学年高一升高二暑期周计划之说明文训练一Word文档下载推荐.docx
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学年高一升高二暑期周计划之说明文训练一Word文档下载推荐.docx
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Nothingsucceedslikesuccess,aseveryparentofastraight-Astudentknows,buttryingtostressacademicexcellencebytellingyourchild,“You’resosmart!
”maybecounterproductive.Why?
Accordingtoa2017study,childrenwhothinktheirintelligenceisfixedarelesslikelytopayattentiontoandbounceback(重新振作)frommistakesthanchildrenwhothinkintelligencecangrowandchange.
Inthestudy,researcherslookedat123children.Theteamassessedthechildrentodeterminewhethertheyhada“growthmindset”(believingthatyoucanworkhardertogetsmarter),ora“fixedmindset”(believingthatyourintelligenceisunabletochange).Theythenaskedthechildrentocompleteafast-pacedcomputeraccuracytaskwhiletheirbrainactivitywasrecorded.Duringtherecording,researchersnotedthatbrainactivitystoppedwithinahalf-secondaftermakingamistake,aschildrenbecameawareoftheirmistakeandpaidcloserattentiontowhatwentwrong.Thelargerthebrainresponsewas,themorethechildfocusedonthemistake.Basedonthedata,theyconcludedthatchildrenwitha“growthmindset”weremuchmorelikelytohavealargerbrainresponseaftermakingamistake.Whilechildrenwitha“fixedmindset”wereableto“bounceback”,onlyiftheygavetheirfullattentiontothemistake.
Forparents,thelessonsareclear.Don’tpayyourchildrencomplimentsthatsuggestthatintelligenceisfixed.IfyourchildhandsyouanA+score,don’tsay,“You’resosmart!
”Instead,say,“Wow,thatstudyingreallypaidoff!
”or“Youclearlymasteredthismaterial-waytogo!
”Notetheeffort,nottheintelligence.
Besides,manyparentshyawayfromaddressingachild’smistakes,tellingthem“It’sOK.”You’llgetitnexttime.”withoutofferingthemthechancestofigureoutwhatgoeswrong.Instead,it’sbettertoreassureyourchildrenthatmistakeshappen,andworktofigureoutwhereandhowtheymakethemistake.
1.Whichofthefollowingbestexplains“counterproductive”underlinedinparagraph1?
A.OppositeB.CompetitiveC.SuccessfulD.Unknown
2.Howdidthechildrenwitha“growthmindset”reactinthestudy?
A.Theymadefewermistakes.
B.Theytriedtoavoidmistakes
C.Theyhadsmallerbrainresponse
D.Theyfocusedmoreonthemistake.
3.Whatshouldparentssaywhenchildrenmakeamistakeaccordingtothetext?
A.Youaresocareless
B.Payingcomplimentstochildren
C.You’llgetitthenexttime
D.Let’sfindouthowyoumadeit.
4.Whatshouldbeavoidedaccordingtothestudy?
A.Overstressingtheintelligence.
B.Paycomplimenttochildren.
C.Addressingchildren’smistakes.
D.Offeringchancestofindmistakes.
参考答案:
ADDA
(B)
Withtheweathergettinghot,bitescausedbymosquitoesnotonlyannoypeople,butcanresultinmanyinfectiousdiseases.Evenwhenpeoplewearlongclothes,mosquitoes’complexbitingmechanismenablesthemtobitesomeofthemthrough.
Itwouldbegreatifclothingcouldbeusedtocompletelypreventpeoplefromgettingbitten.Researcherstestedgraphene(石墨烯),amaterialthatisincrediblythinbutreallystrong,inordertofindoutifitcanmakeclothingresistanttomosquitoes.
Inthelabexperiment,volunteersexposedasmallpatchofskinontheirarmorhandtoroughly100mosquitoesforfiveminutesatatime.Researcherstestedthreedifferentsituations:
volunteerswearingnoprotection,wearingcheesecloth(薄纱棉布),orwearingcheeseclothplusathingraphenelayerunderit.
Avideocamerawasthenusedtorecordandquantifymosquitoes’behavior,includingwhethertheylandedontheskin,howlongtheystayedthere,andwhethertheybegantosuckblood.Thenumberofbiteseachvolunteergotwasalsocalculatedbasedonhowmanyswellingsdevelopedontheirskinafterward.Finally,researchersdroppedalittlewaterorsweatontopofthegraphenelayerandstudiedtheconsequence,andtheyalsotestedaslightlydifferentgraphenelayercalled“reducedgraphene”.
Asaresult,thenumberofmosquitobitesonnakedskinwasthehighest,about16onaverage;
skinonlyprotectedbycheeseclothgotthesecond,approximately10perfiveminutes’exposure.Theexcitingfindingwasthattherewasnoswellingdevelopingonskincoveredbythethingraphenelayerundercheesecloth,whichmeansthematerialiseffectiveatpreventingmosquitobites.Themosquitoeslandedonskintotallyuncoveredorcoveredincheeseclothabout23timesonaverage,andstayedforonetotwominutes.Comparatively,themosquitoeslandedonskincoveredinthegraphenelayerfewerthan10times,andthelengthoftheirstaywasmuchshorter.Besides,waterorsweatcanruinthegraphenelayer,whichallowsmosquitoestobitethroughit.Butfortunately,thenumberofmosquitobitesineitherdryorwetconditionscanbeloweredaslongasthegraphenematerialisimprovedtoacertainextenti
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