人教版高中英语必修三unit4Reading

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I.Readthepassagecarefullyandmat chthemainideawitheachparagra ph.
Байду номын сангаас
Para.1Theformation(形成)ofthe earth. Para.2Theimportanceofwaterfor life. Para.3Awidelyacceptedtheory abouttheformationofthe universe. Para.4Thearrivalofhumansand theirimpactontheearth. Para.5Thedevelopmentofplants andanimalsontheearth.
Time Whathappened BigBang _A_t_o_m__s begantoformand
combinetocreatestars andotherbodies.
Between4.5a ●Dustsettledintoasolidan nd3.8billion d___v_i_o_legnlotbe. yearsago ●Theearthexplodedtopro
obreathe.
3.Whyisitwronginfilmsandstoriestosho wdinosaursandpeopletogether?
Becausedinosaursdiedoutlongbeforeh umanbeingsdevelopedontheearth.
4.Whydoyouthinkthathumansarethecle verestanimalsontheearth?
es.
4.Howdidwatercomeintobeingontheearth? Astheearthcooleddownafteritexploded,wat
ercameintobeing.
5.What’sthesignificanceofthepresenceofwater ontheearth?
ibletheriseofmammalsontheearth.
8.Whyaremammalsdifferentfromall lifeformsinthepast? Theygavebirthtoyoungbabyanimalsan
dproducedmilktofeedthem.
Carefulreading
▲BigBang
Gas
Newstars
remnants
Dyingstars
平面图
太阳系
地球大气
Scanning
Readthepassagequicklyandanswertheq uestions. 1.Whendidthe“BigBang”happen? Ithappenedseveralbillionyearsago.
InChina,weallknowthatPanguseparatesthe skyfromtheearthandNvwamadehumans.
Panguseparatestheskyfromtheearth.
中国神话传说中有盘古开天地的说法。 巨人盘古用一把利斧劈开混沌,将天地分 开。死后,他的气息化成风和云,声音变成 轰轰的雷声,左眼化为太阳,右眼化为月亮, 手足与四肢变成大地的四极与五方的名 山,血液化成江河,筋脉铺成道路,肌肉形 成田地,须发成为星星,牙齿和骨骼化为金 属、珍珠、玉石,汗水成为滋润万物生长 的甘霖和雨露。
Itallowedtheearthtodissolveharmfulgasesand acidsintotheoceansandseas.
6.Whatwasimportanttothedevelopmentoffi sh?
oxygen. 7.Whatmadepossibletheriseof mammalsontheearth? Thedisappearanceofdinosaursmadetheposs
Jupiter
天王星 土星 Uranus Saturn 海王星
Neptune
AQuizGame
1.Howoldistheearth? A.About3.5billionyears B.About4.5billionyears C.About5.5billionyears D.About6.5billionyears 2.______oftheearthsurfaceiscovered bywater. A.20%B.30%C.50%D.70%
2.Whatformwastheearthafterthe“BigBang”? Theearthwasstilljustacloudofdust. 3.Whatmadeuptheearth’satmosphereaftert
heearthexploded? Carbon,nitrogen,watervapourandothergas
高中英语课件
madeofcanruohanxing
人教课标 高一必修3
Unit4
Warmingup
HOWLIFEBEGANONTHEEARTH
Whatarethenamesoftheeight planetsthatcircleoursun?
火星
金星 Mars
Venus
水星
地球
Mercury Earth 木星
3.HowmanyplanetsarethereintheSolarSyste m?
A.6B.7C.8D.9 4.Whatisthetotalpopulationofhumansonthee
arth? A.About3.5billionB.About4.5billion C.About5.5billionD.About6.5billion
可以演化成低级生命的小液滴水 泡状的太空原始生命体
Itwasfullofwater.
1.Whatdowemeanwhenwesaywearestudy ingasubjectscientifically?Orwhat’sthec orrectattitudetowardsscience?
Weshouldbeobjective,notsuperstitious.
Day3:Godspokeandcreateddryland.
Day4:Godspokeandcreatedthesun,moo nandstars.
Day5:Godspokeandcreatedlivingcreatu resintheairandsea.
Day6:Godspokeandcreatedthelandani malsandman.
Day7:Godrestedandblessedthisdaycalli ngitHoly.
India Brahmaisthegodfirstre presentedintheHinduTr iad.Heisthecreatorofthe universeandalllivingbei ngsaresaidtohaveevolve dfromhim.
Theyarethecleverestanimalsbecausethe yhavelargerbrainsthananyothercreat ureontheearthsofar.
5.Thereusedtobenineplanetsinthesolarsys tem.Recentlyscientistshavedecidedthat oneofthemcannolongerbeconsideredap lanet.Doyouknowthenameofthatplanet ?Doyouknowwhytheyremovedit?
Prediction
Lookatthepicture.Doyouknowthetopic ofthisunit?
海洋里的细胞开始分裂
登陆
爬行动物
恐龙
Mammals
人 类 的 兴 起
Doyouknowwhatitwaslikebefore lifeappearedonearth?
duceits_____a_t_m_o_s_p_h. ere ●Thecontinued________ opfrwesaetnercaellowedtheearthto dissolveharmfulgasesand_ ____intotheoceansandseas . acids
Nvwamadehumans.
Otherlegendsaboutthebeginningofuniv erse.
TheBiblicalAccount
Day1:Godspokeandseparatedlightfrom darknesscreatingDayandNight.
Day2:Godspokeandseparatedthewaterc reatingskyandocean.
Careful,objectiveandlogical,drawconclu sionsfromtheexperimentsandnotimpo seconclusionsonthedata.
(impose…on…把……强加于……)
Pre-reading
1.Theoriginoflifeonearthisaquestionthatinte restsastronomers.Whatdoyouknowabouti t?
Pluto.Scientistsnowthinkitistoosmalltobe calledaplanet.
6.Whatproblemiscausedbyhumanbeings? Theycauseglobalwarming.
III.Fillintheblanksinthefollowingform.
Howoldistheuniverse?(severalbillionyearsag o)
HowoldistheEarth?(between4.5and3.8millio nyearsago)
WhichwerethefirstcreaturesorplantsonEart h?...
2.Eachreligionandculturehasitsownideasa bouthowlifebeganonearth.Whatdoyouk now?
8.Whichoceanisthelargest? A.ThePacificOcean B.TheArcticOcean C.TheIndianOcean D.TheAtlanticOcean 9.Whichcountryhasthelargestarea? A.CanadaB.China C.RussiaD.U.S.A
5.Howlongdoestherotation(自转)ofthe earthtake? A.12hoursB.24hoursC.amonthD.365days 6.Whichcontinentisthesmallest? A.AfricaB.NorthAmerica C.SouthAmericaD.Oceania 7.OnwhatdayistheEarthdaycelebrated? A.April22B.May4 C.August21D.November11
2.What’sthecorrectwaytoproveascienti ficidea?
Weshoulddesignexperimentstotestitfor severaltimes.
Thenwecananalyzetheresultsanddrawa conclusionatlast.
3.Whatarethemostimportantskillswenee dtoberealscientists?
II.Answerthefollowingquestions.
1.Whywastheearthdifferentfromotherpl anets?
Thewaterremained. 2.Whydidtheplantsgrowbeforetheanimal
scame? Becauseplantsprovideoxygenforanimalst
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