高二下册ModuleUnitTheworldonline教学设计牛津译林版教案Word格式.docx
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(2)Themusicfromthekeyboardsoundslikemusicfromarealpiano.
→Akeyboardisasetofkeysonacomputerthathelpyouoperatethecomputer.
(3)Ihatetocleanwindows.
→WindowsisakindofcomputerprogramdevelopedbyMicrosoft.
(4)Memoryissomethingyoumaystarttolosewithage.
→Memoryisaspaceintheharddriveofacomputertostoreinformation.
(5)Juliewantstohaveapetmouse.
→Mouseiswhatyoucontrolwithyourhandtomovethecursoronthecomputerscreen.
Step2Brainstorming(PPT10-12)
1.Doyouknowhowpeoplekeptintouchwitheachotherinthepast
(Peopleusedletters,postcards,telegraphs,faxesandtelephonestocommunicatebeforetheinventionoftheInternet.)
2.Thenhowpeoplekeepintouchwitheachothernow
(WiththedevelopmentofInternet,moreandmorepeoplearenowusingcomputersandtheInternetforcommunication.)
3.WhatareyourexperiencesusingtheInternet
4.WhatistheInternet
(TheInternet,alsocalledtheNet,isacollectionofcomputersconnectedinaworldwidenetwork.)
5.WhatarethefunctionsoftheInternet
(playingcomputergames,QQ,shopping,music,etc.)
Step3Sharinginformation(PPT13-20)
Discussthefourpicturesoftheposter“Aworldofconnections”.EncouragestudentstoexpresstheirunderstandingaboutthedifferentusagesoftheInternetandhaveagoodimaginationofwhattheInternetbringsusinthefuture.
Nowworkinpairsandhaveadiscussionabouteachofthepictures.
Picture1
canpeopledoonthiswebsite
(Searchforinformationonavarietyoftopics.)
dowecallthiskindofwebsitethatprovidessearchingservices
(Wecallitsearchengine.)
3.HowcanyoufindinformationontheInternetusingasearchengine
(Enterkeywords)
searchenginesdoyouknoworoftenuseWhichisyourfavouritesearchengine
(Google,Baidu.)
Picture2
doyouthinkwouldbetheadvantagesofbuyingthingsonline
(Asonlineshopkeepersdonothavetopayfortherentalofarealshop,theproductssoldonlineareusuallycheaperthanthoseinrealshops.Itiseasyandconveninenttocompareaproductinseveralonlineshops.Payingforthingsissimpleasyoujustkeyinthecreditcardnumberandconfirmthepaymentonline.Thedeliveryisusuallyquickandtheonlineshopsproividedeliverytoyourhome.Aboveall,shoppingonlinesavesalotoftime.)
doyouthinkwouldbethedisadvantagesofonlineshopping
(Becausepeoplecanonlyseepicturesoftheproductsonline,sometimesyoucouldreceivesomethingthatwasnotwhatyoureallywanted.Thesafetyofthepaymentisnot100%guraranteedassomeonemaystealtheaccountnumbersorpinnumbersofyourcreditcardsregisteredonline.Besides,somepeoplefalselyadvertiseproductsandthenstealcustomers’money.)
Picture3
youevertriedtalkingwithyourparentsorfriendsonline
devicesdoyouneedifyouwanttotalkwithpeopleonline
(AcomputerconnectedtotheInterent,aweb-camera,aweb-microphoneandaweb-talikingsoftware…)
arethegoodpointsandbadpointsofonlinetalking
(Therearemanygoodpoints.Peoplecansavealotofmoneyinsteadofpayingforlong-distancecalls.Peoplecankeepintouchwithfamilymembersorfriendswhereveryouareintheworld.Peoplecanmakenewfriendsindifferentpartsoftheworld.Therearenegativethingstoo.Thequalityofthepicturesorvoicesdependsonthespeedofnetworktransfer.Manypeoletalkwithinlinefriendswithoutrealizingthattheirpicturescouldbeusedbyothersinillegalways.)
4.Whichwayofcommunicationdoyouprefer,talkingfacetoface,talkingoverthephone,talkingonlineortalkingonlinewithaweb-cameraWhy
Picture4
youtriedotheronlineservicesthatarenotmentionedhereWhichones
otheronlineservicesdoyouthinkwewillneedorhaveinthefuture
roledoyouthinktheInternetwillplayinthefuture
youthinkitisagoodideato‘live’ontheInternetcompletely
Step4Discussion(PPT21-23)
1.WhatdoyouthinkthemostimportantbenefitoftheInternetis
(FastspeedandeasyaccessarethemostimportantaspectsoftheInternet.)
2.DoyouthinkthereareanynegativethingsabouttheInternet
(Thereistoomuchinformationonlinethathasnotbeenproventobetrue.Therearetoomanyexcitingcomputergames,makingthosewhocan’tcontrolthemselveskilltime.)
