高中英语unit 1 the world of our senses project (课件)牛津版必修三.ppt

unit1,projectsharkattacks,theworldofoursenses,sharksareamazingfishthathavebeenaroundsincethedinosaurs.theyliveinwatersallovertheworld.,whataresharks?,malesarecalled“bulls”.femalesarecalledcows.babysharksarecalledpups“.,sharkspecies,thereareover360speciesofsharks,whicharedividedinto8orders(目)and30families（科）.therearelotsofdifferencesinsharks.,ithastiger-likemarkings.,thebiggestshark,whichismorethan15meterslong.itisnotawhale.whalesharksareharmlesstopeople,tigershark,whaleshark,greatwhiteshark,angelshark,hammerheadshark,lemonshark,smellisasharksmostacutesense.(about70percentofthesharksbrainisusedforsmellingfunctions.)2)sharksaresensitivetolight3)sharksdohaveears4)sharkscanalsosensemagneticfields（磁场）.,sharksuniquesenses:,whatisthemostdangerousshark?isthereanyotherfierceshark?2.howmanytypesofsharkattacksdoyouknow?3.whyshouldntweswimifwearecut?4.ifasharkattacksyou,whatcanyoudotoprotectyourself?,fastreading,secondreading:,mainideaofeachparagraph.,para.1:nearly400typesofsharks.para.2:donotfeedonhumans.para.3:threetypesofsharkattacks.para.4:advicetoreducethechanceofbeingattackedbyashark.para.5:threetipsonwhattodoifasharkattacks.para.6:dontbefrightenedbysharks.,practice,tellastory:onceiwentswimmingaloneinthesea,unfortunately,iwasattackedbyashark,detailedinformation:whatkindofsharkisit?whydoyouthinkitattackedyou?howcouldyousurvive?andwhatdoyouwanttotellpeople?,producingatvshowabouthowananimalusesitssenses.,eagleseyesightisfourtimesassharpasthatofapersonwithperfectvision.,eagle,dogsandrabbitshavehighlydevelopedsensesofsmellandtouch.,aspidersuniquesenseissight.,catshaveawelldevelopedsenseoftouch.,butterfliesandbeeshavetastereceptorsontheirfeet.,lionshaveverygoodnoses,whicharesensitivetosmell.,miceandelephantshavegoodhearing.,theanimalsname:,decidewhichanimaltofocuson,itsuniquesense:,foodhabitat(wheretheanimallives)howitprotectsitselfhowitattackspeopleorotheranimals(ifitdoes)mythsaboutthisanimal(whatpeoplethink),thankyou!,thegreatwhitesharkthetigersharkthebullshark,threefiercesharks,threetypesofsharkattacks:,“sneak”,“hitandrun”,“bumpandbite”,moredangerous,threetipstohelpyouifasharkattacksyou,dontpanic.hitthesharkonthenose.stickyourfingerinthesharkseye.,fourpiecesofadvicetoavoidsharkattacks