英语九年级上册Unit6Whenwasitinvented2sectionA1

Whatcanyouseeinthepicture?acaratelephoneacomputeraTVIcanseea...Inwhatorderdoyouthinktheywereinvented?1234Thennumberthem[1—4](1=first,4=last).GuessIthinkAwasinvented

before/afterB.cartelephone

computerTV1aMakeconversationswithyourpartner.Whenwasthecarinvented?Ithinkitwasinventedin1876.1876：eighteenseventy-six1885:eighteeneighty-five1927:nineteentwenty-seven1971:nineteenseventy-oneListenandmatchtheinventionswiththeyear.______1876______1885______1927______1971dacb1b1876：eighteenseventy-six1885:eighteeneighty-five1927:nineteentwenty-seven1971:nineteenseventy-one听力原文一般过去时的被动语态：was/were+V-edPayattentiontothefollowingunderlinedparts.Lookatthepicturebelow.Whatarethethingsonthetable?Listenandnumbertheinventions[1-3]intheorderyouhearthem.2aInventionWhatisit/aretheyusedfor?shoeswithspecialheels_________thestyleoftheshoesshoeswithlightsseeing___________hotice-creamscoop______reallycoldice-creaminthedarkservingListenagainandcompletethechartbelow.changing2b听力原文beusedfor被用做于……Checktheanswers!Makeconversationsusingtheinformationin2b.2cInventionWhatisit/aretheyusedfor?shoeswithspecialheels_________thestyleoftheshoesshoeswithlightsseeing___________hotice-creamscoop_______reallycoldice-creaminthedarkservingchangingTheyareusedfor

changingthestyleoftheshoes.Lookattheshoeswithspecialheels.Whatarethey

usedfor?What’sthis?It’szipper.Wherecanyouseezippers?Watchthevideoandanswerthequestions.Whoinventedthezipper?2.Whenwasthezipperinvented?3.Whenwasitfirstusedwidely?ThezipperwasinventedbyWhitcombJudson.Itwasinventedin1893.Itwasfirstusedwidelyinaround1917.Paul:HeyRoy,thesubjectformyschoolprojectis“Smallinventionsthatchangedtheworld”.Canyouhelpmethinkofaninvention?Roy:Withpleasure!Letmethink…hmm…Iknow!Thezipper!Paul:Thezipper?Isitreallysuchagreatinvention?Roy:Thinkabouthowoftenit’susedinourdailylives.Youcanseezippersondresses,trousers,shoes,bags…almosteverywhere！Paul:Well,youdoseemtohaveapoint…Roy:Ofcourse!IthoughtaboutitbecauseIsawawebsitelastweek.Thepioneersofdifferentinventionswerelistedthere.Forexample,itmentionedthatthezipperwasinventedbyWhitcombJudsonin1893.Butatthattime,itwasn’tusedwidely.Paul:Really?Sowhendiditbecomepopular?Roy:Around1917.Readandthink:WhydoesRoythinkthezippersaresmallinventionsthatchangedtheworld?Who:______________________When:_________zipperusageinventionIt___________inourdailylives.Youcanseezippersalmosteverywhere.developmentIt__________widelyatthattime.___________itbecame__________.isoftenusedJudsonWhitcombin1893wasn’tused1917InaroundpopularFillintheblanksaccordingtotheconversation.PaulRoyHeyRoy,thesubjectformyschool____is''_______”.Canyouhelpme________?______!Letme____...hmm...Iknow!The____!The____?Isitreallysuch________?Role-playWell,youdoseemto____...______howoftenit'sused_______.Youcansee_____on____,____,____,bags...almost______！

Really?Sowhendiditbecome_______?We’llseewhichgroupdoesthebest.____!I_____becauseIsawa_____lastweek._________