![计算：﹣24的结果为（ ）A．﹣8 B．8 C．﹣16D．16]( "计算：﹣24的结果为（ ）A．﹣8 B．8 C．﹣16D．16")
- 问题详情：计算：﹣24的结果为（）A．﹣8 B．8 C．﹣16D．16【回答】C【分析】﹣24表示4个2的乘积的相反数．【解答】解：﹣24=﹣16．故选C．【点评】乘方是乘法的特例，乘方的运算可以利用乘法的运算来进行．注意区分（﹣2）4≠﹣24．知识点：有理数的乘方题型：选择题...
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![16 Yourschooldaysshouldbesomeofthebestandhappies...]( "16 Yourschooldaysshouldbesomeofthebestandhappies...")
- 问题详情： 16 Yourschooldaysshouldbesomeofthebestandhappiestdaysofyourlife．Howcanyougainthemostfromthem，andensurethatyoudonotwastethiswonderfulopportunitytolearn? Bepositiveaboutschool!Don’tsaythingswhicharedifficultorboring.Beinter...
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![Question:IhavebeenlearningEnglishforabout7years. 16 ...]( "Question:IhavebeenlearningEnglishforabout7years. 16 ...")
- 问题详情：Question:IhavebeenlearningEnglishforabout7years. 16 AndIstillcan’tmakemyselfunderstoodinEnglish.However,IlovelearningEnglish.HowcanIlearnEnglishwell?Pleasehelpme.Answer:Manypeoplehaveaskedmethisquestion. 17 HereIwillgivey...
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![16 Scientistsandexpertshaveprovedtheuniquenessoffinge...]( "16 Scientistsandexpertshaveprovedtheuniquenessoffinge...")
- 问题详情： 16 Scientistsandexpertshaveprovedtheuniquenessoffinger-printsanddiscoveredthatnoexactlysimilarpatternispassedonfromparentstochildren,thoughnobodyknowswhythisisthecase.Theridge（隆起）structureonaperson'sfingersdoesnotchangewithgrowthandisno...
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![16 .Wearetaughthowtoholdaknifeandforkandnottota...]( "16 .Wearetaughthowtoholdaknifeandforkandnottota...")
- 问题详情： 16 .Wearetaughthowtoholdaknifeandforkandnottotalkwithourmouthsfull.Wearetaughthowtoshakehandsandwhentostandandwhentositandthewaytointroducepeople. 17 .Almosteverywhereeatingtogethermeansthatpeopleareveryfriendly...
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![16 Whatwouldyoubelikeifyouweretotakethecollegeentranc...]( "16 Whatwouldyoubelikeifyouweretotakethecollegeentranc...")
- 问题详情： 16 Whatwouldyoubelikeifyouweretotakethecollegeentranceexamtomorrow? 17 Or,worriedanduneasy?“IwassurprisedathowIcouldgetangrysoeasilywithmyparentsbeforeabigexam,”saidaSeniorThreestudentWangYangqianfromBeijing.“Icouldn’tfallasleepe...
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![如图，是一组按照某种规律摆放成的图案，则图5中三角形的个数是（ ） A．8B．9C．16D．17]( "如图，是一组按照某种规律摆放成的图案，则图5中三角形的个数是（ ） A．8B．9C．16D．17")
- 问题详情：如图，是一组按照某种规律摆放成的图案，则图5中三角形的个数是（）A．8B．9C．16D．17【回答】考点：规律型：图形的变化类．分析：对于找规律的题目首先应找出哪些部分发生了变化，是按照什么规律变化的，进而得出即可．解答：解：由图可知：第一个图案有三角形1个．第二图案有三角形1+3=5个．第三个图...
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![16.]( "16.")
- 问题详情：16.____Homecanbeagreatplaceforchildrentostudy.It’simportanttoprovideaworkspaceoftheirownwheretheycanreadbooksorjustwritealettertotheirfriends.●Location(位置)17. Kitchenanddiningroomarenotsowellsuitedforregularstudy,sincebooksandpensget...
