初二英语上学期8A-Module-3-Unit2-PPT课件.ppt

Areyouinterestedinspace?,Unit2Wehaventfoundlifeonotherplanetsyet.,Module3,Whatdoyouthinkof(想到)whenyouseetheMoon?,ChangehasgonetotheMoon.,Isshealone?,单独的,AstronautshavealreadybeentotheMoon.,ArmstrongfromtheUSA,HavetheydiscoveredanylifeontheMoon?Why?,TheMoondoesnthaveanenvironmentwithair.,环境,So,Peopleandthingscantgrowthere.,生长,planet,theSun,theEarth,Mars,thesolarsystem,行星,200billionstars,恒星,Itsapartoftheuniverse(宇宙).,theMilkyWay,Matchthewordswiththepictures,galaxy,planet,solarsystem,star,universe,太阳,Putthewordsandexpressionsfromthesmallesttothelargest:,A.galaxyB.planetC.solarsystemD.starE.universe,B,D,C,A,E,aspacecraft(宇宙飞船),Scientistshavesentlotsofspacecrafttothesolarsystem.,Itcostsmillionsofdollars.,Traveler1spacecraft(旅行者1号),Somespacecrafthavegonebeyondthesolarsystem.,在之外,Noneofthemhasdiscoveredanylifeinspace.,Readthepassageandchoosethebesttitle.,Anyoneoutthere?LifeonEarthOursolarsystemThestarsatnight,Doyouthinktheyrerightornot?,TheEarthisastar.TheSunisastar.Noneoftheplanetshasanenvironmentwithair.TheMilkyWayisapartofthesolarsystem.Thereismorethanonegalaxy.,Doyouthinktheyrerightornot?,Thelight(光)fromstarshastakenalongtimetoreachtheearth.ScientistshavefoundlifeonMars.Theyvereceivedmanymessages(信息)fromspace.Theyvevisitedmostoftheuniverse.,大部分,生物,UFO,E.T.,superman,Doyoubelieve(相信)thereareanylivingcreaturesinouterspace?,生物,UFO,E.T.,superman,Doyoubelieve(相信)thereareanylivingcreaturesinouterspace?,Writing,WevejustheardthatourspacecrafthaslandedonMars,andweve,S