英語高考中why提問的題答題技巧

英語高考中why提問的題答題技巧why問句，問原因why問句，問原因的題目多數(shù)出現(xiàn)在記敘文中，其題干特點"why+助動詞+普通人的一件事"為特點，而且選項都是主語相同的完整陳述句，正確選項通常是對文本材料進行語意概括。其命題點有以下三種情況:1.原因狀語從句lamPeterHodes，avolunteerstemcourier.SinceMarch2012，l'vedone89trips--ofthose，51havebeenabroad.Ihave42hourstocarrystemcells(干細胞)inmylittleboxbecauselvegottwoicepacksandthatshowlongtheylast，inall，fromthetimethestemcellsareharvestedfromadonor（捐獻者)tothetimetheycanbeimplantedinthepatient，we'vegot72hoursatmost.Solamalwaysconsciousoftime.30.WhydoesPeterhavetocompletehistripwithin42hours?A.Hecannotstayawayfromhisjobtoolong.B.Thedonorcanonlywaitforthatlong.C.Theoperationneedsthatmuchtime.D.Theicewontlastanylonger.分析:由because引導的原因狀語從句"因為我有兩個冰袋，它們只能撐這么長的時間"可知，選D項。2.現(xiàn)在分詞短語Garzaneverpleasedmoveaway.EvenwhenherdaughterandsonaskedhertomovetoSanAntoniotohelptheirchildren，shepolitelyrefused.OnlyafterayearoffriendlydiscussiondidMs.Garzafinallysayyes.Thatwasfouryearsago.Todayallthreegenerationsregardthemovetoasuccess，givingthemacloserrelationshipthantheywouldhavehadinseparatecities.25.WhywasGarzasmoveasuccess?A.ltstrengthenedherfamilyties.B.ltimprovedherlivingconditions.C.ltenabledhermakemorefriends.D.lthelpedherknowmorenewplaces.分析:最后一句中的現(xiàn)在分詞短語，表示結果"這讓他們的關系比在單獨的城市更親密”，可見A項正確。3.表示轉折處Racewalkersareconditionedathletes.ThelongesttrackandfieldeventattheSummerOlympicsisthe50-kilometerracewalk,whichisaboutfivemileslongerthanthemarathon.Butthesportsrulesrequirethataracewalkerskneesstaystraightthroughmostofthelegswingandonefootremainincontact（接觸）withthegroundatalltimes.ltsthisstrangeformthatmakesracewalkingsuchanattractiveactivity,however，saysJaclynNorberg，anassistantprofessorofexercisescienceatSalemStateUniversityinSalem，Mass.28.Whyareracewalkersconditionedathletes?A.Theymustrunlongdistances.B.Theyarequalifiedforthemarathon.C.Theyhavetofollowspecialrules.D.Theyaregoodatswingingtheirlegs.分析:由題干中的conditionedathletes找到此段，由段中But后的內(nèi)容"但是這項運動的規(guī)則要求競走選手的膝蓋在擺腿的大部分時間里要保持筆直，一只腳要始終與地面接觸"可知，這些運動員必須遵守特殊的規(guī)則，故選C項。正確選項是對原因的高度概括。why問句，問目的多數(shù)出現(xiàn)在研調或科普說明文中。題干通常是"why+研究者(researchers）或團隊(teams）或組織等完成一件事"，材料中命題點所在的句子的主體跟題干的主語基本一致。四個選項均為不定式，正確選項往往是文本材料的同義轉換或高度概括。其命題點有以下兩種情況:1.表示目的的不定式處(2018年全國Ⅰ卷D篇〉wemaythink...Thatsbadnewsfortheenvironment一andourwallets-astheseoutdateddevicesconsumemuchmoreenergythantheneweronesthatdothesamethings.Tofigureouthowmuchpowerthesedevicesareusing，CallieBabbittandhercolleaguesattheRochesterInstituteofTechnologyinNewYorktrackedtheenvironmentalcostsforeachproductthroughoutitslife...33.WhydidBabbitt'steamconducttheresearch?A.Toreducethecostofminerals.B.Totestthelifecycleofaproduct.C.Toupdateconsumersonnewtechnology.D.Tofindoutelectricityconsumptionofthedevices.分析:由題干中的Babbitt可定位到第二段，由第一句中表示目的的不定式”(Tofigureout...未來弄清楚這些設備到底用了多少電)”可知，選D項。2.問題解決處Asdataandidentitytheftbecomesmoreandmorecommon，themarketisgrowingforbiometric(生物測量)technologies—likefingerprintscans—tokeepothersoutofprivatee-spaces.Atpresent,thesetechnologiesarestillexpensive，though.ResearchersfromGeorgiaTechsaythattheyhavecomeupwithalow-costdevice(裝置)thatgetsaroundthisproblem:asmartkeyboard.Thissmartkeyboardpreciselymeasuresthecadence(節(jié)奏）withwhichonetypesandthepressurefingersapplytoeachkey.28.Whydotheresearchersdevelopthesmartkeyboard?A.Toreducepressureonkeys.B.Toimproveaccuracyintyping