Wherecanweseenumbers?”ComputerStep3.
Intensivereading1.Getthefurtherlearningaboutnumbers.2.Gettheideahowancientpeoplewrotenumbersinmanydifferentways.3.TraintheSs’intonation;getabetterunderstandingofthecharacter.4.EducateSstobecareful.5.EducateSs’abilityofanalysis.6.EducateSs’abilityofanalysis.7.Thecomputersareverypowerful.
8.Traintheirdiscussingability.
1.Askstudentstoansweraquestion:Howmanylanguagesdoyouknow?2.A.AskstudentstoreadPara1tounderstandhowancientpeoplewrotenumbersinmanydifferentways.(showapictureofdifferentnumbers)B.Asksstofindthesimilarofancientnumbers.3.AskastudenttoreadPara2.Andtheotherstudentstocorrecthisorherintonation.Andthenshowapicturetohelpthesstounderstandwhatthesystemofnumberstodayis.Askaquestion:What’stheimportanceoftheinventionofthezero?4.AskSstoreadPara3tosix.Ask:Howmanycalculatingmachinesarethereinthebook?5.Analysistheabacus’sfeatures.6.Explainthemodernelectroniccalculator.Focusonitsfunctions.
7.Showacomputer,asktwoquestions:A.Howdopeoplethinkofthecomputer?B.Howfastcanacomputerdoacalculation?
8.Showaform;askstudentstoconsolidateeachcalculatingmachine’sformationandfunctions.1.Answerthequestionandthenreadtheheadlineandthentrytoreciteit.2.ReadPara1andfindancientpeoplewrotenumbersindifferentwaysbythehelpofthepicture.3.Readandanswerthequestions.4.Withthehelpofthepicturesinthebook,thestudentstrytogetthesenseofthedevelopmentofcalculatingmachines.5.Seethepicture,tosayout“thebeadsonthewiresstandfor…”6.Seethepicture,andsayout“itcanadd,subtract…”7.Findtheanswersinthetextbook.8.Discussinthegroupandfillintheform.
ComputerandtextbookShowingpicturesComputerShowingapicture.ShowingpicturesShowingapictureShowingapictureThetextbook.ComputerStep3LanguagepointsConsolidation1.Readthephrases2.Dothreeexercises:a.phrasesb.Fillintheblankswiththephrasestosummarizethepassage.1.Readthephrasesandfinishtheexercises.ComputerpicturesStep4Usinglanguage
TellSshownumbersdevelopedwiththetimes3.Showsomepicturesofumbers.Discussthedevelopmentofnumbers.PicturesStep4
HomeworkConsolidation1.Listenandreadthetext,recitethephrases2.Trytorecitethepassageaccordingtothepictures
精选阅读
Unit4TheWorldofNumbers教案
Unit4TheWorldofNumbers
Ⅰ.Period:The1stperiod
Ⅱ.Teachingcontent:ReadingAinPage50
Ⅲ.Teachingtype:reading
Ⅳ.Teachingaim:
Language:
Acquiresomeknowledgeabouttheancientnumbers,thesystemofnumbersandcalculatingmachines.
Learnsomeexpressionsofcalculation,e.g.oddnumber,evennumber,add,plus,subtract,minus,multiply,times,divide,equals,apercentage.
Ability:
Dosomesimplecalculations
Emotion:
Bewarestudentsoftheconcept:allsubjectsarecloselyrelated.Weshouldnotfavouroneorsomesubjectsandneglectanotherorothers.Ifyoustudyonesubjectwell,itwillbehelpfulforyoutostudyothersubjects.
Ⅴ.Teachingtool:multi-media
Ⅵ.Difficultandimportantpoints
Ⅶ.Teachingprocedure:
1.Greetings(1min)
2.Lead-in(Raisesomequestions)(5mins)
T:DoyouknowwhatsubjectIwillteachtoday?English?Chinese?Ormath?
S(predicted):Englsh.
T:Areyousure?Iamafriadnot.I’dliketoteachyoumathtoday.Areyougoodatmath?Let’sdosomequizzestoseehowwellyourmathis.
Q1:Howmanyboysarethereinourclass?
S(predicted):Thirteen.(Theteacherwritesdownthenumberontheblackboard)
Q2:Howmanygirlsarethereinourclass?