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![16．Thestorytellerwastellingusastoryinavividway]( "16．Thestorytellerwastellingusastoryinavividway")
- 问题详情：16．Thestorytellerwastellingusastoryinavividway____________________ithimself.(asif)这个讲故事的人以一种生动的方式给我们讲了一个故事，好像他亲身经历过一样。17．Anofficialsaysabout3.33millionhectaresofthearea'sfarmland__________________crops.(too…t...
- 20281
![Mostofusleadabusylife. 16]( "Mostofusleadabusylife. 16")
- 问题详情：Mostofusleadabusylife. 16_Wethink，“IfIreachedmy goal，thenIwouldbehappy”，or“IfIcouldgetabetterjob，thenIwouldenjoylife.”Butwhynotenjoyliferightnow?Firstly，taketimetonoticeandappreciate thebeautyinyourownsurroundings. 17“Thereisagreatbigwo...
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![将杂合子个体逐代自交3次，在F3代中纯合子的比例为（ ）A．1/8B．7/8C．7/16D．9/16]( "将杂合子个体逐代自交3次，在F3代中纯合子的比例为（ ）A．1/8B．7/8C．7/16D．9/16")
- 问题详情：将杂合子个体逐代自交3次，在F3代中纯合子的比例为（）A．1/8B．7/8C．7/16D．9/16【回答】解：杂合体Aa连续自交n代，杂合体的比例为（1/2）n，纯合体的比例是1-（1/2）n．将具有一对等位基因的杂合体，其基因型为Aa，逐代自交3次，所以在F3中纯合体比例为1-（1/2）3=7/8．故选：B．知识点：基因的分离定律题型：选...
- 9866
![MaketherightchoicesWhatislife’sgreatestgift? 16]( "MaketherightchoicesWhatislife’sgreatestgift? 16")
- 问题详情：MaketherightchoicesWhatislife’sgreatestgift? 16______Choiceistheabilitytoselectonecourseofactionfromasetofalternativestoachieveagoal.Whatissogreataboutchoice?Ittransformsusfromdumbanimalsintoartists.EachofusbecomesanotherMichelangelo.Choice...
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![已知复数z满足（1﹣i）=2，则z5=( )A．16 B．﹣4+4i C．﹣16D．﹣16i]( "已知复数z满足（1﹣i）=2，则z5=( )A．16 B．﹣4+4i C．﹣16D．﹣16i")
- 问题详情：已知复数z满足（1﹣i）=2，则z5=( )A．16 B．﹣4+4i C．﹣16D．﹣16i【回答】B【考点】复数代数形式的混合运算．【专题】数系的扩充和复数．【分析】由已知的等式利用复数代数形式的乘除运算求出，得到z，再由复数代数形式的乘法运算求得*．【解答】解：∵（1﹣i）=2，∴，则z=1﹣i．∴25=（1﹣i）5=（1﹣i）4（1﹣i...
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![果蝇体细胞中有8条染*体，其有丝*中期细胞中的染*单体数是（ ）A．4B．8C．16D．32]( "果蝇体细胞中有8条染*体，其有丝*中期细胞中的染*单体数是（ ）A．4B．8C．16D．32")
- 问题详情：果蝇体细胞中有8条染*体，其有丝*中期细胞中的染*单体数是（）A．4B．8C．16D．32【回答】解：由于果蝇的染*体数是8条，在有丝*的中期，每一条染*体含有2条染*单体，所以有丝*的中期染*单体的数目是16条．故选：C．知识点：细胞增殖题型：选择题...
- 16862
![Catsarethosecutecreaturesthatwelovehavinginourhomes. 16...]( "Catsarethosecutecreaturesthatwelovehavinginourhomes. 16...")
- 问题详情：Catsarethosecutecreaturesthatwelovehavinginourhomes. 16 Ifyoudon’tknowtheadvantagesyet,Icanenlighten（启发）you.Allyougottodoistoreadbelow.Comeon,itisworthyourtime.1.Theyaregreathang-outbuddies(伙伴). Areyoutoosadaboutsleepingaloneeveryni...
