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教案备课库《七（1）年级数学作业11.2实数与数轴》真题及答案
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Agreatmanisonewhoalwayssetshighergoalsforhimselfand挑战hisownlimits.
多年以后我已经记不清老师的面容但我还记得他是一个对学生很严格的人.ManyyearslaterIcan'tremembermyteacher'sappearancebutwhatIcan'tforgetisthathewasalwayshisstudents.
1.5分Igottotheofficeearlierthatdaythe730trainfromPaddington.A.caught B.tohavecaughtC.tocatch D.havingcaught
1.5分Ihaveforgottenyouputthedictionary.A.thatitwasthere B.wherewasitthatC.thatwhereitwas D.whereitwasthat
大多数沉溺于网络或移动设备的人可能并不知道他们的行为会对身体造成很大的伤害.It'sprobablynotknowntothosepeoplewhoareonlineormobiledevicesthatwhattheyaredoingisgreatlyharmfultotheirhealth.
1.5分CanyougivemeyourgthatthegoodswillbedeliveredbeforeFriday.保证
Astheriverhasbeenheavilypit'snotsuitableforpeopletoswiminitanylonger.
Thereisonethingthateveryonewantsmorethananythingelse．36．Theythinkthatwhentheyhaveenoughmoneytobuysuchthingsashousesfarmsandcarstheywillhavethethingthateveryonewants．Otherpeoplebelievethatiftheyknowenoughtheywillfindthisthing．37．Stillothersthinkthatiftheyhavepowertheywillfindthisthing．TheykeeptellingthemselvesWhenIamabossIwillnolongerhavetosearchforthisthing．WhatisitthateveryonewantsmorethananythingelseWhatisitthatallofuskeepworkingandsearchingforeachday38．Happinessisastrangething．39．Whatwillmakeonemanhappymaynotmakeanothermanhappy．Somemensaythathappinesscomesfromhelpingothersothermensaythathappinesscomesfrommakinglifemorepleasantforeveryone．Whatdoyoumeanwhenyousay'Thatmakesmehappy．'40．Perhapsfromthemyouwilllearnsomethingthatwillbringyoupeaceofmindcomfortmoneyormaybringyouwhatyousearchfor﹣﹣﹣﹣happiness．A．Itishappiness．B．Itdoesn'tmeanthesametoallmen．C．Theystudyalltheirlivesinsearchofit．D．Happinessmeansthesametoeveryone．E．Somepeopletrytogetitbymakingmoney．F．Whenonemanfeelshappyanothermanwillfeelsad．G．Readwhatdifferentpeoplehavesaidabouthappiness．~~39.
1.5分themorningtrainhewouldnothavebeenlateforthemeeting.A.Didhecatch B.ShouldbecatchC.Hashecaught D.Hadhecaught
1.5分beingnobuswedecidedtowalkhome.A.This B.There C.It D.That
2017年·汉中二模家蚕细胞具有高效表达外源基因的能力科学家将人干扰素基因导入家蚕细胞并大规模培养可以提取干扰素用于制药．请回答下列相关问题1进行转基因操作前需用酶短时处理幼蚕组织以便获得单个细胞．在培养动物细胞时培养液中需要通入CO2作用是．2为使干扰素基因在家蚕细胞中高效表达需要把来自cDNA文库的干扰素基因片段正确插入表达载体的和之间．3采用PCR技术可验证干扰素基因是否已经导入家蚕细胞．PCR反应体系的主要成分应该包含扩增缓冲液含Mg2+水4种脱氧核苷酸模板DNA能量和．4利用生物反应器培养家蚕细胞时贴满瓶壁的细胞会产生现象．通常将多孔的中空薄壁小玻璃珠放入反应器中这样可以增大从而增加培养的细胞数量也有利于空气交换．
1.5分Thedoorlocksa.自动地
Iwonderifit'sconvenientforyouto安排ameetingwithMr.Currytoday.
2017年·汉中二模如图中甲表示分布在某植物叶肉细胞的部分代谢数字代表物质字母代表细胞器．乙和丙表示在CO2充足的情况下光合作用强度与环境因素之间的关系．请据图回答下列问题1a的名称是②在c的处参与反应．2将该植物置于光照条件下培养24小时之后对其提供18O2然后进行暗处理一段时间后除氧气外还能在图中所示的填数字中检测到18O．3从乙和丙图可知在A与B之间光合作用强度受限制其原因是．4丙图表示光照强度为B时植物光合作用变化曲线．请根据乙图在丙中绘制光照强度为A时不同温度条件下光合强度的变化曲线．5根尖分生区细胞与甲图所示细胞在结构上的区别是．
惠州市是全国文明城市之一由四区三县组成.HuizhouisoneoftheNationalCivilizedCitiesfourdistrictsandthreecounties.
