首页
试卷库
试题库
当前位置：
X题卡
>
所有题目
>
题目详情
化学—选修5：有机化学荃础： 查尔酮类化合物G是黄酮类药物的主要合成中间体，其中一种合成路线如下： 已知以下信息： ①芳香烃A的相对分子质量在100-110之间，1m...
查看本题答案
包含此试题的试卷
高考历史《任意集》真题及答案
点击查看
你可能感兴趣的试题
化学—选修5有机化学荃础 查尔酮类化合物G是黄酮类药物的主要合成中间体其中一种合成路线如
凡是由和氢原子构成的化合物在有机化学中都统称为烃类化合物
碳原子
氧原子
钙原子
铁原子
大豆素是
黄酮类化合物
异黄酮类化合物
查耳酮类化合物
花色素类化合物
橙酮类化合物
化学—选修5有机化学荃础 查尔酮类化合物G是黄酮类药物的主要合成中间体其中一种合成路线如
矢车菊素是
黄酮类化合物
异黄酮类化合物
查耳酮类化合物
花色素类化合物
橙酮类化合物
由莽草酸途径生成的是
查尔酮类化合物
甾类化合物
木脂素类与香豆素类化合物
生物碱类化合物
醌类化合物
化学—选修5有机化学荃础 查尔酮类化合物G是黄酮类药物的主要合成中间体其中一种合成路线如
硫磺菊素是
黄酮类化合物
异黄酮类化合物
查耳酮类化合物
花色素类化合物
橙酮类化合物
化学—选修5有机化学荃础 查尔酮类化合物G是黄酮类药物的主要合成中间体其中一种合成路线如
化学—选修5有机化学荃础 查尔酮类化合物G是黄酮类药物的主要合成中间体其中一种合成路线如
按有机化学的分类醌类化合物是
不饱和酮类化合物
不饱和酸类化合物
不饱和醛类化合物
多元醇类化合物
多元酸类化合物
由氨基酸途径生成的是
查尔酮类化合物
甾类化合物
木脂素类与香豆素类化合物
生物碱类化合物
醌类化合物
热门试题
更多
下面短文中有10处语言错误请在有错误的工方增加删除或修改某个单词 增加在缺词处加一个符号^并在其下面写出该加的词 删除把多余的词用斜线/划掉 修改在错的词下划一横线并在该词下面写出修改后的词 注意1.每句不超过两个错误 2.每处错误及其修改均只限一词 3.只允许修改10处多者从第11处起不计分 Todaywehadachemistrytest.IfoundthetestdifficultybutItriedhardlytodoit.SuddenlyMarymybestfriendaskingmetolethertocopymyanswers.AfterthinkforsometimeIlethercopymyanswers.Butafterthetestallofuswerecalledtotheteacher’soffice.Theteacherwasangrybecausewehadsameanswersinthetests.Wewerewarnednottocheatagainsoshewouldneedtoseeourparents.Iwasveryupset.Ididn’tcheat.Iwasjusthelpingafriend.Whydoesshepunishme
下列词语中没有错别字的一组是
Lookit’sBaldy!Aboyshoutedinmydirectionacrosstheplayground.EventhoughIwasusedtoregularinsults侮辱becauseofthe____11____onmyheditwas____12____horribletohear.IsighedasIheadedbacktotheclass. WhenIwasjust20monthsoldIsufferedserious____13____afterabowlfullofhotoilfellonmyhead.Iwas____14____tohospitalandhadtosaythereforweekswhilethedoctors____15____tosavemylife.Holly’svery____16____tobealivetheytoldMumandDad.Butshe’llbe____17____withscarsonherheadandofcourseherhairwon’tgrowthere. AsachildIcaredmuchaboutmyscarssoI____18____woreascarftocoverthemupwhenIlefthome.____19____Ididn’tpeoplewouldcallmehorriblenameslikeBaldy.Althoughmyfriendswerealwayscomfortingmetheynever____20____understoodhowitfelt. ThenthroughthehospitalIwas____21____toachildren’sburnscampwherechildrenlikemecangetanyhelp.ThereI____22____14-year-oldStephaniewhoseburnsarealotmoreseriousthanmine.Butsheisso____23____thatsheneverletsanyoneputherdown.Youshouldn’t____24____whatpeoplesayaboutwhatyoulooklikebecausewe’renotdifferentfromanyoneelseHollyshe____25____me.Andyoudon’tneedtowearascarfbecausey0oulookgreat____26____it!ForthefirsttimeinmylifeIcouldspeaktosomeonewho’dbeenthroughsomething____27____.Soweekslateratmy13thbirthdayparty____28____byherbraveryIgaveupmyscarfandshowedoffmyscars.Itfeltamazingnothavingto____29____awaybehindmyscarf. NowIam____30____ofwhatIlooklikeandmuchhappierbecauseIhaverealizeditisyourpersonality个性thatdecideswhoyoutrulyare.
