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1、Unit4AmazingScience Topic2I’mexcitedaboutthethingsthatwillbediscoveredinthefuture.SectionC1aReadandunderstand. LookatthepicturesandpredictwhichstatementsaretrueaboutMars.Thenreadthepassagequicklyandchecktheanswers._____1.Marslookslikearedball._____2.ThetemperatureonMarsisveryhigh._____
2、3.Marsismuchlargerthantheearth._____4.Marsistoofarawayforustoreach.TFFFRead1aandanswerthequestions.(1)WhatdoesMarslooklike?Itlookslikearedandorangeball.(2)HowfarisMarsfromthesun?It’sabout228millionkilometersawayfromthesun.(3)What’sthetemperatureonMars?Itisbetween-138℃and28℃.1bRead1aagai
3、nandwritedowntheinformationaboutMars.DiameterColorShapeClimateGravityDistancefromthesun53%aswideasthatoftheearthredandorangeaballduringspringandsummer:strongstormstemperature:between-138℃and28℃abouttwo-fifthsasstrongasitisonearthabout228millionkilometers找出下列短语和句子1像什么一样2太阳系3以---命名4绕---转5
4、相隔---6被---所覆盖7在---和---之间8着陆9它的直径是地球的53%。10我们登上火星已经两天了3分钟时间速记，做好展示准备1.Itsdiameteris53%aswideasthatoftheearth.它的直径是地球直径的53%。2.ThegravityonthesurfaceofMarsisabouttwo-fifthsasstrongasitisonearth.火星表面的引力大约是地球引力的五分之二。倍数(分数)+as+adj.+as……的几倍3.Marsgoesaroundthesunatadistanceofabout228millionkilo
5、meters.火星在距太阳约228000000千米处环绕着太阳转。atadistanceof…有……距离LanguagePoints4.ScientistsarestillsearchingformoreinformationaboutMars.科学家们正在对火星进行更多的探索。searchfor:表示没有“被搜索的对象”只有“寻找的目标”。如：Allnighttheysearchedforthelostboy.search…for…表示搜查某一对象的目的是要找到什么,强调有具体的目标。如：ShesearchedmanyshopsforJim’sgift.search
6、意为“在……搜查”或“搜身”,是个及物动词，后面直接跟“被搜查的对象”。如：Mr.Smithsearchedeveryroominthehouse.LanguagePointsKeywordsMars,fourth,oursolarsystem,atadistanceof,diameter,aswideas,tell,because,brightred,redandorangeball,surface,becoveredby,storms,gravityonthesurface,two-fifthsasstrongas,temperature,air,oxygen,s
7、paceship,eightmonths,fromtheearth,closestto,Retell1aMars,the_______planetofthesolarsystem,goesaroundthesunata_________ofabout228millionkilometers.Its_______is53%aswideasthatoftheearth.Itlookslikea_____and_______ball.It’sverybeautiful.Butduring______and_______,strong__________ca