S(predicted):Twelve.(Theteacherwritesdownthenumberontheblackboard)
Q3:Howmanystudentsarethereinourclass?
S(predicted):Twenty-five.(Theteacherwritesdownthenumberontheblackboard)
Q4:Howdoyouknow?
Suggestedanswer:Addthirteenandtwelve.Wegetfifteen.Thirteenplustwelveequalsfifteen.Soourclassconsistsofthirteenboysandtwelvegirls.
Q5:Wehavefourclassesinourgrade.Ifeveryclasshastwenty-fivestudents,howmanystudentsarethereinourgrade?
Suggestedanswer:Onehundred.
Q6:Doyouknowwhoinventedthesenumbers?TheArabiansortheIndians?
Suggestedanswer:TheIndians.
Q7:Whatmachinescanweusetocalculatenumbers?
Suggestedanswers:abacus,electroniccalculator,computer
3.Learnsomenewwordsandexpressions.(interwovenwiththeaboveprocess)(10mins)
(1)“add…and…”,“…plus…equals…”,“consistof”:Addthirteenandtwelve.Wegetfifteen.Thirteenplustwelveequalsfifteen.Soourclassconsistsofthirteenboysandtwelvegirls.
(2)“odd”,“even”:Thirteenisanoddnumber.Twelveisanevennumber.
(3)“multiply…by…”.“…times…equals…”,“nearly”:
Multiplytwenty-fivebyfour.Wegetonehundred.Twenty-fivetimesfourequalsonehundred.
T:Infact,wehaveninty-ninestudentsinourgrade.Soit’snearlyonehunderd.
(4)“invent”,“invention”
(5)“calculate”,“calculator”(showapictureofelectroniccalculator)
(6)“abacus”,“bead”,“wire”,“bottom”(showapictureofabacus)
4.Askthestudentstolookatthescreenandreadtheabovenewwordsandexpressionsaloud.(1min)
5.DoExerciseA1(guidethestudentstounderstandtherequirementsfirst)(2mins)
6.Reading
Pre-reading(5mins)
AskthestudentstoreadthequestionsinPage51.
Reading(10mins)
ReadthetextinPage50andanswerthequestionsinPage51.
Afterreading(4mins)
ChecktheanswerinPage51
Askthestudents:WhatistheanswerinLine9,Page50.
7.Summingup(1min)
8.Homework(1min)
Chapter4WhatshouldIdo?
Chapter4WhatshouldIdo?
1.Wordsandexpressions:
a.Learnhowtouse15words:
behavioradvisehurterrorviolentcarriageunhelpfulhair
rentbehavehousingeducationmedicalconclusionpersuade
b.Learntousethefollowingphrases
1.bymistake错误地
2.byaccident偶然地，意外地
3.atplay在玩耍
4.drawaconclusion得出结论
5.violentbehavior暴力行为
6.knockover…把…撞倒
7.advisesb.todosth.建议某人做
8.ifnecessary如有必要的话
9.bebusydoing忙于做…
10.continuedoing继续做…
11.persuadesb.todo劝告某人做
12.noneofone’sbusiness不关某人事
13.behaveoneself表现举止规矩
14.bullysb.欺负某人
15.anextra20-yuannote额外的２０元钞票
16.questionsb.about向某人讯问
17.ahigh-riseflat高层公寓
18.feelsorryfor…为感到抱歉
19.feelguiltyaboutsth.对感到内疚
20.aschoolcounselor校内心理辅导员
partone
1.counselor/’ka?ns?l?/
n.(为心理等问题做咨询的）顾问，辅导员
e.g.Hehadaproblemcommunicatingwithhisclassmatesandsohewenttotheirschool
counselorforhelp.
2.extractn.[‘ekstrkt]n.摘录，引用，精华，提炼物
e.g.Theextractfromthiskindofflowerscanbeusedasliquidsoap.
IdecidedtobuythatnovelafterIreadanextractfromit.
3.behaviorn.[b?’he?vj?]n.行为,举止,态度
e.g.Scientistsstillcannotexplainsomestrangeanimalbehavior.
Youmustapologizeforyourrudebehavior.
v.behave举止，表现
e.g.Thelittleboytriedveryhardtobehavelikeanadult.
