2018年人教必修三Reading预习案

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1、【课前预习案】Wordrevision（用所学单词的适当形式填空）.1.Waterisftothedevelopmentoflife.2.Toomuchcarbondioxideintheaircancause（全球性的）warming.3.Thecomputer（系统）hasbrokendown.4.Weshouldtryourbesttoapply（理论）topractice.5.Thiskindofplant（增力口）veryquicklyinwarmandwetweather.6.Thedogwasfastened

2、toapostbya（锁链）.7.Thereisafriendly（氛围）overthetalk.8.Water（存在）inthreeforms—liquid,gasandsolid.9.Theboylikesstudyingtheuniverseandhewantstochoose（天文学）ashismajor.10.Theheavyrain（

3、用止）himattendingthemeetingyesterday・【课内探究案】Stepl.Leading-inAsweallknow,inoursolarsystemthe

4、reareeightplanetscirclingaroundthesun.Doyouknowwhattheyare?Ql:Whichplanetisspecial?Why?Q2:Doyouknowhowlifebeganontheearth?Eachreligionorculturehasitsownideasaboutthebeginningoflifeontheearth.Canyougiveusanexample?（InChina,inWesterncountries）Q3:Allabovearebeautiful

5、legends.Doyouknowascientificideaabouttheoriginoflife?ThetopicHowLifeBeganontheEarth（Let'senjoyashortvideoandwhilewatchingpleasepayattentiontotheEnglishWordsbelow.）Step2.Fastreading1.Pleasereadthewholepassageandtrytogetthemainideaofeachparagraph.Paragraph1:a.Theimp

6、ortaneeofwaterforI讦eParagraph2:b・ThedevelopmentofplantsandanimalsontheearthParagraph3:c.TheformationoftheearthParagraph4:d.Awidelyacceptedtheoryabouttheformat!onoftheuniverseParagraph5:e.Thearrivalofhumansandtheirimpactontheearth2.Readandcomprehension（阅读表达）（1）Thew

7、holepassagedevelopsintheorderof.（2）Findthesentencethathastheclosestmeaningofthefollowingone.Inthefuture,whethertherewillstillbelifeontheearthhasacloseconnectionofwhethertheproblemcanbesolved.（3）Inthelastparagraph,whatdoyouthink"somesmallcleveranimals"isreferredto?

8、(4)Accordingtothetext,whatdoyouthinkisthemostimportantfactorforlife?(5)lnsomefilms,therearedinosaursandmeninthesameseenes,doyouthinkitisright?Why?Step3.CarefulreadingCompletethechartbelow.TimeWhathappenedBigBang•begantoformandcombinetocreatestarsandotherbodies.Bet

9、ween4.5and3.8billionyearsago•Dustsettledintoasolidandglobe.•Theearthexplodedtoproduceits•Thecontinuedofwaterallowedtheearthtodissolveharmfulgasesandinto