Unit4AstronomyTheNO.4MiddleSchoolofKorlaWangYufengLearninggoals•1.Graspthemainideaofthepassageandthemainideaofeachparagraph.•2.Gettoknowthestagesastohowlifebeganontheearth.•3.Designatimelinetodescribeeachstageinthedevelopmentoflife.•4.Awaketheawarenessofprotectingtheearth.Let’senjoyashortvideo.Whatanimalsappearedinthevideo?Whatisthisvideomainlyabout?ReadingReadthepassagequicklyandmatchthemainideawitheachparagraph.Para1Para2Para3Para4Para5Fastreading1.Howtheearthformed(形成).2.Theimportanceofwaterforlife.3.Howtheuniverse(宇宙)formed.4.Thearrivalofhumansandwhattheydidtotheearth.5.Thedevelopmentofplantsandanimalsontheearth.CarefulreadingTask1Readparagraphs1-3andanswerthefollowingquestions.1.Howdidtheuniversebegin?(Para1)Theuniversebeganwitha“BigBang”.2.Whatwastheearthlikebetween4.5and3.8billionyearsago?(Para2)Itsettledintoasolidglobe.3.Whywastheearthdifferentfromtheotherplanets（行星）?(Para3)Becausewaterremainedontheearth.Task2Readpara4andputthesepicturesinorder.Smallplantsbegantoappearonthewater.()()Insectsandamphibiansappeared.()Dinosaursappeared.()Shellfishandotherfishappeared.()Mammalsappeared.()Plantsbegantogrowondryland.()Reptilesappeared.1234567Task3Designatimelinetoshowthedevelopmentoflife.usefulconnectors(later,when,next,afterthat,then,however,finally…)Theuniversebeganwitha“BigBang”.Thinkandanswer:Whathappenedaftermammalsappeared?Whatshouldwedotoprotecttheearth?planttreesrecycletherubbiseatupourfoodHomeworkDesignapostertocallonpeopletoprotecttheearth.Thankyou