Johndoesn’tbehavehimselfatschool.
4.violent[‘vai?l?nt]adj.狂暴的，暴力的，猛烈的(adv.Violently/n.violence)
e.g.Thekeytopreventingviolentbehavioratschoolistosetupaprograminwhichbothparentsandteacherstakepart.
Schoolviolencehasbecomeaseriousproblem,especiallyinpublicschools.
Herkneesshookviolently,butshestayedonherfeet.
5.advisev.[?d’vaiz]建议(n.advice)
e.g.Theexpertadvisedustoeatmorevegetablesandlessmeat.(Theexpertsuggesteduseatingmore…)
BillGatesalsolefthisfamous9piecesofadvicetotheworld.
Hemadeafewsuggestionstotheworld.
6.conclusion[k?n’klu:??n]结束，结尾，结论，推论（v.conclude)
e.g.Theyfinallycametoaconclusion/drewaconclusionthattheplancouldn’tbeconducted.
Theconclusionofthefilmwasquiteromantic.
concludev.
Thechairmanconcludedthemeeting.
Themeetingwasconcluded.
7.persuadev.[p?’sweid]劝说，说服，劝告
e.g.It’snoteasytopersuadehim.
Wetriedtopersuadehimtogiveupthatfoolishplan.
8.unhelpful[,?n’helpful]adj.无用的，不愿帮助的
e.g.Everyoneonyourteamwassoawesomeandhelpful.
ThesalesgirlintheshopisoneofthemostunhelpfulpeopleIhaveevercomeacross.
Ifoundtheseinstructionbooksunhelpful.
Ihopetheycanintroduceussomehelpfulones.
9.bully[‘buli]v.恐吓，欺负
e.g.Raymondalwaysbulliedandteasedhisclassmatesatschool.
10.error[‘er?]n.错误
e.g.TheforestfireinAustraliawascausedbyhumanerror.
辨析：mistake、error、fault和wrong
四个词都可表示“错误”，但侧重点不同。
1、mistake强调日常生活中判断和看法的错误。
如:Itwasamistakebuyingthathouse.
2、error强调违反某一标准做的错事，包括道德上的错误。比mistake更正式，常用于书面语。
如：Hecan‘tforgettheerrorsofhisyouth.他忘不了他年轻时犯的错误。
3、wrong坏事、冤屈、犯罪(n.)
4、fault强调责任或性格上的弱点
如：It‘smyfaultthatwearelate.我们迟到是我的错。
11.narrowlyadv.[‘nr??l?]勉强地，以毫厘之差
e.g.Shenarrowlymissedthetrain.
Georgenarrowlypassedhisphysicsexam.
12.rentv.租，租金
e.g.Shedoesn’thaveenoughmoneytorentabighouse.
Katehadtomoveawaybecausesheowedrentforamonth.
13.byaccident意外地，偶然地
e.g.Ayoungmangotanexpensiveantiquebyaccident.
Sheknewthatsecretbyaccident.
14.bymistake错误地
e.g.Arthurtookmytextbookhomebymistake.
15.ifnecessary如有必要的话
e.g.Wecanalsotakeatenttotheparkifnecessary.
Giveabriefexplanationforyourplanifnecessary.
Parttwo
1.receivevt.(客观)收到
acceptvt.(主观)接受
e.g.IreceivedaboxofmooncakethismorningbutIdidacceptit.
Whynotacceptmyadvice?
WhoreceivedtheticketstotheHappyValley.
2.Knockv.(strike)敲打;(causesb.to)将…击成
knockat//on
Itispolitetoknockat/onthedoorbeforeenteringtheteachers’office.
knocksth.down/over打翻;撞倒
knockinto撞入
Thecarknockedintoalamppoleandturnedover.
3.hurt(自尊心//情感的)伤害;外伤(injure)
Mikefelloffhisbikeandhurthisleftleg.
4.police(集合名词,用做主语,句中动词要用复数)
Thepolicearebusyingsearchingfortherobberinthecity.
Thepolicehavebeentotheflat.
