高中英语 unit3 project教案 牛津译林版选修7 (2)

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1、Unit3TheworldonlineProjectTeachingaims:Afterlearningthisperiod,thestudentswillbeableto:1.learnabouttwosearchservicesandwhatshouldbetakenintoconsiderationwhileresearchingontheInternet;2.usetheInternettodoresearchonatopicbyusingtheinformationandinstructionsinthetext;3.makeaposterexplainingh

2、owtheyhavesearchedandwhattheyhavefound.Step1Lead-in(PPT4)Begintheclassbyaskingstudentsinwhatwaystheygetinformation.Afterthediscussion,arousestudents’thinkingbyaskingthem,“Whatisthefastestgrowingsourceofinformationintheworldtoday?”Step2Skimming(PPT5-6)Allowthestudentstwoorthreeminutestogot

3、hroughthetextquicklytofindtheanswerstothequestionsonthescreen:“WhenusingtheInternettodoresearch,youshouldkeepsomestepsinmind…”Answer:Stepone:choosingasearchserviceSteptwo:searchingforinformationStepthree:usingyourinformationStep3Carefulreadingfordetailedinformation(PPT7-14)1.StepOne:choos

4、ingasearchservice1）Askthestudentsthefollowingquestions:Whatarethetwosearchservicesmentionedintheguide?Whatdotheybothgiveus?Canyousetsomeexamplesofsearchengines?Answers:Searchenginesandsubjectdirectories.Theybothgiveusdirectlinks.Google,Yahoo,LycosandExcite.(2)Trueorfalsequestions:Searchen

5、ginesareatypeofcomputerprogram.Searchenginespresentevaluatedcontentsbecausetheinformationhasbeencheckedbyaperson.Youneedtobepatientwhenusingsubjectdirectoriesbecausethelinksgotothefullarticlesorpages.Thelinksofthesearchenginesarenotclassifiedbysubject.Subjectdirectoriesnotonlypresentcorre

6、ctinformation,butalsoareuptodate.Answers:TFFTF2.Steptwo:searchingforinformation1）Thereareseveralthingstotakeintoconsiderationwhenyouaresearching…Answer:Informationgetsold.PeopleputinformationontheInternet.Thewayyoutypeyourkeywordsmakesadifference.2）Findtherightanswer:（1）Wherewillmanysites

7、statethedate?A.Inthemiddleofthepage.B.Atthebottomofthepage.C.Atthefrontofthepage.D.Usuallyontherightside.（2）Accordingtothepassage,whydoweusuallyneedtocheckthesourceoftheinformationwefind?A.Becausethedateistooold.B.Becausewecan’tsurfonpersonalwebpages.C.Becausenoteve