浙江省臨海市杜橋中學(xué)高中英語 unit4 Reading 新人教版必修3.ppt

unit4astronomythescienceofthestars reading howlifebeganontheearth warmingup whatarethenamesoftheeightplanetsthatcircleoursun 海王星neptune 水星mercury 金星venus 地球earth 火星mars 木星jupiter 土星saturn 天王星uranus aquizgame 1 howoldistheearth a about3 5billionyearsb about4 5billionyearsc about5 5billionyearsd about6 5billionyears2 oftheearthsurfaceiscoveredbywater a 20 b 30 c 50 d 70 3 howmanyplanetsarethereinthesolarsystem a 6b 7c 8d 94 whatisthetotalpopulationofhumansontheearth a about3 5billionb about4 5billionc about5 5billiond about6 5billion 5 howlongdoestherotation 自轉(zhuǎn) oftheearthtake a 12hoursb 24hoursc amonthd 365days6 whichcontinentisthesmallest a africab northamericac southamericad oceania7 onwhatdayistheearthdaycelebrated a april22b may4c august21d november11 8 whichoceanisthelargest a thepacificoceanb thearcticoceanc theindianoceand theatlanticocean9 whichcountryhasthelargestarea a canadab chinac russiad u s a prediction lookatthepicture doyouknowthetopicofthisunit 海洋里的細(xì)胞開始分裂 登陸 爬行動物 恐龍 mammals 人類的興起 doyouknowwhatitwaslikebeforelifeappearedonearth 可以演化成低級生命的小液滴水泡狀的太空原始生命體 itwasfullofwater 1 whatdowemeanwhenwesaywearestudyingasubjectscientifically orwhat sthecorrectattitudetowardsscience weshouldbeobjective notsuperstitious answerthesequestions 2 what sthecorrectwaytoproveascientificidea weshoulddesignexperimentstotestitforseveraltimes thenwecananalyzetheresultsanddrawaconclusionatlast 3 whatarethemostimportantskillsweneedtoberealscientists careful objectiveandlogical drawconclusionsfromtheexperimentsandnotimposeconclusionsonthedata impose on 把 強(qiáng)加于 1 theoriginoflifeonearthisaquestionthatinterestsastronomers whatdoyouknowaboutit howoldistheuniverse severalbillionyearsago howoldistheearth between4 5and3 8millionyearsago whichwerethefirstcreaturesorplantsonearth pre reading 2 eachreligionandculturehasitsownideasabouthowlifebeganonearth whatdoyouknow inchina weallknowthatpanguseparatestheskyfromtheearthandnvwamadehumans panguseparatestheskyfromtheearth 中國神話傳說中有盤古開天地的說法 巨人盤古用一把利斧劈開混沌 將天地分開 死后 他的氣息化成風(fēng)和云 聲音變成轟轟的雷聲 左眼化為太陽 右眼化為月亮 手足與四肢變成大地的四極與五方的名山 血液化成江河 筋脈鋪成道路 肌肉形成田地 須發(fā)成為星星 牙齒和骨骼化為金屬 珍珠 玉石 汗水成為滋潤萬物生長的甘霖和雨露 nvwamadehumans otherlegendsaboutthebeginningofuniverse thebiblicalaccount day1 godspokeandseparatedlightfromdarknesscreatingdayandnight day2 godspokeandseparatedthewatercreatingskyandocean day3 godspokeandcreateddryland day4 godspokeandcreatedthesun moonandstars day5 godspokeandcreatedlivingcreaturesintheairandsea day6 godspokeandcreatedthelandanimalsandman day7 godrestedandblessedthisdaycallingitholy indiabrahmaisthegodfirstrepresentedinthehindutriad heisthecreatoroftheuniverseandalllivingbeingsaresaidtohaveevolvedfromhim bigbang gas newstars dyingstars remnants 平面圖 太陽系 地球大氣 1 whendidthe bigbang happen ithappenedseveralbillionyearsago scanning readthepassagequicklyandanswerthequestions 2 whatformwastheearthafterthe bigbang theearthwasstilljustacloudofdust 3 whatmadeuptheearth satmosphereaftertheearthexploded carbon nitrogen watervapourandothergases 4 howdidwatercomeintobeingontheearth astheearthcooleddownafteritexploded watercameintobeing 5 what sthesignificanceofthepresenceofwaterontheearth itallowedtheearthtodissolveharmfulgasesandacidsintotheoceansandseas 6 whatwasimportanttothedevelopmentoffish oxygen 7 whatmadepossibletheriseofmammalsontheearth thedisappearanceofdinosaursmadethepossibletheriseofmammalsontheearth 8 whyaremammalsdifferentfromalllifeformsinthepast theygavebirthtoyoungbabyanimalsandproducedmilktofeedthem carefulreading i readthepassagecarefullyandmatchthemainideawitheachparagraph para 1theformation 形成 oftheearth para 2theimportanceofwaterforlife para 3awidelyacceptedtheoryabouttheformationoftheuniverse para 4thearrivalofhumansandtheirimpactontheearth para 5thedevelopmentofplantsandanimalsontheearth ii answerthefollowingquestions 1 whywastheearthdifferentfromotherplanets thewaterremained 2 whydidtheplantsgrowbeforetheanimalscame becauseplantsprovideoxygenforanimalstobreathe 3 whyisitwronginfilmsandstoriestoshowdinosaursandpeopletogether becausedinosaursdiedoutlongbeforehumanbeingsdevelopedontheearth 4 whydoyouthinkthathumansarethecleverestanimalsontheearth theyarethecleverestanimalsbecausetheyhavelargerbrainsthananyothercreatureontheearthsofar 5 thereusedtobenineplanetsinthesolarsystem recentlyscientistshavedecidedthatoneofthemcannolongerbeconsideredaplanet doyouknowthenameofthatplanet doyouknowwhytheyremovedit pluto scientistsnowthinkitistoosmalltobecalledaplanet 6 whatproblemiscausedbyhumanbeings theycauseglobalwarming iii fillintheblanksinthefollowingform atoms violent atmosphere presence acids oxygen shellfish amphibians reptiles existed gavebirthto clever dioxide iv true t orfalse f 1 theearthappearedbeforethebigbanghappened 2 theoriginalatmosphereconsistedofnitrogenandoxygen 3 themaindifferencebetweentheearthandotherplanetsisthatthereiswaterontheearth 4 lifebeganinwaterandthenonland f f t t 5 mammalsappearedbeforethedevelopmentofdinosaurs 6 dinosaurscouldgivebirthtoyoungbabyanimalsandproducedmilktofeedthem 7 humanbeingsproducetoomuchcarbondioxidewhichcausestheglobalwarmingontheearth 8 accordingtothetext humanbeingswoulddisappearintheend f f t f howlifebeganontheearth bigbang otherbodies stars earth acloudof atoms dust summary asolid theearth s other water tothedevelopmentoflife watervapour nitrogen carbon extremelysmall onthesurfaceofthewater globe gases atmosphere fundamental plants early andallsortsoffish greenplantsonland landanimals insects amphibians hugeanimals dinosaurs theriseof humanbeings shellfish reptiles mammals wehaveonlyoneearth speaking whatshouldwedoforourearth youcanusethefollowingwordsorphrasestohelpyou prevent from har