Lookit’sBaldy!Aboyshoutedinmydirectionacrosstheplayground.EventhoughIwasusedtoregularinsults侮辱becauseofthe____11____onmyheditwas____12____horribletohear.IsighedasIheadedbacktotheclass. WhenIwasjust20monthsoldIsufferedserious____13____afterabowlfullofhotoilfellonmyhead.Iwas____14____tohospitalandhadtosaythereforweekswhilethedoctors____15____tosavemylife.Holly’svery____16____tobealivetheytoldMumandDad.Butshe’llbe____17____withscarsonherheadandofcourseherhairwon’tgrowthere. AsachildIcaredmuchaboutmyscarssoI____18____woreascarftocoverthemupwhenIlefthome.____19____Ididn’tpeoplewouldcallmehorriblenameslikeBaldy.Althoughmyfriendswerealwayscomfortingmetheynever____20____understoodhowitfelt. ThenthroughthehospitalIwas____21____toachildren’sburnscampwherechildrenlikemecangetanyhelp.ThereI____22____14-year-oldStephaniewhoseburnsarealotmoreseriousthanmine.Butsheisso____23____thatsheneverletsanyoneputherdown.Youshouldn’t____24____whatpeoplesayaboutwhatyoulooklikebecausewe’renotdifferentfromanyoneelseHollyshe____25____me.Andyoudon’tneedtowearascarfbecausey0oulookgreat____26____it!ForthefirsttimeinmylifeIcouldspeaktosomeonewho’dbeenthroughsomething____27____.Soweekslateratmy13thbirthdayparty____28____byherbraveryIgaveupmyscarfandshowedoffmyscars.Itfeltamazingnothavingto____29____awaybehindmyscarf. NowIam____30____ofwhatIlooklikeandmuchhappierbecauseIhaverealizeditisyourpersonality个性thatdecideswhoyoutrulyare.
D Hometomemeansasenseoffamiliarityandnostalgia怀旧.It’sfuntocomehome.Itlooksthesame.Itsmellsthesame.You’llrealizewhat’schangedisyou.Homeiswhereweranrememberpainliveandsomeotherexperiences;Wepartedhere;Myparentsmethere;Iwonthreechampionshipshere. IfIclosemyeyesIcanstillhaveaclearpictureinmindofmyfirsthome.Iwalkinthedoorandseeabrownsofasurroundingalowglass-topwoodentable.Totherightofthelivingroomismyfirstbedroom.It’semptybutit’swheremyearliestmemoriesare. ThereisthediningroomtablewhereIcelebratedbirthdaysandwhereIcriedonHalloween-whenIdidn’twanttoweartheskirtmymothermadeforme.Ialwayslikedstandingonthattablebecauseitmademefeeltallandstrong.IfIsitatthistableIcanseemyfavoriteroominthehousemyparents’room.Itissimple:abrownwoodendresserlinestherightsideofthewallnexttoatelevisionandacoupleofphotosofmygrandparentsoneachside.Theirbedismysafezone.Icanjumponitanytime-wakingupmyparentsifIamscaredorifIhaveanimportantannouncementthatcannotwaituntilthemorning. I’mluckybecauseIknowmyfirsthomestillexists.Itexistsinmymindandheartonaphysicalproperty住宅onWest64thstreetonthewesternedgeofLosAngeles.ItisproofIlivedIgrewandIlearned. SometimeswhenIfeellostIliedownandshutmyeyesandIgohome.Iknowit’swhereI’llfindmyfamilymydogsandmybelongings.IpurposelyleavethewindowopenatnightbecauseIknowI’llbeblamedbyMom.ButIdon’tmindbecauseIwanttohearhersaymynamewhichremindsmeI’mhome.Sometimeswhenshefeelslosttheauthorwill_______.
