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化学—选修2：化学与技术：草酸（乙二酸）可作还原剂和沉淀剂，用于金属除锈、织物漂白和稀土生产。一种制备草酸（含2个结晶水）的工艺流程如下： 有人建议甲酸钠脱氢后直接用硫酸酸化制各草酸...
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下列对乙二酸的说法正确的是
乙二酸比其他二元酸酸性都强，这是因为两个羧基直接相连
乙二酸俗名草酸
乙二酸可作还原剂用以标定高锰酸钾溶液
乙二酸可用作草制品的漂白剂
下列说法正确的是
在氧化还原反应中，氧化剂经化学变化变成还原剂
在氧化还原反应中，氧化剂被氧化，还原剂被还原
在化学反应中，能把其他物质氧化的物质是氧化剂
在氧化还原反应中，还原剂生成的氧化产物一定只具有氧化性
化学上把化合价升降的化学反应叫做氧化还原反应化学价升高的物质叫还原剂还原剂被氧化化合价降低的物质叫氧
化学—选修2化学与技术草酸乙二酸可作还原剂和沉淀剂用于金属除锈织物漂白和稀土生产一种制备草酸含
羊毛纤维的化学性能1氧化剂的作用氧化剂对羊毛纤维的影响比较显著2还原剂的作用还原剂的作用类似
化学—选修2化学与技术草酸乙二酸可作还原剂和沉淀剂用于金属除锈织物漂白和稀土生产一种制备草酸含
酸碱还原剂氧化剂都可作为防染印花的防染剂
草酸乙二酸可作还原剂和沉淀剂用于金属除锈织物漂白和稀土生产一种制备草酸含2个结晶水的工艺流程如下回答
化学镀镍的还原剂种类较多其中使用最广的还原剂是
氢化钙CaH2中H.为－1价可作为生氢剂反应的化学方程式为CaH2+2H2O===CaOH2+2H2
CaH
2
既是氧化剂又是还原剂
H
2
既是氧化产物又是还原产物
CaH
2
是还原剂, H
2
O是氧化剂
氧化产物和还原产物的质量比是1:1
在化学上常用CaH2作为制取氢气的药剂有关的化学方程式为CaH2+2H2O=Ca﹙OH﹚2+2H.2
是还原剂
是氧化剂
是溶剂
既不是氧化剂，又不是还原剂
下列说法正确的是
氧化还原反应中氧化剂和还原剂一定是两种物质
氧化还原反应中氧化产物和还原产物一定是两种物质
作氧化剂的物质一定不能作还原剂
所含元素处于中间价态时的物质，既可作氧化剂也可作还原剂
草酸乙二酸可作还原剂和沉淀剂用于金属除锈织物漂白和稀土生产一种制备草酸含2个结晶水的工艺流程如下回答
在化学沉铜溶液中EDTA-2Na主要作用是
提供碱性介质
作还原剂
作络合剂
作氧化剂
草酸乙二酸可作还原剂和沉淀剂用于金属除锈织物漂白和稀土生产一种制备草酸含2个结晶水的工艺流程如下回答
化学—选修2化学与技术草酸乙二酸可作还原剂和沉淀剂用于金属除锈织物漂白和稀土生产一种制备草酸含
二氧化硫既可作为氧化剂也可作为还原剂
2005对于化学反应3Cl2+6NaOH=NaCl3+5NaCl+3H2O下列叙述正确的是
Cl2既是氧化剂，又是还原剂
Cl2是氧化剂，不是还原剂
Cl2是还原剂，不是氧化剂
Cl2既不是氧化剂，又不是还原剂
CaH2可作生氢剂反应的化学方程式为CaH2+2H2O=CaOH2+2H2↑下列说法错误的是
CaH
2
既是氧化剂，又是还原剂
H
2
既是氧化产物，又是还原产物
CaH
2
是还原剂，H
2
O是氧化剂
氧化产物与还原产物的质量比为1∶1
化学—选修2化学与技术草酸乙二酸可作还原剂和沉淀剂用于金属除锈织物漂白和稀土生产一种制备草酸含
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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
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
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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.
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
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.
Howmuchdoyouhavetopayintotaliffourofyougotogether
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.
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
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.
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
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
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