“七选五”阅读——综合检测（Ⅰ）PublicSpeakingandCriticalThinkingWhatiscriticalthinking？Toacertaindegree，it'samatteroflogic(逻辑)—ofbeingabletospotweaknessesinotherpeople'sargumentsandtoavoidtheminyourown.Italsoincludesrelatedskillssuchasdistinguishingfactfromopinionandassessingthesoundnessofevidence.Inthebroadsense，criticalthinkingisfocused，organizedthinking—theabilitytoseeclearlytherelationshipsamongideas.__1__Thegreatestthinkers，scientists，andinventorshaveoftentakeninformationthatwasreadilyavailableandputittogetherdifferentlytoproducenewideas.That，too，iscriticalthinking.__2__Astheclassgoeson，forexample，youwillprobablyspendagooddealoftimeorganizingyourspeeches.Whilethismayseemlikeapurelymechanical(机械的)exercise，itiscloselyconnectedwithcriticalthinking.Ifthestructureofyourspeechislooseandconfused，chancesarethatyourthinkingisalsodisorderedandconfused.If，ontheotherhand，thestructureisclear，thereisagoodchanceyourthinkingistoo.Organizingaspeechisnotjustamatterofarrangingtheideasyoualreadyhave.__3__Whatistrueoforganizationistrueofmanyaspectsofpublicspeaking.__4__Asyouworkonexpressingyourideasinclear，accuratelanguage，youwillapproveyourabilitytothinkclearlyandaccurately.__5__Asyoulearntolistencriticallytospeechesinclass，youwillbebetterabletoassesstheideasofspeakersinavarietyofsituations.Ifyoutakefulladvantageofyourspeechclass，youwillbeabletodevelopyourskillsasacriticalthinkerinmanycircumstances.ThisisonereasonpublicspeakinghasbeenregardedasavitalpartofeducationsincethedaysofancientGreece.A．Rather，itisanimportantpartofshapingtheideasthemselves.B．Thismayseemlikealotoftime，buttherewardsarewellworthit.C．Itmayalsohelpyoutoknowthatthereisnosuchthingasaperfectspeech.D．Ithasoftenbeensaidthattherearefewnewideasintheworld，onlyreorganizedideas.E．Ifyouarewonderingwhatthishastodowithyourpublicspeakingclass，theanswerisquitealot.F．Theskillsyoulearninyourspeechclasscanhelpyoubecomeamoreeffectivethinkerinanumberofways.G．Asyoustudytheroleofevidenceandreasoninginspeechmaking，youwillseehowtheycanbeusedinotherformsofcommunicationaswell.（Ⅱ）“七选五”综合练习1EasyWaystoKeepYourBrainSharpEveryoneisforgetful，butasweage，westarttofeellikeourbrainsareslowingdownabit—andthatcanbeaveryannoyingthing.__1__Readonforsometechniquesworthtrying.1．__2__Peoplewhoregularlymadeplansandlookedforwardtoupcomingeventshada50percentreducedchanceofAlzheimer'sdisease(早老性痴呆症)，accordingtoarecentstudy.__3__Somethingassimpleassettingagoaltohaveaweeklycoffeedatewithafriendwilldo.There'sevidencethatpeoplewhohaveapurposeinlifeorwhoareworkingonlongorshorttermgoalsappeartodobetter.Inotherwords，keepyourbrainlookingforward.2．Goforawalk.Mildlyraisedglucose(葡萄糖)levelscanharmtheareaofthebrainthathelpsyouformmemoriesandphysicalactivitycanhelpgetbloodglucosedowntonormallevels.Infact，exerciseproduceschemicalsthataregoodforyourbrain.__4__3．Learnsomethingnew.TakeaSpanishclassonline，joinadrawingclub，orlearntoplaycards.Astudyfoundthatmentalstimulation(刺激)limitstheweakeningeffectsofagingonmemoryandthemind.Butthebestthingforyourbrainiswhenyoulearnsomethingnewandarephysicallyactiveatthesametime.__5__Orgodancingwithyourfriends.A．Focusonthefuture.B．Thiscanbeespeciallyharmfultotheaged.C．Itshouldbesomethinglikelearninggardening.D．Sotakeafewminuteseachdaytodosomereading.E．Butdon'tworryifyo...