B OnasunnydaylastAugustTimheardsomeshouting.Lookingouttotheseacarefullyhesawacoupleofkidsinarowboatwerebeingpulledouttosea. Two12-year-oldboysChristianandJackrowedoutaboattosearchforafootball.Oncethey’drowedbeyondthecalmwatersabeachumbrellatiedtotheboatcaughtthewindandpulledtheboatintoopenwater.Thepairpanickedandtriedtorowbacktoshore.Buttheywerenomatchforitandtheboatwasoutofcontrol. Timknewitwouldsoonbeswallowedbythewaves.EverythingwentquietinmyheadTimrecalls回忆.Iwastryingtofigureouthowtoswimtotheboysinastraightline. Timtookoffhisclothesandjumpedintothewater.Every500yardsorsoheraisedhisheadtojudgehisprogress.AtonepointIconsideredturningbackhesays.IwonderedifIwasputtingmylifeatrisk.After30minutesofstrugglinghewascloseenoughtoyelltotheboysTakedowntheumbrella! Christianmademuchefforttotakedowntheumbrella.ThenTimwasabletocatchupandclimbaboardtheboat.Hetookoverrowingbutthewaveswerealmosttoostrongforhim. Let’saimforthepier码头Jacksaid.Timturnedtheboattowardit.Soonafterwardwavescrashedovertheboatanditbegantosink.Canyouguysswimhecried.Alittlebittheboyssaid. OncethewereinthewaterTimdecideditwouldhesaferandfasterforhimtopulltheboystowardthepier.ChristianandJackwerewearinglifejacketsandfloatedontheirbacks.Timswantowardlandaswaterwashedovertheboys’faces. Arewealmosttheretheyaskedagainandagain.YesTimtoldthemeachtime. After30minutestheyreachedthepier.Whydidthetwoboysgotothesea
下面短文中有10处语言错误请在有错误的工方增加删除或修改某个单词 增加在缺词处加一个符号^并在其下面写出该加的词 删除把多余的词用斜线/划掉 修改在错的词下划一横线并在该词下面写出修改后的词 注意1.每句不超过两个错误 2.每处错误及其修改均只限一词 3.只允许修改10处多者从第11处起不计分 Todaywehadachemistrytest.IfoundthetestdifficultybutItriedhardlytodoit.SuddenlyMarymybestfriendaskingmetolethertocopymyanswers.AfterthinkforsometimeIlethercopymyanswers.Butafterthetestallofuswerecalledtotheteacher’soffice.Theteacherwasangrybecausewehadsameanswersinthetests.Wewerewarnednottocheatagainsoshewouldneedtoseeourparents.Iwasveryupset.Ididn’tcheat.Iwasjusthelpingafriend.Whydoesshepunishme
-Jamescanlhavesomeblackttea -Sure51
某中学生英文报近期开辟专栏讨论学习习惯问题请你结合自身学习实际按以下提示用英文为该专栏写一篇稿件 1.说明学习习惯与学习效果之间的关系 2.介绍一种好的学习习惯并提出养成该习惯的建议 3.描述自己在学习习惯方面存在的某个问题并给出改进措施 注意 1.词数120左右开头语已为你写好 2.可以适当增加细节以使行文连贯 3.文中不得透露个人姓名和学校名称 It’susefulandnecessarytodiscusslearninghabits.
