衡水金卷先享题2024答案数学分科综合卷 新教材乙卷A
周周自测先锋卷(10)测试范围:第十四章14.1-、1.C2.A3.C4.D5.46.B7.A8.D提示:1.由题意,得2x-1≠0.解得x≠分2.x·x4=x3,(x4)4=x6,x6÷x2=x4,+x4=2x,故选A.3(30=-gw8...
周周自测先锋卷(10)测试范围:第十四章14.1-、1.C2.A3.C4.D5.46.B7.A8.D提示:1.由题意,得2x-1≠0.解得x≠分2.x·x4=x3,(x4)4=x6,x6÷x2=x4,+x4=2x,故选A.3(30=-gw8...
厦门市2022一2023学年第二学期高二年级质量检测数学试题满分:150分考试时间:120分钟考生注意:1.答题前,考生务必将自己的准考证号、姓名填写在答题卡上。考生...
∩AD=A,AB,ADC平面ABCD,故PA可得点E即为△ACD1的中心,连接OD1;,O为AC的中点,⊥平面ABCD,ACC平面ABCD,故PAOD1交B1D于点E,连接PE,由B1D⊥平面ACD1,PEC平⊥AC;又BC⊥PB,...
.}是一个首项为1,公差为4的等差数列…10分2a=4n-3,当n=1时,4=2满足,an=(4n-3)2”12分)19.解:(1)记M=一台甲设备调试成功,W=一台乙设备调试成功,C=生产商上门...
4X8四,解答题:本题共6小题,共70分,解答应写出文字说明、证明过程或演算步聚7211.下列不等式成立的是ACD17.(10分)442X?:年元roCd=823元A.sin 3sin 4 XCn()sd:...
四、解答题:本题共6小题,共70分。解答应写出文字说明、证明过程或演算步骤。17.(10分)在△ABC中,角A,B,C的对边分别是a,b,c,且acos C+ccos A=4 bcos B.(1)求cos...
所使用的词汇有限,语法结构单调,错误较多,影响理解。几乎不能有效地使用语句间衔接手段,全文结构不够清晰,意义不够连贯。未能达到预期的写作目的。第一档(1...
数学周刊参考答案第4期鲁教七年级3版20.(8分)解:(1)根据题意,得3a+2=0,解得a=子所以m-1≠0,解得m=-2.(2)由(1)得y=-3x.将其平移后可得y=-3x+2.242x个引-415所以...
■■□■口■口第二节【语篇导读】这是一篇社科类说明文,主要讨论了生活中人们感到身体疲惫与真正的懒惰之间的区别。36.G根据下文内容可知,本部分建议人们关注疲惫...
浙东北联盟(ZDB)2023/2024学年第一学期期中考试高一数学试卷命题学校:浙江省平湖中学命题老师:林吉广审题老师:刘红霞总分150分考试时间120分钟一、单项选择...
有又a1d+11所以a>0.0<7<1,所以2-7∈01.所以数列项递减数列,所以a,a=,B正确对于C,由a得ana.+2所以。a,所以a+a++a.=1+22+…+1anaw-1、aant1 an an an-1az a。因为数...
6.-My son seldom has breakfast.Not having breakfast is really a(n)unhealthy芳美在报社habit.(healthy)7.As we all know,smoking is bad for people'sEARNIN...
第10期测试题参考答案1-5 CBABA6-10ACACB11-15 CBBAC16-20 ABCBA21-25 CCACD26-30 DCCDB31-35 DBCBC36-40 DFGBE41-45 DACBA46-50 CACBD51-55 BACDB56-65(One pos...
M:Good afternoon!W:Good afternoon!M:I'm David.What's your name?W:My name is Nancy Brown.M:Where are you.from?W:I'm from CanadaM:Look!Is that a pen in...
3.这个周末我有那么多的作业要做,因此我不能4.The more you know about a test,the more陪你一起去看电影了。(so much.that)efficiently (efficient)you can ap...
A.Ask story-generating questionsB.Good conversation starters don't have a correct answer.43 basic financial literacy(金融素养)meant第C.Compliments hel...
41.A.disappearing B.growing C.challenging D.sleeping 42.A.accept B.expose C.love D.study 43.A.almost B.just C.mainly D.even 44.A.holds B.watches C.fol...
(Text 7) W:Mr Green,may I ask for leave? M:What happened,Judy? W:My son is seriously ill,and no one takes care of him at home. M:Sorry to hear that.Yo...
【答案】 One possible version: Dear Dr Brown, Thank you for having been our consultant.With your guid- ance, our broadcasting station has been making...
the gene metabolize(新陈代谢)caffeine faster,so the stimula ting effects wear off faster,and they need to drink more coffee,' she said. In a new study...
【答案与解析】 2l.D细节题。根据Australian Museum部分的“The Australian Museum was founded in 1827 and is well-known as the nation's first museum.”可知...
According to Shanghai Jiahe Auction,the 30 (origin) ink painting by Qi is worth tens of millions of yuan and its NFT work 31 (estimate)at between 300,...
A.To order a camera for his wife. B.To have a camera repaired. C.To get a camera changed. 11.What color camera does the man want? A.Pink. B.Black. C.O...
第二节(共15小题;每小题2分,满分30分) 听下面5段对话或独白。每段对话或独白后有几个小题,从题 中所给的A、B、C三个选项中选出最佳选项,并标在试卷的相应...
【答案】 One possible version: I realized that Clover was trying to get attention to help the boy.Luckily the boy was not badly wounded,so I decided t...
第二节(共15小题;每小题1.5分,满分22.5分) 听下面5段对话或独白。每段对话或独白后有几个小题,从题 中所给的A、B、C三个选项中选出最佳选项,并标在试卷的...
just facts.She also tries to ask questions in her books that re- quire children to think and discover the answers as they read. This creates an enjoya...