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發表於:2024-01-03
1、AnnMarie,'ThatGirl'.2、Thomas'AnnMariewasatrue'60trendsetter,takingNewYorkbystormwithastylish'do,aclosetfullofmodalamodeanddon'tforgetthoseeyelashes!...
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發表於:2018-01-01
William,31,AnnArbor,Mich.Countries,pp.180-210.AnnArbor:UniversityofMichiganPress.Soldhereexclusively,itwasengineeredattheToyotaTechnicalCenterinAnnArbor,Michigan.Henowtea...
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發表於:2017-02-06
BriangazedlovinglyatMaryAnn.Henry'srealnamewasMaryAnn.MaryAnnshothimaruefullook.MaryAnnwishedhewouldjustdropit.GeorgeEliotwasthepseudonymofMaryAnnEvans."Hewasalawyerbef...
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發表於:2021-04-30
問題詳情:設數列{an}(n∈N*)是公差為d的等差數列,若a2=4,a4=6,則d= ()A.4 B.3 C.2 D.1【回答】D知...
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發表於:2021-05-20
問題詳情: —Ann,_____yousaythiswordinChina? —Yes.Itisveryeasy. A.may B.can C.must D.need 【回答】B知識點:情...
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發表於:2018-04-17
Representativecostonaverage25,000perheadperannum.Priceincreasehasaveraged10%perannumTherentis$2,500perannum.Therentbe$2,500perannum.Priceincreasehaveaverage10%perannum....
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發表於:2020-09-26
問題詳情:已知{an}是等差數列,前n項和為Sn,a1=120,公差d=-4,若Sn≤an(n≥2),則n的最小值為()A.60 B.62 C.70 D.72【回答】B知識點:數列題型:選擇題...
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發表於:2020-02-09
問題詳情:命題“nN*,f(n)N*且f(n)≤n”的否定形式是()A.nN*,f(n)N*且f(n)>n B.nN*,f(n)N*或f(n)>nC.n0N*,f(n0)N*且f(n0)>n0 D.n0N*,f(n0)N*或f(n0)>n0【回答】D知識...
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發表於:2020-04-12
問題詳情:已知點An(n,an)為函數y=的圖象上的點,Bn(n,bn)為函數y=x圖象上的點,其中n∈N*,設cn=an-bn,則cn與cn+1的大小關係為__________.【回答】cn>cn+1知識點:推理與*題型:填空題...
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發表於:2019-09-08
問題詳情:Ann,amotherof3children,isawarm-heartedsocialworkerandshehasdonealottohelppeople 56 Thefamily’sdinnerconversationoftenturnstolocalpoorfamilies,andshe 57 ...
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發表於:2019-05-22
問題詳情:已知數列{an}的前n項和為Sn,a1=-且Sn++2=an(n≥2),計算S1,S2,S3,S4,並猜想Sn的表達式.【回答】[解]先化簡遞推關係:n≥2時,an=Sn-Sn-1,∴Sn++2=Sn-Sn-1,∴+Sn-1+2=0. 當n=1時,S1=a1=-.當n=2時,=-2-S1=-,∴S2=-.當n=3時,=-2-S2=-,...
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發表於:2021-03-04
問題詳情:完形真空Ann:Hey,Rose!Let’s 1 amovie.Rose:Hm,Idon’tknow…Ann:Well…Let’sgotoseeTheEdge.It’s 2 thriller.Rose:Un,well,I 3 likethrillers.Idon’twantto...
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發表於:2021-11-14
問題詳情:某人拋擲一枚硬*,出現正反的概率都是,構造數列{an},使得an=記Sn=a1+a2+…+an(n∈N*),則S4=2的概率為()A. B. C. D.【回答】C解析:依題意得知,“S4=2”表示在連續四次拋擲中恰有三次出現...
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發表於:2024-01-03
1、WewerehostedbymylongtimefriendGovernorAnnRichards,whowasalsoabigsupporterofNAFTA.2、Fromwoodentowinningduringthecampaign,whenitwashardlyacertaintythathewouldbeattheinc...
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發表於:2019-09-21
問題詳情:下列各項中可能不是配子的為()A.abD B.YrS C.BvR D.aNn【回答】解:A、a、b和屬於非等位基因,並且基因是成單存在的,屬於配子,A錯誤;B、同A項,Y、r、S基因都是成單存在的,屬於配子,B錯...
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發表於:2021-06-22
問題詳情:1.Annhasbeenherefortwoyears.(改為一般疑問句)Annherefortwoyears?2.Wangwang,alovelydog,diedaweekago.(改為同義句)Wangwang,alovelydog,foroneweek.3.BillhasbeeninChinaf...
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發表於:2021-01-28
問題詳情:已知正項等比數列{an}(n∈N*),首項a1=3,前n項和為Sn,且S3+aS5+a5,S4+a4成等差數列.(1)求數列{an}的通項公式;(2)數列{nan}的前n項和為Tn,若對任意正整數n,都有Tn∈[a,b],求b-a的最小值.【回答】 (...
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發表於:2019-06-30
問題詳情:假定你是學生會主席李華。你校將舉辦一場校園文化藝術表演,想邀請你校外籍教師Ann先生前來觀看並作評論。請你按照下面的內容用英語給他寫一封電子郵件。主題:Culture,ArtandOur...
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發表於:2022-08-18
問題詳情:數列{an}的首項為3,{bn}為等差數列且bn=an+1-an(n∈N).若b3=-2,b10=12,則a8=________.【回答】3知識點:數列題型:填空題...
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發表於:2021-01-02
問題詳情:完形填空Ann:Hey,Rose!Let’s 1 amovie.Rose:Hm,Idon’tknow…Ann:Well…Let’sgotoseeTheEdge.It’s 2 thriller.Rose:Un,well,I3 likethrillers.Idon’twanttogo,b...
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發表於:2021-02-20
問題詳情:已知Sn為正項數列{an}的前n項和,且滿足Sn=a+an(n∈N*).(1)求a1,a2,a3,a4的值;(2)求數列{an}的通項公式.【回答】解:(1)由Sn=a+an(n∈N*),可得a1=a+a1,解得a1=1;S2=a1+a2=a+a2,解得a2=2;同理a3=3,a4=4.(2)Sn...
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發表於:2021-05-27
問題詳情:已知數列T:a1,a2,…,an(n∈N*,n≥4)中的任意一項均在*{-1,0,1}中,且對"i∈N*,1≤i≤n-1,有|ai+1-ai|=1.(1)當n=4時,求數列T的個數;(2)若a1=0,且a1+a2+…+an≥0,求數列T的個數.【回答】(1)當n=4時,符合條件的數列...
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發表於:2024-02-10
1、ANNbasedmusicchordperception2、ThesisconstructsANNmodelstosimulatelandusechangesbytrialanderroroncomparingthemethodsofconstructedANN.3、RESULTS:ANNhaspotentialadvantag...
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發表於:2020-09-06
問題詳情: 已知a1=1,an=n(an+1-an)(n∈N*),則數列{an}的通項公式是________.【回答】an=n知識點:數列題型:填空題...
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發表於:2020-02-08
問題詳情:Ann____herhaireveryweek.A.isgoingtowashB.washC.washesD.iswashing【回答】C知識點:動詞時態題型:選擇題...