E Fearmaybefeltintheheartaswellasintheheadaccordingtoastudythathasfoundalinkbetweenthecyclesofabeatingheartandthechanceofsomeonefeelingfear. Testsonhealthyvolunteersfoundthattheyweremorelikelytofeelasenseoffearatthemomentwhentheirheartsarecontracting收缩andpumpingbloodaroundtheirbodiescomparedwiththepointwhentheheartbeatisrelaxed.Scientistssaytheresultssuggestthattheheartisabletoinfluencehowthebrainrespondstoafearfuleventdependingonwhichpointitisatinitsregularcycleofcontractionandrelaxation. SarahGarfinkelattheBrightonandSussexMedicalSchoolsaid:Ourstudyshowsforthefirsttimethatthewayinwhichwedealwithfearisdifferentdependingonwhenweseefearfulpicturesinrelationtoourheart. Thestudytested20healthyvolunteersontheirreactionstofearastheywereshownpicturesoffearfulfaces.DrGarfinkelsaidThestudyshowedthatfearfulfacesarebetternoticedwhentheheartispumpingthanwhenitisrelaxed.Thusourheartscanalsoaffectwhatweseeandwhatwedon’tsee-andguidewhetherweseefear. Tofurtherunderstandthisrelationshipthescientistsalsousedabrainscanner扫描仪toshowhowthebraininfluencesthewaytheheartchangesaperson’sfeelingoffear. Wehavefoundanimportantmechanismbywhichtheheartandbrain‘speak’toeachothertochangeourfeelingsandreducefearDrGarfinkelsaid. Wehopethatbyincreasingourunderstandingabouthowfearisdealtwithandwaysthatitcouldbereducedwemaybeabletodevelopmoresuccessfultreatmentsforanxietydisordersandalsoforthoseforthosewhomaybesufferingfromseriousstressdisorder.Whatisthefindingofthestudy
C LONDON-ABritishjudgeonThursdaysentencedabusinessmanwhosoldfake假冒的bombdetectors探测器to10yearsinprisonsayingthemanhadn’tcaredaboutpotentiallydeadlyconsequences. ItisbelievedthatJamesMcCormickgotabout$77.8millionfromthesalesofhisdetectors-whichwerebasedonakindofgolfballfinder-tocountriesincludingIraqBelgiumandSaudiArabia. McCormick57wasconvicted判罪ofcheatslastmonthandsentencedThursdayattheOldBaileycourtinLondon. YourcheatingconductinsellingagreatamountofuselessequipmentsimplyforhugeprofitpromotedafalsesenseofsecurityandinallprobabilitymateriallycontributedtocausingdeathandinjurytoinnocentpeopleJudgeRichardHonetoldMcCormick.youhaveneitherregretnorshamenoranysenseofguilt. Thedetectorssoldforupto$42000eachweresaidtobeabletofindsuchdangerousobjectsasbombsunderwaterandfromtheair.Butinfacttheylackedanygroundinginscienceandwereofnouse. McCormickhadtoldthecourtthathesoldhisdetectorstothepoliceinKenyatheprisonserviceinHongKongthearmyinEgyptandthebordercontrolinThailand. Ineverhadanyhadresultsfromcustomershesaid.WhywasMcCormicksentencedtoprison
Lookit’sBaldy!Aboyshoutedinmydirectionacrosstheplayground.EventhoughIwasusedtoregularinsults侮辱becauseofthe____11____onmyheditwas____12____horribletohear.IsighedasIheadedbacktotheclass. WhenIwasjust20monthsoldIsufferedserious____13____afterabowlfullofhotoilfellonmyhead.Iwas____14____tohospitalandhadtosaythereforweekswhilethedoctors____15____tosavemylife.Holly’svery____16____tobealivetheytoldMumandDad.Butshe’llbe____17____withscarsonherheadandofcourseherhairwon’tgrowthere. AsachildIcaredmuchaboutmyscarssoI____18____woreascarftocoverthemupwhenIlefthome.____19____Ididn’tpeoplewouldcallmehorriblenameslikeBaldy.Althoughmyfriendswerealwayscomfortingmetheynever____20____understoodhowitfelt. ThenthroughthehospitalIwas____21____toachildren’sburnscampwherechildrenlikemecangetanyhelp.ThereI____22____14-year-oldStephaniewhoseburnsarealotmoreseriousthanmine.Butsheisso____23____thatsheneverletsanyoneputherdown.Youshouldn’t____24____whatpeoplesayaboutwhatyoulooklikebecausewe’renotdifferentfromanyoneelseHollyshe____25____me.Andyoudon’tneedtowearascarfbecausey0oulookgreat____26____it!ForthefirsttimeinmylifeIcouldspeaktosomeonewho’dbeenthroughsomething____27____.Soweekslateratmy13thbirthdayparty____28____byherbraveryIgaveupmyscarfandshowedoffmyscars.Itfeltamazingnothavingto____29____awaybehindmyscarf. NowIam____30____ofwhatIlooklikeandmuchhappierbecauseIhaverealizeditisyourpersonality个性thatdecideswhoyoutrulyare.
