2018秋期八年级英语下册 Unit 2 Lesson 4 Animal Talk课件 （新版）北师

Unit2Lesson4AnimalTalkHowdowecommunicatewithotherpeople?Ourwaysofcommunicationbymobilephonebysignlanguagebybodylanguagethroughface-to-facecommunicationbyemailbyblogBrainstormUsethekeywordstodescribethesephotos.Whendowecommunicatewithothers?Twopeopleareusingacomputer.Maybethey’rewritingablogorsendinganemail.Warm-upDoanimalsneedcommunication?Warm-upMydogisinthegarden.He’swagginghistail,hismouthisopenandheislookingatme.Whatishetryingtotellme?JaneRobertsWarm-upDoyouknowtheseanimals?insectswhalesmiceHowdotheycommunicatewiththeirfriends?antbeesIthinkantscommunicatebybodylanguage.Warm-upReadthetext.Findoutthe3mainmethodsofanimalcommunication.•Bysmell•Bysound•BybodylanguageReadingWaysofcommuni-cationKindsofanimalsWhydotheycommunicate?FillintheblanksWaysofcommuni-cationKindsofanimalsWhydotheycommunicate?bysmelldogsmiceantsbysoundfrogsinsectswhaleselephantsbybodylanguagecatsdogsFillintheblanksReadwiththespeaker.ReadingHowishumancommunicationdifferentfromanimalcommunication?Ithink…Youropinion1Animalscanhelpusalot.Examples2Peoplehavealwaysbeeninterestedinanimalcommunication.Whydopeoplewanttostudyanimalcommunication?Dogshavehelpedthepoliceforalongtime.Theycanfindmissingpeoplebyusing…Scientistshavetrainedmicetofindlandmines.TalkingCanyouanswerthesequestions?1Howdoscientistsstudyanimalcommunication?2Whathavescientistsdonewithmicesothattheycanhelppeople?3Arepeopleinterestedinanimalcommunicationnoworforalongtime?Howdoyouknow?Theyhavedonealotofresearchonthissubject.Theyhavetrainedmicetofindlandmines.Peoplehavealwaysbeeninterestedinanimalcommunication.foralongtimeTalking•1Readthetext.•2Writedownyouropinionabout“Howishumancommunicationdifferentfromanimalcommunication?”Homework