Module3Module3Unit2Wehavenotfoundlifeonanyotherplanetsyet.Wehavenotfoundlifeonanyotherplanetsyet.学习目标学习目标1.熟记重点单词：none,environment,solar,sysem,group,galaxy,universe,light,impossible,out,ommunicate2.掌握重点短语:hundredsofmillionsof…solarsystem,intheuniverse,farenough,inspace,goaroundthesun,becalled,haveto,communicatewith3.掌握重点句型：(现在完成时)主语+have/has+动词的过去分词Doyouknowthewordsandexpressionsinthebox?Puttheminorder:small—large.galaxyplanetsolarsystemstaruniverseplanet—star—solarsystem—galaxy—universeMatchthewordswiththepictures.A.galaxyB.planetC.solarsystemD.starE.universeABCDEBSkimming(略读)togetgeneralidea1.Anyoneoutthere?2.LifeonEarth3.Thesunandotherstars4.ThestarsatnightReadthepassageandchoosethebesttitleforit.Scanning（跳读）togetdetailedinformationCheck(√)thetruesentences.1.Theearthisastar.2.Thesunisastar.3.Thereismorethanonegalaxyintheuniverse.4.Thelightfromthestarsinothergalaxieshastravelledforalongtimetoreachus.5.Scientistshavereceivedmanymessagesfromspace.6.Spaceshipshavevisitedmostoftheuniverse.√√×√××Carefulreading（精读）tosolvedifficultpointsgoaroundthesun绕太阳转becalled被叫作…solarsystem太阳系haveto不得不communicatewith…与…交流,与…联系farenough足够远intheuniverse在宇宙中inspace在太空中Scientiststhinkthattherehasbeenlifeontheearthforhundredsofmillionsofyears.科学家们认为地球上的生命已经有上亿年的历史。therebe的现在完成时“therehave/hasbeen+名词”Therehasbeenapictureonthewallforalongtime.Therehavebeensomeoldtreesinourschoeg:很长时间以来在墙壁上已经有这幅画了在我们学校已经有一些古树了。hundred前加基数词，表示“一百、二百、三百……”，hundred要用单数形式；hundred与of连用表示“数百”时，hundred要用复数形式，即hundredsof。例如：thousand,million,billion和hundred的用法相同。Thereareeighthundredstudentsinourschool.TherearehundredsofpeopleintheparkWeplanted_____treeslastyear.A.hundredsofB.hundredofC.fivehundredsD.fivehundredofPractiseWithsomanystarsintheuniverse,arewealone,oristherelifeoutthereinspace?宇宙中有这...