下面短文中有10处语言错误请在有错误的工方增加删除或修改某个单词 增加在缺词处加一个符号^并在其下面写出该加的词 删除把多余的词用斜线/划掉 修改在错的词下划一横线并在该词下面写出修改后的词 注意1.每句不超过两个错误 2.每处错误及其修改均只限一词 3.只允许修改10处多者从第11处起不计分 Todaywehadachemistrytest.IfoundthetestdifficultybutItriedhardlytodoit.SuddenlyMarymybestfriendaskingmetolethertocopymyanswers.AfterthinkforsometimeIlethercopymyanswers.Butafterthetestallofuswerecalledtotheteacher’soffice.Theteacherwasangrybecausewehadsameanswersinthetests.Wewerewarnednottocheatagainsoshewouldneedtoseeourparents.Iwasveryupset.Ididn’tcheat.Iwasjusthelpingafriend.Whydoesshepunishme
B OnasunnydaylastAugustTimheardsomeshouting.Lookingouttotheseacarefullyhesawacoupleofkidsinarowboatwerebeingpulledouttosea. Two12-year-oldboysChristianandJackrowedoutaboattosearchforafootball.Oncethey’drowedbeyondthecalmwatersabeachumbrellatiedtotheboatcaughtthewindandpulledtheboatintoopenwater.Thepairpanickedandtriedtorowbacktoshore.Buttheywerenomatchforitandtheboatwasoutofcontrol. Timknewitwouldsoonbeswallowedbythewaves.EverythingwentquietinmyheadTimrecalls回忆.Iwastryingtofigureouthowtoswimtotheboysinastraightline. Timtookoffhisclothesandjumpedintothewater.Every500yardsorsoheraisedhisheadtojudgehisprogress.AtonepointIconsideredturningbackhesays.IwonderedifIwasputtingmylifeatrisk.After30minutesofstrugglinghewascloseenoughtoyelltotheboysTakedowntheumbrella! Christianmademuchefforttotakedowntheumbrella.ThenTimwasabletocatchupandclimbaboardtheboat.Hetookoverrowingbutthewaveswerealmosttoostrongforhim. Let’saimforthepier码头Jacksaid.Timturnedtheboattowardit.Soonafterwardwavescrashedovertheboatanditbegantosink.Canyouguysswimhecried.Alittlebittheboyssaid. OncethewereinthewaterTimdecideditwouldhesaferandfasterforhimtopulltheboystowardthepier.ChristianandJackwerewearinglifejacketsandfloatedontheirbacks.Timswantowardlandaswaterwashedovertheboys’faces. Arewealmosttheretheyaskedagainandagain.YesTimtoldthemeachtime. After30minutestheyreachedthepier.WhydidTimraisehisheadregularly
下列汉字依次填入语段中括号内字音和字形全部正确的一组是
Whatyouhavejustreadisa
阅读下面短文并按照题目要求用英语问答问题请注意问题后词数要求 Anurseof78thisweekendcelebrates60yearsofwalkingthewards-andshehasnoplanstoretire. JackieReidwas18whenshestartedworkin1953-whentheNationalHealthServiceNHSwasjustfiveyearsold-andisbelievedtobetheoldestnurseinBritain. Thediabetes糖尿病specialisthadtoretireat65butreturnedasanursewithintwoweeksandstilldoesuptofourseven-and-a-halfhourshifts轮班eachweek. MrsReidsaid:NursingishardifyoudoitcorrectlybutIlovemyjob.WorkingfortheNHShasbeenmylife.IhavenootherhobbiesbecauseIhaveworkedallmylife. Jackiehasworkedatanumberofdifferenthospitals--includingoneinScotland. Herspecialistfieldhasbeendiabetesforthepast40years.Sheretrainedafterher12-year-olddaughterMichelledevelopedthedisease.ShecurrentlyworksatSouthendHospitalEssex. Overthelast60yearsshehastreatedtensofthousandsofpatients. Jackiebelievesnursingshouldbeprotectedfromgovernmentcuts.Shesaid:There’relotsofthingsIwouldsaytothegovernment.Ifyouaregoingtogetgoodcareyouhavetohavetheresources资源youcan’tdoitwithoutenoughmoney.Theyshouldn’tneedthecutsthatthereareintheNHS.It’shardnowbecausethere’sashortageofstaff. JackiehaslivedaloneinGraysEssexsinceherhusbanddidthreeyearsago. ThecouplehavetwodaughtersMichelle50andKaren54. Jackieadded:Myyoungestdaughterworriedaboutme-shedoesn’tthinkIshouldworkasmuchasIdo.Iconstantlysay’don’tworryaboutmeI’mfine’butsheneverbelievesme.Idon’tlikethethoughtofgivingitupandwilltrytokeepgoingforever.WhatdoesJackiewishthegovernmenttodowithin7words
