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阅读理解解题技巧之--主旨大意ReadingTrainingCourse：TitleandMainIdeaStudyingaims：1、Summarizeandkeepinmindtheskillsofunderstandingthemainidea.2、ApplytheskillstoreadingcomprehensionStepOne:PresentationSample1Peoplehavedifferenttastesinfood.Somefeelthattheyhaven'teatenamealunlesstheyhavehadsteakorotherredmeat.Somepreferchickenorfishandeatoneortheotherateverymeal.Othersprefervegetablesandfruitsorgrainsandwouldenjoyamealofspaghetti,eggplant,andfreshfruit.Otherscouldliveonwhatwerecalledfast--foods:ahamburgerorhotdog,Frenchfriesandasoftdrink.Sample2Nowadaystheproblemofenvironmenthasbecomemoreandmoreserious.Theworldpopulationisrisingsoquicklythattheworldhasbecometoocrowded.Weareusingupournaturalresourcestooquicklyandatthesametimewearepollutingourenvironmentwithdangerouschemicals.Ifwecontinuetodothis,humanlifeonearthwillnotsurvive.Sample3Insectscomeinmanysizes．Somearebigandsomearesmall．Thesmallestonesaresosmal1thatittakesonehundredofthemtoformoneinch．Thebiggestinsectsarenotbig，buttheyareonethousandtimesasbigasthesmallest．TheyareaboutteninchesinlengthSample4Smokingcigarettesisharmfultoyourhealth.Experimentsshowthatcigarettesmokingcancausecancer.Besidesthemostseriousandterribledisease(illness),cancer,cigarettesmokingalsocancauseotherhealthproblems.Forexample,itcangiveonea“smoker’scough”.Finally,studieshaveshownitiseasyforcigarettesmokerstocatchcolds.Whetheryougetanunimportantcoldorterriblekiller,cancer,smokingisharmful.Isitworthit?Sample5Somestudentspreferastrictteacherwhotellsthemexactlywhattodo.Othersprefertobelefttoworkontheirown.Stillotherslikeademocraticdiscussiontypeofclass.Nooneteachingmethodcanbedevisedtosatisfyallstudentsatthesametime.Sample6.Oneofthemostimportantusesofgoldisformoney．Goldcanbeusedtomakerings，earrings，andotherthings，Goldisalsousedtomakeagoldleaf,averyflatribbonofgoldthatisoftenusedonpictureframes．Cupsanddishescanalsobemadefromgold.Goldhasmanyuses.Sample7Oftennoonelooksmoreguiltythantheinnocent.Ontheotherhand,nobodymaylookmoreinnocentthanaprofessionalcriminal.Andthemanwhoknows“everything”mayreallyonlybetryingtohidehisownweakness.So,itisfoolishtotrytojudgeapersononlybyhisappearance．Sample8Peoplewholiveincountrieswithmanydoctorsandmodernhospitalsareworld’shealthiestpeople--right？Notnecessarily.Somegroupsofpeoplewhohavenodoctorsorhospitalsatallareamongtheworld’shealthiest.Forexample，peoplewholiveonsmall,farawayislandsgetveryfewdiseasesbecausetherearenooutsiderstobringingermsornewillness.Sample9Ifyouwereplanningtobuyatelevisionset,thefollowingadvertisementwouldcertainlydrawyourattention:“ColorTV.Only＄79.Twodayssale.Hurry.”However,whenyougotothestorereadytobuy.Youmaydiscoverthattheyaresoldout.Buttheshopassistantisquicktotellyouthathehasanothermodel.Amuchbettersetwhichis“justrightforyou”Itcosts＄395.Thissalestrickiscalled“baitandswitch”.(诱售法)Buyersarebaitedwithasalesadvertisement,andthentheyareswitchedtoanothermoreexpensiveone.Buyingthingsonsaleneedscarefulconsiderationofthegoodsandthereasonforthesale.Sample10Goodmannersareimportantinallcountries，butwaysofexpressinggoodmannersaredifferentfromcountrytocountry.Americanseatwithknivesandforks；Japaneseeatwithchopsticks.Americanssay“Hi”whentheymeet；Japanesebow.ManyAmericanmenopendoorsforwomen；Japanesemendonot.Onthesurface，itappearsthatgoodmannersinAmericaarenotgoodmannersinJapan，andinawaythisistrue.Butinanycountry，themannersthatareimportantarethoseinvolvingoneperson’sbehaviortowardanotherperson.Inallcountriesitisgoodmannerstobehaveconsideratelytowardothersandbadmannersnotto.Itisonlythewayofbehavingpolitelythatdiffersfromcountrytocountry.Sample11Anantcanpickupanobjectmorethanfiftytimesitsownweight.Abeecanpullaloadmorethanonehundredandfiftytimesitsweight.Ifwewereasstronginproportiontooursize，wecouldpullafive-tontruck？Ifwehadthejumpingabilityofagrasshopper，wecouldleapathirdthelengthofafootballfield！Sample12JoshuaBinghamstudied4yearsattheUniversityofParisanddecidedtoleavehisgraduation.HetransferredtotheUniversityofBerlinandgraduatedwithhonors.HarvardLawSchooland,later,BostonCollegeprovidedhimwithanexcellentlegalbackground.HeispresentlyacorporationlawyerinMiami,Florida.StepTwo:Sum-upTypesOfParagraphStructures1.2.3.4.5.StepThree:Relatedexercises