3.InwhatwayswilltheInternetimproveourlivesinthefuture
(TheInternetwillfreepeoplefromtheoffice.EverypartofahomecanbeconnectedtotheInternet,whichwillmakelifeeasierandmorecomfortable.)
Step5Debate(PPT24)
UsingtheInternet
Advantages
Disadvantages
Step6Homework(PPT25)
1.WriteapassageaboutadvantagesanddisadvantagesofusingtheInternet.
2.Previewthereading.
Reading(Periodone)
Afterlearningthisperiod,thestudentswillbeableto:
1.understandtheargumentaboutthepositiveandnegativeeffectsoftheInternetonpeople’slives;
2.learnaboutthestrategyof“readinganargument”;
3.retelltheeffectsoftheInternetanddebateaboutacertainsubject.
Step1Lead-in
1.BegintheclassbydiscussionsomeproblemsabouttheInternet…(PPT)
(1)WhatdoyouusuallyusetheInternetfor(GatherdifferentanswerstothequestionsandshowsomepicturesaboutthefunctionsoftheInternet:
tosearchforinformation,tohelpwithstudy,toplaygameanddownloadsomemusicandvideo,foramusementandshopping)
(2)WhatdoyouthinkthemostimportantbenefitoftheInternetis(Ithasbroughtusmuchconvenience;
ithelpustosavemuchtime,energyaswellasmoney.)
(3)DoyouthinkthereareanynegativethingsabouttheInternet(Givethestudentsafewminutestodiscusswiththeirclassmatesandthenasksometolisttheiropinions)
2.Fromyouranswers,wecanfindthatsomestudentsthinkithasgoodeffects;
someothersthinkit’sbad.That’swhatwewillmainlylearntoday.Nowpleaseturntopage34andlet’slearnthepassageabouttheInternet.
Step2Skimmingandscanningforgeneralidea
Allowthestudentstwoorthreeminutestogothroughthetextquicklytofindtheanswerstothefollowingquestions.(PPT)
(1)Thetextisthe__________ofthespeechestwostudentsgaveatan_______________aboutthe_____________ofInternetuse.
(2)Whoarethetwodebaters
Answers:
(1)transcript,inter-schooldebate,prosandcons
(2)Zhuzhenfei,representingthepro-Internetside;
LinLei,representingthe“con”side
Step3Readingstrategy
Tellstudentswhenwereadanargument,therearesomethingweshouldpayparticularattentionto.Allowthestudentsaboutfiveminutestoreadthroughthereadingstrategyonpage35,andfindouttheanswerstothefollowingtwoquestions.Itissuggestedthatthestudentsworkinpairstocomparenoteswitheachotherabouttheiranswerstothequestions.(ppt.)
(1)Whenyoureadanargument,youmustrememberthat________________________.
(2)Howdoesanargumentdevelop
—Thefirstthing:
____________________________________.
―Afterthat:
_______________.
―Intherestoftheargument:
―Attheendoftheargument:
(1)aspecificviewisbeinggiven.
(2)astatementofwhattheargumentisabout;
mainpoints;
supportingfacts;
conclusion.
Step4Carefulreadingfordetailedinformation
Tellstudentstoreadthetwospeechesandseehowtheyweredeveloped.Getthemtoanalyzethestructureofeachspeechandfindoutinformationaboutmainpoints,supportingfactsandconclusion.Allowthemfiveminutestoreadandthencompletethefollowingexercisesaboutthetext.(PPT)
(1)I.Analyzethestructureofthe1stpart
Aspecificview:
___________.
Para___:
Presentthetwomainpoints
SupportingfactsforPoint1
SupportingfactsforPoint2
Drawaconclusion
II.Fillintheblanks.
(2)I.Analyzethestructureofthe2ndpart
_________
Para1:
Presentthetwo___________
Para2:
________________forPoint1
Para3-4:
Para5:
Drawa___________
II.Completetheformbelow
Debater
(view)
Mainpoints
Supportingfacts
conclusion
LinLei
(con)
Point1:
eBay
Universityprofessors
(Para2)
Point2:
families’time
experts
astudy
(Para3-4)
(1)I.thetitle;
1,2-3,4,5
II.positive,value,80%,79%,hobbies,ability,interests,communicate,tool
(2)I.thetitle,mainpoints,Supportingfacts,conclusion
II.Point1:
uncontrolledinformation;
Point2:
thechangeinthewaypeoplespendtheirtime;
Conclusion:
ItremainsimportantforuseithertolimitouruseoftheInternet,ortolearnhowtohandletheproblemsithascaused.
Step5Listeningandconsolidation
Playthetapeforstudentstolistenandimitateandaskthestudentsto