Howmuchdoyouhavetopayintotaliffourofyougotogether
下列选项中的人家与语段中加点词人家意义相同的一项是
下列各句中没有语病的一句是
阅读下面短文并按照题目要求用英语问答问题请注意问题后词数要求 Anurseof78thisweekendcelebrates60yearsofwalkingthewards-andshehasnoplanstoretire. JackieReidwas18whenshestartedworkin1953-whentheNationalHealthServiceNHSwasjustfiveyearsold-andisbelievedtobetheoldestnurseinBritain. Thediabetes糖尿病specialisthadtoretireat65butreturnedasanursewithintwoweeksandstilldoesuptofourseven-and-a-halfhourshifts轮班eachweek. MrsReidsaid:NursingishardifyoudoitcorrectlybutIlovemyjob.WorkingfortheNHShasbeenmylife.IhavenootherhobbiesbecauseIhaveworkedallmylife. Jackiehasworkedatanumberofdifferenthospitals--includingoneinScotland. Herspecialistfieldhasbeendiabetesforthepast40years.Sheretrainedafterher12-year-olddaughterMichelledevelopedthedisease.ShecurrentlyworksatSouthendHospitalEssex. Overthelast60yearsshehastreatedtensofthousandsofpatients. Jackiebelievesnursingshouldbeprotectedfromgovernmentcuts.Shesaid:There’relotsofthingsIwouldsaytothegovernment.Ifyouaregoingtogetgoodcareyouhavetohavetheresources资源youcan’tdoitwithoutenoughmoney.Theyshouldn’tneedthecutsthatthereareintheNHS.It’shardnowbecausethere’sashortageofstaff. JackiehaslivedaloneinGraysEssexsinceherhusbanddidthreeyearsago. ThecouplehavetwodaughtersMichelle50andKaren54. Jackieadded:Myyoungestdaughterworriedaboutme-shedoesn’tthinkIshouldworkasmuchasIdo.Iconstantlysay’don’tworryaboutmeI’mfine’butsheneverbelievesme.Idon’tlikethethoughtofgivingitupandwilltrytokeepgoingforever.WhatdoesJackiethinkofnursingwithin6words
C LONDON-ABritishjudgeonThursdaysentencedabusinessmanwhosoldfake假冒的bombdetectors探测器to10yearsinprisonsayingthemanhadn’tcaredaboutpotentiallydeadlyconsequences. ItisbelievedthatJamesMcCormickgotabout$77.8millionfromthesalesofhisdetectors-whichwerebasedonakindofgolfballfinder-tocountriesincludingIraqBelgiumandSaudiArabia. McCormick57wasconvicted判罪ofcheatslastmonthandsentencedThursdayattheOldBaileycourtinLondon. YourcheatingconductinsellingagreatamountofuselessequipmentsimplyforhugeprofitpromotedafalsesenseofsecurityandinallprobabilitymateriallycontributedtocausingdeathandinjurytoinnocentpeopleJudgeRichardHonetoldMcCormick.youhaveneitherregretnorshamenoranysenseofguilt. Thedetectorssoldforupto$42000eachweresaidtobeabletofindsuchdangerousobjectsasbombsunderwaterandfromtheair.Butinfacttheylackedanygroundinginscienceandwereofnouse. McCormickhadtoldthecourtthathesoldhisdetectorstothepoliceinKenyatheprisonserviceinHongKongthearmyinEgyptandthebordercontrolinThailand. Ineverhadanyhadresultsfromcustomershesaid.Whichofthefollowingistrueofthedetectors
