2024届金学导航答案网

答案B 解题分析 振聋发聩：发出很大的声响，使耳聋的人也能听 见，比喻用语言文字唤醒糊涂的人。用在此处不合语境。

12.在四棱锥P-ABCD中，PA⊥底面ABCD,∠ABC-=∠ACD=60,AB=BC=2,CD=1,且)二面角P-BC-A为60°，则A三棱锥P-ABC的外接球的表面积为B.二面角P-DC-B为60C.PD=32D三棱维P-AD...

方法2：C-C-C=30.18.(本小题满分为12分)解：(I)令x=】可得，展开式中各项系数之和为(~)”，…2分而展开式中的二项式系数之和为2”，….4分.2"×(-1)”=256,.n=8.6分()...

,A(2,2)不在直线MW上，.2k+m-2≠0，∴.6k-m+6=0,…(10分).直线MW的方程为y=kx+6k+6=k(x+6)+6,故直线MW过定点(-6,6).....e....。。…(12分)22.(本小题满分12分)解：(I...

东北育才学校科学高中部2023-2024学年度高考适应性测试（一)数学参考答案I.C【分析】根据复数实部定义、复数的几何意义、模长的计算和共轭复数定义依次判断各个...

m·0A=02x1=00).(8分)设平面0AG的法向量为m=(1,1,1),则,即n·0G=0x1+2y1+)21=0’1C133n.0元=0得m=(0,1,-1).(9分)设平面0CG的法向量为n=(x2y2,a）,则n.o元=03y2=0即3...

8350.0k1sHD HD78高三英后（答案）φd时文件预览2023年4月玉林市高三年级教学质量检测英语参考答案听力部分1-5 BAABA6-10 BABBC11-15 ABCBB16-20 BCCBA阅读理解21...

当B=号时，snB+sinC的最大值为/3.(15分)12.(1),∠AOB=0,扇形钢板POQ的圆心角为60°，∠B0C=等-0，,扇形钢板POQ的半径为1m,AB⊥OP,BC⊥OQ,∴.OA=cos0,AB=sin0,Saa=20A·A...

(的绿小正周翔”受-x】由2≤2x-3≤+2nk乙，解得232-是+标≤x≤段+keZ,12心的单调区间为红+k网，ke2:>12(2)f(a2sn（2x-到子居，则升.a,19.(1)南题设的=n一0≤5，则)=会...

15.6【解题分析1由题意得，-、，又S,-u十n”2Dd,所以6，--1+”2d.义61，b6,n2n成等比数列，所以层-6，即(1+号)》-1+3，整理得一2d一0d>0,所以d一2，从而an=2n一1，...

53.A。54.D。根据两空之间的When she took Elvis to Paris last year,they were there withsuggestions以及下文中的the long flight with a then-2-year-old可推...

A.O、C、D在同一直线上B.12个弧形所在圆的圆心落在同一圆上C.∠AOB=30°D.弧形所在圆的半径BC变化时，存在OC=BC7、已知P(x,必)是直线1：V3x-y+4=0上一点，过点P作...

22【答案】（1)+=1(2)m=√5(3)k=2325【详解】(1)由椭圆的定义可知，点P的轨迹为椭圆，c=1,a=√5，∴b2=a2-c2=2,+一=1…3分32x+(2)“M与N关于直线1对称，M-V5,0),设MN:...

(6-n)·2+2-24,(1≤n≤4)，【或写成：Tm=…12分(n-6)·2+2+232,(n≥5).22.(1)解：设A(-a,0),B(a,0),M(0,b),且焦距为4，c=2,k=b,之kB三，MM·EES62。专5a=96,又u2=6+4,解...

《双语学习报·综合测评周刊》2023一2024学年高一新高考版第2期测试题参考答案及部分解析第2期测试题参考答案1-5 ABBCB6-10 BABCB11-15 CACCA16-20 BABCC21-25 BA...

speakers,is becoming more and more popular indidn't matter because you couldn't hold thatChina.phone up for that long!”可知，电池续航时间1-5 BABAB 6-1...

第一节④3.Thanks to the strict but effective(严厉而有效的)1.How did the man feel when it was his turn?●.Nervous.B.Excited.C.Confident.measures,the numb...

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短文改错：When I was a little girl,my career goal is to become a medical practitioner.Now I grow up,I realize that Iwaswant be a college professor.The...

C.Its theme stresses the culture of Europe. D.Professional scientists get involved with it. 14.What helps the quick development of citizen science? A....

M:Good afternoon,Lee Li.I came back from Hong Kong yes- terday. W:Really?Was it on business or just for sightseeing?Feeling tired? M:On business.The t...

【答案与解析 8.A细节题。根据第1段第1句可知，作者想告诉我们人工智能 的新用途 9.C细节题。根据第2段最后1句可知，尽管技术提供了越来越 强大的手段来识别诸如...

M:Hi,Jane！ W:It's so good.We needn't go to school today. M:Yes,I am glad to hear that.These days I have been very tired.I just want to relax. W:What...

June 12th?That's after the trade exhibition.. M:I think something will be happening on that day,Rebecca. W:Oh,yes.You're right.The people from Head Of...

and I hardly 48 I couldn't move my leg.As time went on,it got 49 So a month later I 50 went to hospital.I was asked to go to the room where they 51 me...

【答案与解析】 萨塞克斯大学的一名23岁的学生Lucy Hughes用鱼的废弃 物（鱼皮和鱼鳞）和红藻研发了一种可降解并对环境没有危害的塑 料。 l5.C通读第2段可知，Ma...

(Text 9) M:Do you know there is a new art exhibition in the city? W:No,I don't.Is it being held at the City Exhibition Center? M:I thought it was ther...

2024届衡水金卷先享题分科综合卷全国II卷语文(三)3试题，目前2024届金学导航答案网已经汇总了2024届衡水金卷先享题分科综合卷全国II卷语文(三)3试题的各科答案和...