- 26266
![16 Safetyinthehighwayisnotsomethingthatistotallyoutofo...]( "16 Safetyinthehighwayisnotsomethingthatistotallyoutofo...")
- 问题详情： 16 Safetyinthehighwayisnotsomethingthatistotallyoutofourcontrol.Herearefourwayswecanprotectourselveswhenwetravel. 17 Peopleinsmallcarsareinjuredmoreoftenandmoreseverelythanpeopletravelinginlargecars.Factoriesofsmallcarsarestrengthe...
- 28972
![16 Ifyouaregrowingtomatoesinyourbackyardforsaleyouarep...]( "16 Ifyouaregrowingtomatoesinyourbackyardforsaleyouarep...")
- 问题详情： 16 Ifyouaregrowingtomatoesinyourbackyardforsaleyouareproducingforthemarket.Youmightsellsometoyourneighborandsometothelocalmanagerofthesupermarket.Butineithercase,youareproducingforthemarket. 17 Ifpeoplestopbuyingtomatoes,youwillstopp...
- 19627
![16 Ateamgetsbetter.Akidpracticesmoreandswimsapersonalbe...]( "16 Ateamgetsbetter.Akidpracticesmoreandswimsapersonalbe...")
- 问题详情：16 Ateamgetsbetter.Akidpracticesmoreandswimsapersonalbestorlearnsanewmoveonthebasketballcourt.In2006,twothingshappenedthatgotmethinkingaboutchange—insportsandinlife.17Agassiwasaterrificplayerwhowon60titles,includingeightmajorchampionships.B...
- 23097
![将一对遗传因子的杂合子，逐代自交3次，F3中纯合体的比例是A.1/8 B.7/8 C.9/16D.6/1...]( "将一对遗传因子的杂合子，逐代自交3次，F3中纯合体的比例是A.1/8 B.7/8 C.9/16D.6/1...")
- 问题详情： 将一对遗传因子的杂合子，逐代自交3次，F3中纯合体的比例是A.1/8 B.7/8 C.9/16D.6/17【回答】B知识点：遗传的基本规律单元测试题型：选择题...
- 23592
![9x2＝16]( "9x2＝16")
- 问题详情：9x2＝16【回答】解：（1）∵9x2＝16，∴x2＝，则；知识点：平方根题型：计算题...
- 13318
![(16)]( "(16)")
- 问题详情： (16)____Youprobablythinkyouwillneverbeatopstudent.Thisisnotnecessarilyso,however.Anyonecanbecomeabetterstudentifheorshewantsto.Here’show: Planyourtimecarefully.Whenplanningyourwork,youshouldmakealistofthingsthatyouhavetodo.Aftermakingthis...
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![－16÷4×＝ ．]( "－16÷4×＝ ．")
- 问题详情：－16÷4×＝ ．【回答】-1知识点：有理数的乘除法题型：填空题...
- 23935
![Parentsfeelthatitisdifficulttolivewithteenagers. 16 ...]( "Parentsfeelthatitisdifficulttolivewithteenagers. 16 ...")
- 问题详情：Parentsfeelthatitisdifficulttolivewithteenagers. 16 Accordingtoarecentresearch,themostcommonargumentbetweenparentsandteenagersisthatregardinguntidinessanddailyroutinetasks. 17 Ontheotherhand,teenagerslosetheirpatiencecontinual...
- 13051
![16 Youprobablythinkyouwillneverbeatopstudent.Thisisnot...]( "16 Youprobablythinkyouwillneverbeatopstudent.Thisisnot...")
- 问题详情：16Youprobablythinkyouwillneverbeatopstudent.Thisisnotnecessarilyso,however.Anyonecanbecomeabetterstudentifheorshewantsto.Here’show:Planyourtimecarefully.Whenplanningyourwork,youshouldmakealistofthingsthatyouhavetodo.Aftermakingthislist,yoush...
- 23125
![正项等比数列的值是A.4B.8C.16D.64]( "正项等比数列的值是A.4B.8C.16D.64")
- 问题详情：正项等比数列的值是A.4B.8C.16D.64【回答】 C 知识点：数列题型：选择题...
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