-Jamescanlhavesomeblackttea -Sure51
-Jamescanlhavesomeblackttea -Sure51
E Fearmaybefeltintheheartaswellasintheheadaccordingtoastudythathasfoundalinkbetweenthecyclesofabeatingheartandthechanceofsomeonefeelingfear. Testsonhealthyvolunteersfoundthattheyweremorelikelytofeelasenseoffearatthemomentwhentheirheartsarecontracting收缩andpumpingbloodaroundtheirbodiescomparedwiththepointwhentheheartbeatisrelaxed.Scientistssaytheresultssuggestthattheheartisabletoinfluencehowthebrainrespondstoafearfuleventdependingonwhichpointitisatinitsregularcycleofcontractionandrelaxation. SarahGarfinkelattheBrightonandSussexMedicalSchoolsaid:Ourstudyshowsforthefirsttimethatthewayinwhichwedealwithfearisdifferentdependingonwhenweseefearfulpicturesinrelationtoourheart. Thestudytested20healthyvolunteersontheirreactionstofearastheywereshownpicturesoffearfulfaces.DrGarfinkelsaidThestudyshowedthatfearfulfacesarebetternoticedwhentheheartispumpingthanwhenitisrelaxed.Thusourheartscanalsoaffectwhatweseeandwhatwedon’tsee-andguidewhetherweseefear. Tofurtherunderstandthisrelationshipthescientistsalsousedabrainscanner扫描仪toshowhowthebraininfluencesthewaytheheartchangesaperson’sfeelingoffear. Wehavefoundanimportantmechanismbywhichtheheartandbrain‘speak’toeachothertochangeourfeelingsandreducefearDrGarfinkelsaid. Wehopethatbyincreasingourunderstandingabouthowfearisdealtwithandwaysthatitcouldbereducedwemaybeabletodevelopmoresuccessfultreatmentsforanxietydisordersandalsoforthoseforthosewhomaybesufferingfromseriousstressdisorder.WhichofthefollowingisclosestinmeaningtomechanisminParagraph6
下列词语中没有错别字的一组是
Lookit’sBaldy!Aboyshoutedinmydirectionacrosstheplayground.EventhoughIwasusedtoregularinsults侮辱becauseofthe____11____onmyheditwas____12____horribletohear.IsighedasIheadedbacktotheclass. WhenIwasjust20monthsoldIsufferedserious____13____afterabowlfullofhotoilfellonmyhead.Iwas____14____tohospitalandhadtosaythereforweekswhilethedoctors____15____tosavemylife.Holly’svery____16____tobealivetheytoldMumandDad.Butshe’llbe____17____withscarsonherheadandofcourseherhairwon’tgrowthere. AsachildIcaredmuchaboutmyscarssoI____18____woreascarftocoverthemupwhenIlefthome.____19____Ididn’tpeoplewouldcallmehorriblenameslikeBaldy.Althoughmyfriendswerealwayscomfortingmetheynever____20____understoodhowitfelt. ThenthroughthehospitalIwas____21____toachildren’sburnscampwherechildrenlikemecangetanyhelp.ThereI____22____14-year-oldStephaniewhoseburnsarealotmoreseriousthanmine.Butsheisso____23____thatsheneverletsanyoneputherdown.Youshouldn’t____24____whatpeoplesayaboutwhatyoulooklikebecausewe’renotdifferentfromanyoneelseHollyshe____25____me.Andyoudon’tneedtowearascarfbecausey0oulookgreat____26____it!ForthefirsttimeinmylifeIcouldspeaktosomeonewho’dbeenthroughsomething____27____.Soweekslateratmy13thbirthdayparty____28____byherbraveryIgaveupmyscarfandshowedoffmyscars.Itfeltamazingnothavingto____29____awaybehindmyscarf. NowIam____30____ofwhatIlooklikeandmuchhappierbecauseIhaverealizeditisyourpersonality个性thatdecideswhoyoutrulyare.
