Recentresearchhasclaimedthatanexcessofpositiveionsintheaircanhaveanilleffectonpeople’sphysicalorpsychologicalhealth.Whatarepositiveions?Well,theairisfullofions,electricallychargedparticles,andgenerallythereisaroughbalancebetweenthepositiveandthenegativecharged.Butsometimesthisbalancebecomesdisturbedandalargerproportionofpositiveionsarefound.Thishappensnaturallybeforethunderstorm,earthquakeswhenwindssuchastheMistral,HamsinorSharavareblowingincertaincountries.Oritcanbecausedbyabuild-upofstaticelectricityindoorsfromcarpetsorclothingmadeofman-madefibres,orfromTVsets,duplicatorsorcomputerdisplayscreens.
Whenalargenumberofpositiveionsarepresentintheairmanypeopleexperienceunpleasanteffectssuchasheadaches,fatigue,irritability,andsomesensitivepeoplesuffernauseaorevenmentaldisturbance.Animalsarealsoaffected,particularlybeforeearthquakes,snakeshavebeenobservedtocomeoutofhibernation,ratstofleefromtheirburrows,dogshowlandcatsjumpaboutunaccountably.ThishasledtheUSGeographicalSurveytofundanetworkofvolunteerstowatchanimalsinanefforttoforeseesuchdisastersbeforetheyhitvulnerableareassuchasCalifornia.
Conversely,whenlargenumbersofnegativeionsarepresent,thenpeoplehaveafeelingofwell-being.Naturalconditionsthatproducetheselargeamountsarenearthesea,closetowaterfallsorfountains,orinanyplacewherewaterissprayed,orformsaspray.Thisprobablyaccountsforthebeneficialeffectofaholidaybythesea,orinthemountainswithtumblingstreamsorwaterfalls.
Toincreasethesupplyofnegativeionsindoors,somescientistsrecommendtheuseofionisers:smallportablemachines,whichgeneratenegativeions.Theyclaimthationisersnotonlycleanandrefreshtheairbutalsoimprovethehealthofpeoplesensitivetoexcesspositiveions.Ofcourse,therearethedetractors,otherscientists,whodismisssuchclaimsandareskepticalaboutnegative/positiveionresearch.Thereforepeoplecanonlymakeuptheirownmindsbyobservingtheeffectsonthemselves,oronothers,ofanegativerichorpoorenvironment.Afterallitisdebatablewhetherdependingonseismicreadingstoanticipateearthquakesismoreeffectivethanwatchingthecat.
1.Whateffectdoesexceedingpositiveionizationhaveonsomepeople?
A.Theythinktheyareinsane.
B.Theyfeelratherbad-temperedandshort-fussed.
C.Theybecomeviolentlysick.
D.Theyaretootiredtodoanything.
2.Inaccordancewiththepassage,staticelectricitycanbecausedby___.
A.usinghome-madeelectricalgoods.
B.wearingclothesmadeofnaturalmaterials.
C.walkingonartificialfloorcoverings.
D.copyingTVprogramsonacomputer.
3.Ahighnegativeioncountislikelytobefound___.
A.nearapoundwithawaterpump.
B.closetoaslow-flowingriver.
C.highinsomebarrenmountains.
D.byarotatingwatersprinkler.
4.Whatkindofmachinecangeneratenegativeionsindoors?
A.Ionisers.
B.Air-conditioners.
C.Exhaust-fans
D.Vacuumpumps.
5.Somescientistsbelievethat___.
A.watchinganimalstoanticipateearthquakesismoreeffectivethandependingonseismography.
B.theunusualbehaviorofanimalscannotbetrusted.
C.neitherwatchingnorusingseismographsisreliable.
D.earthquake
BCDAA
暂无解析
Thevisitorsplannedto________________(花最少的时间游览公园以外的地方).
翻译:
邓小平同志曾说:“社会主义财富属于人民,社会主义的致富是全民共同致富。”构建和谐社会,就是要把民生问题作为重中之重,让广大人民群众有活干,有学上,有饭吃,有衣穿,有屋住,病有医,老有养,生活幸福,都过上好日子。自此,在就业、教育、收入分配、医疗、养老、住房等领域,一大批关注民生的实事工程接连开工,一件件事关百姓冷暖的民生大事让各族群众喜笑颜开。
Theywillneverreconcilethemselvesto____.
