2018年江苏省艺术类学校招生文化课考试模拟试题二
2018江苏南京中考特长生选拔考试语文模拟卷

订
剪去翅膀的被放养在一片较大的水塘里,完好的一只被放养在一片较小的水塘里,当时我非常不解,就请教那
客,一般距离正在接受服务的顾客至少一米远:一方面避免彼此靠得太近不舒服,一方面也是尊重别人的隐私
里的管理人员。他们说,这样能防止它们逃跑。我问为什么?他们解释,剪去一边翅膀的无法保持身体平衡,
空间,免遭嫌疑。如果服务窗口不止一个,也不是每个窗口前面都排一个队,而是只排一个队。前面的人依序
考号.
特长生选拔考试模拟试卷
语文卷(共 50 分)
一、语言积累与运用(19 分) (一)读下面一段文字,完成文后 1—4 题。
我以为,这首诗之.所以成为脍.炙.人口的名篇,无论如何不在于如考据家所认为的在两句诗中罗列了 三座桥和一座山,而在于诗人以匠心独运的杰.出才能,为我们描.绘了一幅色彩鲜明、情景交融的夜泊图 画。你看:凉秋夜半,霜气逼人,月亮下.去了,耳听几声乌鸦的惊叫,眼看江岸的丹枫和江中的渔火, 船中的旅客不禁惹起了乡愁,久久不能成眠。而寒山寺的半夜钟声,又远远叩.旅人的心扉.……这样一幅 美妙而独特的图画,使千古读者,不知不觉.好象亲临.其境,和诗人一起体验着一种从未有过的情怀。 1、把文中加点字按顺序抄在下列“田”字格中。(2 分)
了,还计较什么;德国人是刻板的,能够趁机过马路为什么不过,浪费时间;美国人是固执的,来得
早不如站得巧,能够早点把事办完为什么不挤。规则是死的,人是活的。活人为什么要被死规则缠住……
⑻到底是怎样的生活才更惬意?没有规则的自由是不是一种真的自由?
第2页共5页
⑼德国人的名言是,循规蹈矩,一丝不苟才是轻松的活法,而凡事无章可循,才使人疲惫不堪。自由必须
1、出淤泥而不染,
。
2、粉骨碎身浑不怕,
江苏省盐城市艺术高级中学2018年高三数学文模拟试卷含解析

