阅读理解如何找考点？

什么是阅读理解考点？
我举了四级阅读2001、6的文章中的某些题目的一些例子在这里。
这两篇文章都是议论文
大家有没有发现，这两篇文章中多次出现should / must / can等词，这都是议论文的特征之一。
比如should就容易考作者建议题，作者观点题等。
希望各位同学能好好体会。
我最近在赶着两本书的稿子，无法有时间写的更详细，请谅解！
希望能抛砖引玉，各位同学也把自己研究真题的心得和大家分享。
PassageTwo
Questions16to20arebasedonthefollowingpassage.
Sportisnotonlyphysicallychallenging,butitcanalsobementallychallenging.Criticismfromcoaches,parents,andotherteammates,aswellaspressuretowincancreateanexcessiveamountofanxietyorstressforyoungathletes(运动员).Stresscanbephysical,emotional,orpsychologicalandresearchhasindicatedthatitcanleadtoburnout.Burnouthasbeendescribedasdroppingorquittingofanactivitythatwasatonetimeenjoyable.
Theearlyyearsofdevelopmentarecriticalyearsforlearningaboutoneself.Thesportsettingisonewherevaluableexperiencescantakeplace.Youngathletescan,forexample,learnhowtocooperatewithothers,makefriends,andgainothersocialskillsthatwillbeusedthroughouttheirlives.Coachesandparentsshouldbeaware,atalltimes,thattheirfeedbacktoyoungsterscangreatlyaffecttheirchildren.Youngstersmaytaketheirparents'andcoaches'criticismstoheartandfindaflaw(缺陷)inthemselves.
Coachesandparentsshouldalsobecautiousthatyouthsportparticipationdoesnotbecomeworkforchildren.Theoutcomeofthegameshouldnotbemoreimportantthantheprocessoflearningthesportandotherlifelessons.Intoday'syouthsportsetting.Youngathletesmaybeworryingmoreaboutwhowillwininsteadofenjoyingthemselvesandthesport.Followingagamemanyparentsandcoachesfocusontheoutcomeandfindfaultwithyoungsters'performances.Positivereinforcementshouldbeprovidedregardlessoftheoutcome.Researchindicatesthatpositivereinforcementmotivatesandhasagreatereffectonlearningthancriticism.Again,criticismcancreatehighlevelsofstress,Whichcanleadtoburnout.
19.Accordingtothepassageparentsandcoachesshould_____.
A)paymoreattentiontolettingchildrenenjoysports
B)helpchildrentowineverygame
C)trainchildrentocopewithstress
D)enablechildrentounderstandthepositiveaspectofsports

PassageThree
Questions21to25arebasedonthefollowingpassage.
Humanityusesalittlelessthanhalfthewateravailableworldwide.Yetoccurrencesofshortagesanddroughts(干旱)arecausingfamineanddistressinsomeareas,andindustrialandagriculturalby-productsarepollutingwatersupplies.Sincetheworld'spopulationisexpectedtodoubleinthenext50years,manyexpertsthinkweareontheedgeofawidespreadwatercrisis.
Butthatdoesn'thavetobetheoutcome.Watershortagesdonothavetotroubletheworld-ifwestartvaluingwatermorethanwehaveinthepast.Justaswebegantoappreciatepetroleummoreafterthe1970soilcrises,todaywemuststartlookingatwaterfromafresheconomicperspective.Wecannolongeraffordtoconsiderwateravirtuallyfreeresourceofwhichwecanuseasmuchaswelikeinanywaywewant.
Instead,forallusesexceptthedomesticdemandofthepoor,governmentsshouldpricewatertoreflectitsactualvalue.Thismeanschargingafeeforthewateritselfaswellasforthesupplycosts.
Governmentsshouldalsoprotectthisresourcebyprovidingwaterinmoreeconomicallyandenvironmentallysoundways.Forexample,oftenthecheapestwaytoprovideirrigation(灌溉)waterinthedrytropicsisthroughsmall-scaleprojects,suchasgatheringrainfallindepressions(凹地)andpumpingittonearbycropland.
Nomatterwhatstepsgovernmentstaketoprovidewatermoreefficiently,theymustchangetheirinstitutionalandlegalapproachestowateruse.Ratherthanspreadcontrolamonghundredsoreventhousandsoflocal,regional,andnationalagenciesthatwatchvariousaspectsofwateruse,countriesshouldsetupcentralauthoritiestocoordinatewaterpolicy.
23.Accordingtotheauthor,thewaterpriceshould______.
A)bereducedtotheminimum
B)stimulatedomesticdemand
C)correspondtoitsrealvalue
D)akeintoaccounttheoccurrencesofdroughts
24.Theauthorsaysthatinsomehotanddryareasitisadvisableto______. A)buildbiglakestostorewater
B)constructbigpumpingstations
C)buildsmallandcheapirrigationsystems
D)channelwaterfromnearbyriverstocropland
25.Inordertoraisetheefficiencyofthewatersupply,measuresshouldbetakento______.
A)guaranteefullprotectionoftheenvironment
B)centralizethemanagementofwaterresources
C)increasethesenseofresponsibilityofagenciesatalllevels
D)encouragelocalandregionalofwaterresources