AccordingtoStevenYoung,ifscientistsgetthedatathat________,theywouldpetitionforfasttrackstatus.
Mostofusaretaughttopayattentiontowhatissaid—thewords.Wordsdoprovideuswithsomeinformation,butmeaningsarederivedfromsomanyothersourcesthatitwouldhinderoureffectivenessasapartnertoarelationshiptorelytooheavilyonwordsalone.Wordsareusedtodescribeonlyasmallpartofthemanyideasweassociatewithanygivenmessage.Sometimeswecangaininsightintosomeofthoseassociationsifwelistenformorethanwords.Wedon’talwayssaywhatwemeanormeanwhatwesay.Sometimesourwordsdon’tmeananythingexcept“I’mlettingoffsomesteam.Idon’treallywantyoutopaycloseattentiontowhatI’msaying.JustpayattentiontowhatI’mfeeling.”Mostlywemeanseveralthingsatonce.Apersonwantingtopurchaseahousesaystothecurrentowner,“ThisstephastobefixedbeforeI’llbuy.”Theownersays,“It’sbeenlikethatforyears.”Actually,thestephasn’tbeenlikethatforyears,buttheunspokenmessageis:“Idon’twanttofixit.Weputupwithit.Whycan’tyou?”Thesearchforamoreexpansiveviewofmeaningcanbedevelopedofexaminingamessageintermsofwhosaidit,whenitoccurred,therelatedconditionsorsituation,andhowitwassaid.
Whenamessageoccurscanalsorevealassociatedmeaning.Letusassumetwocouplesdoexactlythesameamountofkissingandarguing.Butonecouplealwayskissesafteranargumentandtheothercouplealwaysarguesafterakiss.Theorderingofthebehaviorsmaymeanagreatdealmorethanthefrequencyofthebehavior.Afriend’sunusuallydocilebehaviormayonlybeunderstoodbynotingthatitwasprecededbysituationsthatrequiredanabnormalamountofassertiveness.Someresponsesmaybedirectlylinkedtoadevelopingpatternofresponsesanddefylogic.Forexample,apersonwhosays“No!”toaserialsofchargeslike“You’redumb,”“You’relazy,”and“You’redishonest,”mayalsosay“No!”andtrytojustifyhisorherresponseifthenextstatementis“Andyou’regoodlooking.”
Wewoulddowelltolistenforhowmessagesarepresented.Thewords,“Ifsurehasbeennicetohaveyouover,”canbesaidwithemphasisandexcitementorritualistically.Thephrasecanbesaidonceorrepeatedseveraltimes.Andthemeaningsweassociatewiththephrasewillchangeaccordingly.Sometimesifwesaysomethinginfrequentlyitassumesmoreimportance;sometimesthemorewesaysomethingthelessimportanceitassumes.
1.Effectivecommunicationisrenderedpossiblebetweentwoconversingpartners,if___.
A.theyuseproperwordstocarrytheirideas.
B.theybothspeaktrulyoftheirownfeelings.
C.theytrytounderstandeachother’sideasbeyondwords.
D.theyarecapableofassociatingmeaningwiththeirwords.
2.“I’mlettingoffsomesteam”inparagraph1means___.
A.I’mjustcallingyourattention.
B.I’mjustkidding.
C.I’mjustsayingtheopposite.
D.I’mjustgivingoffsomesound.
3.Thehouse-owner’sexampleshowsthatheactuallymeans___.
A.thestephasbeenlikethatforyears.
B.hedoesn’tthinkitnecessarytofixthestep.
C.theconditionofthestepisonlyaminorfault.
D.thecostinvolvedinthefixingshouldbeshared.
4.Someresponsesandbehaviorsmayappearveryillogical,butarejustifiableif___.
A.linkedtoanabnormalamountofassertiveness.
B.seenasone’shabitualpatternofbehavior.
C.takenaspartofanorderingsequence.
D.expressedtoaseriesofcharges.
5.Theword“ritualistically”inthelastparagraphequalssomethingdone___.
A.withouttrueintention.
B.light-heartedly.
C.inawayofceremony.
D.withlessemphasis.