1.5分Hehasrecentlybecomeatocomputergames.上瘾
2017年·汉中二模科学家发现多数抗早性农作物能通过细胞代谢产生一种代谢产物调节根部细胞液的渗透压此代谢产物在叶肉细胞和茎部细胞中却很难找到．请回答下列问题l这种代谢产物在茎部和叶肉细胞中很难找到而在根部细胞中却能找到究其根本原因是．2现有某抗早农作物体细胞内有一个抗早基因R其等位基因为r旱敏基因．研究发现Rr的部分核苷酸序列如下RATAAGCAAGACATTArATAAGCATGACATTA据此分析．抗旱基因突变为旱敏基因的根本原因是研究得知与杭旱有关的代谢产物主要是糖类则该抗旱基因控制抗旱性欢的方式是．3已知抗旱性R对旱敏性r为显性多颗粒D对少颗粒d为显性﹣两对等位基因分别位于两对同源染色体上．纯合的旱敏性多颗粒植株与纯合的抗旱性少颗粒植株杂交F1自交F2抗早性多颗粒植株中双杂合子占的比例是若拔F2中所有的旱敏性植株后剩余植株自交F3中旱敏性植株的比例是．4请利用抗旱性少颗粒Rrdd和旱敏性多颗粒rrDd两植物品种作试验材料．设计一个快速育种方案仅含一次杂交使后代个体全部都是抗旱性多颗粒杂交种RrDd用文字简要说明．
假如英语课上老师要求同桌之间交换修改作文请你修改你同桌写的以下作文.文中共有10处语言错误每句中最多有两处每处错误仅涉及一个单词的增加删除或修改.增加在缺词处加一个漏字符号∧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每处错误及其修改均限一词.2只允许修改10处多者从第11处起不计分.ThisisthefirsttimethatIhadbeenawayfromhomesoIfindithardtolivehere.HowIwishIcouldturntoLucywhooncegavememuchhelp!IhadtroublewithmystudyinGrade9.SofrustratingwasIthatIbegantoplaycomputergamesafterschoolwhenIshouldhavepaidmoreattentiontocatchupwithothers.BesideIwasevencaughtcheatingintheexamitworriedmyparentsalot.WhenaskingaboutthereasonwhyIfellfarbehindIwastooguiltytosayaword.ItwasthenLucycametomyhelptellingmenottogiveup.TomyamazementImadeagreatprogress.FinallyIevenbecameoneofthetopstudentinmyclass.ImustsaythankstoLucywithoutherhelpIcouldneverhavehadsuchgoodgrades.
2017年·汉中二模已知含一条X染色体的果蝇XYXO为雄性含两条X染色体的果蝇XXXXY为雌性含三条X染色体或无X染色体的果蝇胚胎致死．将白眼雌果蝇XbXb与红眼雄果蝇XBY杂交后代中偶尔发现一只白眼雌果蝇和一只红眼雄果蝇出现这种现象的原因是母本产生配子时两条X染色体未分离．以下分析错误的是
Theladybelievesbeing乐观的aboutlifeisthesecretofherlongevity.
Whenone'sconcentrateisslippinghemayhaveahardtimewritingorreading.
TobehonestyourgardenisthemostdelightoneIhaveeverseen.
1.5分Inconsideringpeopleforjobswegiveptothosewithsomeexperience.偏爱
1.5分Theoperahousecouldnotsurvivewithoutcommercials.赞助商
Thereisonethingthateveryonewantsmorethananythingelse．36．Theythinkthatwhentheyhaveenoughmoneytobuysuchthingsashousesfarmsandcarstheywillhavethethingthateveryonewants．Otherpeoplebelievethatiftheyknowenoughtheywillfindthisthing．37．Stillothersthinkthatiftheyhavepowertheywillfindthisthing．TheykeeptellingthemselvesWhenIamabossIwillnolongerhavetosearchforthisthing．WhatisitthateveryonewantsmorethananythingelseWhatisitthatallofuskeepworkingandsearchingforeachday38．Happinessisastrangething．39．Whatwillmakeonemanhappymaynotmakeanothermanhappy．Somemensaythathappinesscomesfromhelpingothersothermensaythathappinesscomesfrommakinglifemorepleasantforeveryone．Whatdoyoumeanwhenyousay'Thatmakesmehappy．'40．Perhapsfromthemyouwilllearnsomethingthatwillbringyoupeaceofmindcomfortmoneyormaybringyouwhatyousearchfor﹣﹣﹣﹣happiness．A．Itishappiness．B．Itdoesn'tmeanthesametoallmen．C．Theystudyalltheirlivesinsearchofit．D．Happinessmeansthesametoeveryone．E．Somepeopletrytogetitbymakingmoney．F．Whenonemanfeelshappyanothermanwillfeelsad．G．Readwhatdifferentpeoplehavesaidabouthappiness．~~37.
1.5分Don'tthatallthosewhogetgoodgradesintheentranceexaminationwillprovetobemostsuccessful.A.takeasgranted B.takethisforgrantedC.takethatforgranted D.takeitforgranted
2017年·汉中二模如图中相关说法正确的是
他是一位严谨的学者从不在研究之前就下结论.Heisaseriousscholarwhoneverbeforeresearch.
AttheendoftheChristmaspartywetookoutourgiftsandethemwitheachother.
假定英语课上老师要求同桌之间交换修改作文请你修改你同桌写的以下作文.文中共有10处语言错误每句中最多有两处.每处错误仅涉及一个单词的增加删除或修改.增加在缺词处加一个漏字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.每处错误及其修改均仅限一词2.只允许修改10处多者从第11处起不计分.Myfamilyhavejustmovedintoanewhouse.ThatisnoteasytogetmyroominorderbecauseIownoverathousandbook.BecausetheroomisrathersmallandIhavetoputmybooksinthefloor.TheycoverseveryinchoffloorspaceandIactuallyhavetowalkonthemtogetinorouttheroom.Yesterdaymorningmysisterhelpsmetocarryoneofmyoldbookcasesupstairs.Sawallthosebooksonthefloorshegotthebigsurprise.'ThisistheprettycarpetIhaveeverseen'shesaid.
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