职称英语应试技巧

《职称英语应试技巧》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、第32课阅读理解孙老师特别提示：不是因为有些事情难以做到，我们才失去自信，而是我们失去了自信，这些事情才难以做到！职称英语应试技巧(内部教材)白皮32页阅读理解解题顺序1、抓中心，如果可能第一段多读一点。2、读题干并扫一下ABCD。3、分类解题。4、不要把希望全部寄托在技巧上（找长的像的），查字典能读还是读一下。职称英语应试技巧(内部教材)白皮32页LifeintheUniverse宇宙注：该文中心在第一句横线前后---宇宙中存在生命—生命可能与地球相似。Manyscientiststodayarecon

2、vinced深信的thatlifeexists存在elsewhereintheuniverse—lifeprobablymuchlikethatonourownplanet.Theyreasoninthefollowingway.Asfarasastronomers(天文学家)candetermine,theentireuniverseisbuiltofthesamematter.Theyhavenoreasontodoubtthatmatterobeysthesamelawsineverypartoft

3、heuniverse.Therefore,itisreasonabletoguessthatotherstars,withtheirownplanets,wereborninthesamewayasourownsolarsystem.Whatweknowoflifeonearthsuggeststhatlifewillarisewherevertheproperconditionsexits.Liferequirestherightamountandkindofatmosphere.Thiselimina

4、tesallthoseplanetsintheuniversethatarenotaboutthesamesizeandweightastheearth.Asmallerplanetwouldloseitsatmosphere;alargeronewouldholdtoomuchofit.Lifealsorequiresasteadysupplyofheatandlight.Thiseliminatesdoublestars,orstarsthatflareup(闪耀)suddenly.Onlysingl

5、estarsthataresteadysourcesofheatandlightlikeoursunwouldqualify.Finally,lifecouldevolveonlyiftheplanetisjusttherightdistancefromitssun.12Withaweakersunthanourown,theplanetwouldhavetobeclosertoit.Withastrongersun,itwouldhavetobefartheraway.Ifwesupposethatev

6、erystarintheuniversehasafamilyofplanets,thenhowmanyplanetsmightsupportlife?First,eliminatethosestarsthatarenotlikeoursun.Next,eliminatemostoftheirplanets;theyareeithertoofarfromortooclosetotheirsuns.Theneliminateallthoseplanetswhicharenotthesamesizeandwei

7、ghtastheearth.Finally,rememberthattheproperconditionsdonotnecessarilymeanthatlifeactuallydoesexistonaplanet.Itmaynothavebegunyet,oritmayhavealreadydiedout.Thisprocessofeliminationseemstoleaveveryfewplanetsonwhichearthlikelifemightbefound.However,eveniflif

8、ecouldexistononlyoneplanetinamillion,therearesomanybillionsofplanetsthatthiswouldstillleaveavastnumberonwhichlifecouldexist.36.AstronomersbelievethatmatterindifferentpartsoftheuniverseA.obeysdifferentlaws.B.Obeysone