江苏省盐城市艺术高级中学2018年高三数学文模拟试卷含解析一、选择题:本大题共10小题,每小题5分,共50分。
在每小题给出的四个选项中,只有是一个符合题目要求的1. 已知函数f(x)=x3+ax2+bx+c,在定义域x∈[﹣2,2]上表示的曲线过原点,且在x=±1处的切线斜率均为﹣1.有以下命题:①f(x)是奇函数;②若f(x)在[s,t]内递减,则|t﹣s|的最大值为4;③f(x)的最大值为M,最小值为m,则M+m=0.④若对?x∈[﹣2,2],k≤f′(x)恒成立,则k的最大值为2.其中正确命题的个数有( )A.1个B.2个C.3个D.4个参考答案:B【考点】函数的单调性与导数的关系;函数单调性的判断与证明;函数奇偶性的判断.【专题】计算题.【分析】首先利用导数的几何意义及函数f(x)过原点,列方程组求出f(x)的解析式;然后根据奇函数的定义判断函数f(x)的奇偶性,且由f′(x)的最小值求出k的最大值,则命题①④得出判断;最后令f′(x)=0,求出f(x)的极值点,进而求得f (x)的单调区间与最值,则命题②③得出判断.【解答】解:函数f(x)=x3+ax2+bx+c的图象过原点,可得c=0;又f′(x)=3x2+2ax+b,且f(x)在x=±1处的切线斜率均为﹣1,则有,解得a=0,b=﹣4.所以f(x)=x3﹣4x,f′(x)=3x2﹣4.①可见f(x)=x3﹣4x是奇函数,因此①正确;x∈[﹣2,2]时,[f′(x)]min=﹣4,则k≤f'(x)恒成立,需k≤﹣4,因此④错误.②令f′(x)=0,得x=±.所以f(x)在[﹣,]内递减,则|t﹣s|的最大值为,因此②错误;且f(x)的极大值为f(﹣)=,极小值为f()=﹣,两端点处f (﹣2)=f(2)=0,所以f(x)的最大值为M=,最小值为m=﹣,则M+m=0,因此③正确.故选B.【点评】本题主要考查导数的几何意义及利用导数研究函数单调性、最值的方法.2. 已知圆C与圆关于直线对称,则C的方程为()A. B.C. D.参考答案:C3. 已知抛物线的动弦的中点的横坐标为,则的最大值为( ) A.B.C.D.参考答案:B【知识点】抛物线【试题解析】因为当AB过焦点时,有最大值为故答案为:B4. 已知函数对于任意的满足(其中是函数的导函数),则下列不等式成立的是()A. B.C. D.参考答案:【知识点】利用导数研究函数的单调性.B12【答案解析】D 解析:由知,所以在上是增函数,所以,即,得,所以不正确;易知,即,得,所以不正确;易知,即,得,所以不正确;易知,即,得,所以正确.故选【思路点拨】根据条件构造函数g(x)=,求函数的导数,利用函数的单调性和导数之间的关系即可得到结论.5. 已知F为双曲线C:(a>0,b>0)的右焦点,l1,l2为C的两条渐近线,点A在l1上,且FA⊥l1,点B在l2上,且FB∥l1,若|FA|=|FB|,则双曲线C的离心率为()A.或B.或C.D.参考答案:A【考点】双曲线的简单性质.【分析】求出|FA|,|FB|,利用|FA|=|FB|,建立方程,即可求出双曲线C的离心率.【解答】解:由题意,l1:y=x,l2:y=﹣x,F(c,0)∴|FA|==b.FB的方程为y=(x﹣c),与l2:y=﹣x联立,可得B(,﹣),∴|FB|==,∵|FA|=|FB|,∴b=?,∴2c2=5ab,∴4c4=25a2(c2﹣a2),∴4e4﹣25e2+25=0,∴e=或,故选A.【点评】本题考查双曲线的方程和性质,主要考查双曲线的渐近线方程和离心率的求法,属于中档题.6. 设命题甲:ax2+2ax+1>0的解集是实数集R,命题乙:0<a<1,则命题甲是命题乙成立的()A.充分不必要条件 B.充要条件C.必要不充分条件 D.既非充分又非必要条件C略7. 已知圆柱的高为2,底面半径为,若该圆柱的两个底面的圆周都在同一个球面上,则这个球的表面积等于()A.4π B.C.D.16π参考答案:D设球半径为R, ∵该圆柱的两个底面的圆周都在同一个球面上,∴可得,球的表面积为,故选D.8.设z =, 则复数z的虚部为A. 1B. - 1C. iD. - i参考答案:答案:B9. 某几何体的三视图如图,则该几何体的体积是()A.4 B.C.D.2B【考点】LF:棱柱、棱锥、棱台的体积.【分析】根据三视图,得直观图是三棱锥,底面积为=2,高为,即可求出它的体积.【解答】解:根据三视图,得直观图是三棱锥,底面积为=2,高为;所以,该棱锥的体积为V=S底面积?h=×2=.故选:B.10. 如果函数f(x)=sin(x+θ)(0<θ<π)是最小正周期为T的偶函数,那么( ) A.T=4π,θ= B.T=4,θ=C.T=4,θ= D.T=4π,θ=参考答案:B二、填空题:本大题共7小题,每小题4分,共28分11. 已知,则________.参考答案:12. 设i、j分别表示平面直角坐标系x、y轴上的单位向量,且|a-i|+|a-2j|=,则|a+2i|的取值范围是___________.参考答案:13. 已知实数满足,若是使得取得最小值的可行解,则实数的取值范围为参考答案:(不扣分)14. 已知某长方体的长宽高分别为,则该长方体外接球的体积为参考答案:考点:长方体的外接球.15. 方程的根,∈Z,则=----- _参考答案:216. 若命题“”是真命题,则实数的取值范围是_________.参考答案:略17. 若正数a,b,c满足+=+1,则的最小值是.参考答案:【考点】基本不等式.【分析】根据题意,对+=+1变形可得++=2()+1,又由基本不等式的性质分析可得++=+++++≥6,即可得2()+1≥6,化简可得答案.【解答】解:根据题意,若+=+1,则有++=2()+1,而++=+++++=(+)+(+)+(+)≥2+2+2=6,则有2()+1≥6,化简可得≥,即的最小值是;故答案为:.【点评】本题考查基本不等式的运用,关键是对等式变形,配凑基本不等式使用的条件.三、解答题:本大题共5小题,共72分。
2018年学考艺术类试卷

德兴一中学业水平考试艺术理论及鉴赏试题姓名:准考证号:考籍号:一、选择题(50分)1.五代时的杰作《韩熙载夜宴图》属于()A.山水画B.人物画C.花鸟画 D.肖像画2.“埃及古王国法老的陵墓,因其方锥形与中国汉字'金'字相似,故称。
它具有庞大的体积和重量,给人以精神上的压力。
”这是指()A法老塔B金字塔C巴别塔D方尖碑3.“绘画种类之一,又称讽刺画。
通过夸张、变形、假定、比喻、象征等手法,以幽默、风趣、诙谐的艺术效果,讽刺、批评(或歌颂)现实生活中的人和事。
”这是指()A漫画B中国画C版画D油画4.“结构、投影、高光、空间、三大面、五大调”等术语是哪种画的术语?()A招贴画B素描C中国画D版画5.“将图画与文字刻在木板上,并拓印成小幅版画,贴于书本封面内页之处,作为藏书的标志,一般认为,它是15世纪德国藏书家发明的。
”这是指()A藏书票B邮票C宣传册D年画6. “又称宣传画或广告画,要求运用独特的艺术形式在较短的时间和一定的空间距离内产生清晰的视觉信息,准确传达特定主题。
”这是指()A漫画B招贴画C卡通画D油画7.“在中国有着悠久的历史。
独特的刀味与木味使它在中国文化艺术史上具有独立的艺术价值与地位。
”这是指()A国画B木版画C水彩画D壁画8.“西洋画的一种,以易于油剂(亚麻仁油、罂粟油、核桃油等)调和颜料,在亚麻布、纸板或木板上进行创作的一个画种。
作画时使用的稀释剂为松节油和亚麻仁油等。
画面所附着的颜料有较强的硬度,当画面干燥后,能长期保持光泽。
”这是指()A水彩画B中国画C版画D油画9.《洛神赋图》是魏晋时期()的作品,取材于曹植的《洛神赋》,描绘了曹植与洛水女神之间的动人故事。
A.石涛B. 张择端C. 顾恺之D.吴道子10.中国私家园林多表现出园主怡情山水的心态,苏州园林是典型的私家园林,下面哪座不是私家园林?()A拙政园B留园C网师园D承德避暑山庄11.“以铜为主加锡铅合金,用蜡或泥模铸造的器具。
2018年河北省声乐卷