5.guiltyadj./guiltn.---(theoppositeword---innocent反义词,无罪)
feelguilty//innocent
6.aloneadj.(独自一人的)/adv.(单独地)
lonelyadj.(ofsb.)心情孤独的,寂寞的;偏僻的;荒凉的
Theoldmanlivesinalonelyhousealone,butheneverfeelslonely.
Doyougohomeeverydayalone?
7.changec.n.变化;u.n.零钱
vt.变化
GreatchangeshavetakenplaceinShenzhensince1979.
=TherehavebeengreatchangesinShenzhensince1979.
=Shenzhenhasbeengreatlychangedsince1979.
changeone’smind
Hereisyourchange!
8.noticen.通知,布告v.注意到;(observe)
putupanotice
take(no)noticeofsth./sb.
=pay(no)attentionto
noticesb.do/doingsth.
Chapter4ComputerTechnology-
Chapter4ComputerTechnology
(Speaking)
一、知识与技能：
1、运用Ithink/Idon’tthink/Iagree/Idon’tagree/Inmyopinion来表达观点和意见。
2.掌握新词opinion,disagree,smooth,inmyopinion,hot.
2、进行Isacomputergoodorbadforstudents？的口头讨论。
二、过程与方法：
1.通过对话交流，表达观点和意见。
2.通过分析事情，进行观点交流
三、情感、态度与价值观
在与他人的交流中合理委婉地表达自己的想法和意见。
[课前复习与思考]
1.听读本单元必背段。
2.思考题
What’syouropinion?
1.Whichcolourdoyoulikebetter,redorpurple?_______________________
2.Whydoyoulikeit?______________________________________________
3.Whatfooddoyoulike,SichuanfoodorCantonese(广东的)food?Why?
_________________________________________________________________
4.Whodoyouthinkisthebest,JayChou(周杰伦),AndyLau（刘德华），HanHong?Why?
___________________________________________________________________
Whatdoyouusecomputerfor?
1.Doyouhaveacomputerinyourhome?________________________________
2.Howdoyouuseit?(Forplayinggames,chatting,or…?____________________
3.Doyouenjoyusingcomputers?________________________________________
4.Whatgamesdoyouoftenplayoncomputer?_____________________________
5.Doyoueverdoyourhomeworkoncomputer?____________________________
6.Howdoyouuseittostudy?___________________________________________
7.Doyouknowhowtowritee-mails?_____________________________________
[课堂学习]
IDutyreportandeverydayEnglish.IIDictation
IIITalktime
1.Freetalk.---What’syouropinion?
2.ListenandanswerthequestionsinA2.
1)Hethinks_________________________________________________.
2)Inheropinion,_____________________________________________
3)_________________________________________________________
3.Listenandreadthedialogueafterthetape.
4.Trytorememberthesephases.
inone’sopinion就某人来看Ithink/Idon’tthink.....
Iagree/Idon’tagree.我同意/我不同意。
5.Pairwork.Makedialoguesinpairs.
e.g.–IthinkHanHong’svoiceislouderthanJay’s.
–Iagree.ButIlikeJay’svoice.
usefulexpressions:
1)--Ithink....2)–Ithink....
--Idon’tagree.Inmyopinion....–Iagree.Ilike...
IVSpeakup
1.Discussioninclass,Whatdoyouusecomputerfor?
2.Talkingingroupsandtakingnotes.
Whatdoyouusecomputerfor?Name_________
QuestionsAnswer
1.Doyouhaveacomputerinyourhome?
2.Doyoueverusecomputerforgamesorchattingwithfriends?
3.Doyouenjoyusingcomputers?
4.Whatgamesdoyouoftenplayoncomputer?
5.Doyoudohomeworkoncomputer?
6.Howdoyouuseittostudy?
7.Doyouknowhowtowritee-mails?
Usefulexpressions:
1.…hasacomputerathome.
2.…usuallyusescomputerfor/to...
3.…enjoysitverymuch.
4.…doesn’tusecomputerfor/to…,because…
VDiscussion
Isacomputergoodorbadforstudents?
Pleasemakealistoftheadvantagesordisadvantagesingroups.Thendiscussitinclass.
AdvantagesDisadvantages
VHomework
1.ReadTheHistoryoftheInternetinMorepracticeandfinishtheexercise.
2.完成下一份学讲稿要求的作业。
