Unit4Thenandnow…………………………………PartCStorytime…………………………………StorytimeCavemenoftenaterawmeat.Theydidn'tcooktheirfood.Nowtherearemanythingstohelpyoucook.In2050,therewillbehouserobots.Theywillcook,cleanandwashthedishes.StorytimeZip:Oh,cavemendidn'tcooktheirmeat?Zoom:It'sOK.Theydidn'tdothedisheseither!StorytimeThereweremanytrees,andthereweremanycleanrivers.Now,therearemoreandmorebuildings.Weshouldhelptheearthnow,sobirdswillhavehomesandtheforestswillbehealthyandgreenagain.StorytimeZip:Look!Howbeautifultheworldwas!Oh!Whatwillthebirdsdo?Zoom:Don'tworry.Peoplewillhelpthem.StorytimeBeforehumanslivedontheearth,whalesalreadylivedinthesea.Now,therearenotmanywhales.Ifwechangenow,whalesandhumanswillhaveabrightfuture.StorytimeZip:Healtheworld!Zoom:Makeitabetterplace!Answerthequestions.1.Didcavemencooktheirfood?___________________________________2.Aretheremoreandmorebuildingsnow?___________________________________No,theydon't.Yes,thereare.随堂练习1.分角色、有感情地朗读本故事。2.简单复述本故事。课后作业