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发表于:2021-08-22
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...
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发表于:2020-11-14
问题详情: 16 Scientistsandexpertshaveprovedtheuniquenessoffinger-printsanddiscoveredthatnoexactlysimilarpatternispassedonfromparentstochildren,thoughnobodyknowswhythis...
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发表于:2020-08-18
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.Anofficia...
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发表于:2021-03-06
问题详情:-16÷4×= .【回答】-1知识点:有理数的乘除法题型:填空题...
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发表于:2021-03-06
问题详情:MaketherightchoicesWhatislife’sgreatestgift? 16______Choiceistheabilitytoselectonecourseofactionfromasetofalternativestoachieveagoal.Whatissogreataboutchoice?It...
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发表于:2021-09-22
问题详情: 16 Whatwouldyoubelikeifyouweretotakethecollegeentranceexamtomorrow? 17 Or,worriedanduneasy?“IwassurprisedathowIcouldgetangrysoeasilywithmyparentsbeforea...
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发表于:2019-12-16
问题详情:Parentsfeelthatitisdifficulttolivewithteenagers. 16 Accordingtoarecentresearch,themostcommonargumentbetweenparentsandteenagersisthatregardinguntidinessand...
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发表于:2021-07-09
问题详情: 16 Yourschooldaysshouldbesomeofthebestandhappiestdaysofyourlife.Howcanyougainthemostfromthem,andensurethatyoudonotwastethiswonderfulopportunitytolear...
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发表于:2021-01-22
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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发表于:2022-01-13
问题详情: 16 .Wearetaughthowtoholdaknifeandforkandnottotalkwithourmouthsfull.Wearetaughthowtoshakehandsandwhentostandandwhentositandthewaytointroducepeople...
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发表于:2019-11-21
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...
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发表于:2021-04-25
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...
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发表于:2020-03-17
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...
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发表于:2019-05-05
问题详情: 16 Ifyouaregrowingtomatoesinyourbackyardforsaleyouareproducingforthemarket.Youmightsellsometoyourneighborandsometothelocalmanagerofthesupermarket.Butineitherca...
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发表于:2021-08-09
问题详情:16Youprobablythinkyouwillneverbeatopstudent.Thisisnotnecessarilyso,however.Anyonecanbecomeabetterstudentifheorshewantsto.Here’show:Planyourtimecarefully.Whenplan...
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发表于:2020-07-20
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...
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发表于:2020-05-09
问题详情:16.____Homecanbeagreatplaceforchildrentostudy.It’simportanttoprovideaworkspaceoftheirownwheretheycanreadbooksorjustwritealettertotheirfriends.●Location(位置)17....
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发表于:2022-08-10
问题详情:16 Ateamgetsbetter.Akidpracticesmoreandswimsapersonalbestorlearnsanewmoveonthebasketballcourt.In2006,twothingshappenedthatgotmethinkingaboutchange—insportsandin...
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发表于:2020-11-28
问题详情:Mostofusleadabusylife. 16_Wethink,“IfIreachedmy goal,thenIwouldbehappy”,or“IfIcouldgetabetterjob,thenIwouldenjoylife.”Butwhynotenjoyliferightnow?Firstly,taketi...
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发表于:2020-09-20
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...
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发表于:2019-07-17
问题详情: 16 Safetyinthehighwayisnotsomethingthatistotallyoutofourcontrol.Herearefourwayswecanprotectourselveswhenwetravel. 17 Peopleinsmallcarsareinjuredmoreoft...
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发表于:2021-10-07
问题详情:Catsarethosecutecreaturesthatwelovehavinginourhomes. 16 Ifyoudon’tknowtheadvantagesyet,Icanenlighten(启发)you.Allyougottodoistoreadbelow.Comeon,itisworthyourtime...
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发表于:2020-09-30
问题详情:Question:IhavebeenlearningEnglishforabout7years. 16 AndIstillcan’tmakemyselfunderstoodinEnglish.However,IlovelearningEnglish.HowcanIlearnEnglishwell?Pl...
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发表于:2021-09-16
问题详情: (16)____Youprobablythinkyouwillneverbeatopstudent.Thisisnotnecessarilyso,however.Anyonecanbecomeabetterstudentifheorshewantsto.Here’show: Planyourtimecarefull...
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发表于:2019-09-20
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...