下面短文中有10处语言错误请在有错误的工方增加删除或修改某个单词 增加在缺词处加一个符号^并在其下面写出该加的词 删除把多余的词用斜线/划掉 修改在错的词下划一横线并在该词下面写出修改后的词 注意1.每句不超过两个错误 2.每处错误及其修改均只限一词 3.只允许修改10处多者从第11处起不计分 Todaywehadachemistrytest.IfoundthetestdifficultybutItriedhardlytodoit.SuddenlyMarymybestfriendaskingmetolethertocopymyanswers.AfterthinkforsometimeIlethercopymyanswers.Butafterthetestallofuswerecalledtotheteacher’soffice.Theteacherwasangrybecausewehadsameanswersinthetests.Wewerewarnednottocheatagainsoshewouldneedtoseeourparents.Iwasveryupset.Ididn’tcheat.Iwasjusthelpingafriend.Whydoesshepunishme
D Hometomemeansasenseoffamiliarityandnostalgia怀旧.It’sfuntocomehome.Itlooksthesame.Itsmellsthesame.You’llrealizewhat’schangedisyou.Homeiswhereweranrememberpainliveandsomeotherexperiences;Wepartedhere;Myparentsmethere;Iwonthreechampionshipshere. IfIclosemyeyesIcanstillhaveaclearpictureinmindofmyfirsthome.Iwalkinthedoorandseeabrownsofasurroundingalowglass-topwoodentable.Totherightofthelivingroomismyfirstbedroom.It’semptybutit’swheremyearliestmemoriesare. ThereisthediningroomtablewhereIcelebratedbirthdaysandwhereIcriedonHalloween-whenIdidn’twanttoweartheskirtmymothermadeforme.Ialwayslikedstandingonthattablebecauseitmademefeeltallandstrong.IfIsitatthistableIcanseemyfavoriteroominthehousemyparents’room.Itissimple:abrownwoodendresserlinestherightsideofthewallnexttoatelevisionandacoupleofphotosofmygrandparentsoneachside.Theirbedismysafezone.Icanjumponitanytime-wakingupmyparentsifIamscaredorifIhaveanimportantannouncementthatcannotwaituntilthemorning. I’mluckybecauseIknowmyfirsthomestillexists.Itexistsinmymindandheartonaphysicalproperty住宅onWest64thstreetonthewesternedgeofLosAngeles.ItisproofIlivedIgrewandIlearned. SometimeswhenIfeellostIliedownandshutmyeyesandIgohome.Iknowit’swhereI’llfindmyfamilymydogsandmybelongings.IpurposelyleavethewindowopenatnightbecauseIknowI’llbeblamedbyMom.ButIdon’tmindbecauseIwanttohearhersaymynamewhichremindsmeI’mhome.Whydoestheauthorcallherparents’bedhersafezoneParagraph3
下面短文中有10处语言错误请在有错误的工方增加删除或修改某个单词 增加在缺词处加一个符号^并在其下面写出该加的词 删除把多余的词用斜线/划掉 修改在错的词下划一横线并在该词下面写出修改后的词 注意1.每句不超过两个错误 2.每处错误及其修改均只限一词 3.只允许修改10处多者从第11处起不计分 Todaywehadachemistrytest.IfoundthetestdifficultybutItriedhardlytodoit.SuddenlyMarymybestfriendaskingmetolethertocopymyanswers.AfterthinkforsometimeIlethercopymyanswers.Butafterthetestallofuswerecalledtotheteacher’soffice.Theteacherwasangrybecausewehadsameanswersinthetests.Wewerewarnednottocheatagainsoshewouldneedtoseeourparents.Iwasveryupset.Ididn’tcheat.Iwasjusthelpingafriend.Whydoesshepunishme
热门题库
更多
高考历史
国家统考科目
香港法概论
反间谍法
__学
合同法
证据学
民事诉讼法学
民法学
刑法学
消费者权益保护法
法理学
竞争法
国际公法
国际经济法
农村政策法规
湘公网安备 43130202000226号