2018年河北省声乐卷1、音乐表演:a、声乐演唱、民乐演奏方向初试:2、作品一首3、模唱4、专业素质测试;复试:作品两首。
b、管弦乐、手风琴演奏方向初试:1、面试2、音阶3、琶音(2升2降以上)4、练习曲;复试:作品一首。
c、钢琴演奏方向初试:1、音阶2、琶音3、练习曲一首4、巴赫平均律前奏曲与赋格一套;复试:奏鸣曲快板乐章一首、中型乐曲一首。
d、现代音乐表演方向视考试方向不同考试内容不同。
2、音乐学:音乐教育方向初试:1、面试2、演奏作品一首3、演唱作品一首4、专业素质测试;复试:专业主项与副项各一首(曲目与初始不同)。
湖南城市学院考试内容:音乐学和音乐表演专业考试内容:主项、视唱练耳(视具体情况而定),总分300分。
录取原则:音乐学、音乐表演专业按高考文化成绩*25%+专业测试成绩*75%从高到低排序,择优录取,不限单科成绩,同分情况下校考成绩高者优先录取。
怀化学院考试内容:主项、视唱,总分为600分,主项占90%,视唱占10 %主项分声乐、器乐、钢琴,考生可任报一类。
录取原则:凡获得我校艺术类专业合格的考生,在符合各省招生考试院录取要求的前提下,按综合成绩(文化分*40%+专业分*60%)从高分到低分的原则择优录取。
扬州大学考试内容:音乐类(满分300分)(1)视唱(80分):5套试题中抽选一套。
(2)专业主修(200分):声乐、器乐任选一项。
(3)加试科目(20分):考生在声乐、钢琴、器乐、舞蹈中任选一项作为加试科目。
加试科目不能与主项重复。
录取原则:对报考我校,文化成绩达各省音乐类本科最低控制分数线并取得我校《艺术专业考试合格通知书》的考生,我校将根据其专业成绩从高到低顺序择优录取。
西南交通大学考试内容:初试声乐考生演唱作品一首(中外作品不限),器乐考生演奏作品一首(中外作品不限)。
复试资格名单于初试环节全部结束之后公布。
初试成绩不计入最终成绩。
复试自选主项作品一首(中、外作品不限),由评审专家现场评分。
2018年江苏省六市高考语文二模试卷

2018年江苏省六市高考语文二模试卷一、语言文字运用(15分)1.在下面一段话的空缺处依次填入词语,最恰当的一组是()从南北朝到晚唐宋初,中国佛教雕塑艺术大放异彩,其规模、造诣足以和希腊雕塑艺术_____。
在此期间涌现出的敦煌石窟、云冈石窟、龙门石窟等大型雕塑群,无一不让今天的艺术家们_____。
可是,唐宋以来的文人画家对这些艺术作品却_____。
A.并肩望洋兴叹视而不见B.并肩赞不绝口侧目而视C.比肩赞不绝口视而不见D.比肩望洋兴吸侧目而视2. 下列各句中,没有使用比喻手法的一项是()A.人生的开始总是在摇篮中,摇篮就是一条船,它的首次航行目标必定是那座神秘的桥,慈祥的外婆就住在桥边B.天蓝得可爱,仿佛一汪水似的,月儿便更出落得精神了,岸上有三株两株的垂杨树,淡淡的影子在水里摇曳着C.雅舍地势较高,得月较先,看山头吐月,红盘乍涌,一霎间,清光四射,天空皎洁,四野无声、微闻犬吠,坐客无不悄然!D.江南小镇有过升沉荣辱,但实在也未曾摆出过太堂皇的场面,因此也不容易产生类似于朱雀桥、乌衣巷的沧桑之慨3. 下列交际用语使用不得体的一项是()A.为了方便请教,想惠存您的电话号码B.拍摄工作已经完成,感谢您的鼎力相助C.令郎天资聪颖,他日定成国家栋梁D.小店刚刚开业,欢迎各位大驾光临4. 在下面一段文字横线处填人语句,衔接最恰当的一项是()到了天池,有人脱口说了一句:“春水碧于蓝。
”()。
这样的风景就像在明信片上看到过的一祥。
①它们长得非常整齐,一棵一棵挨着,依山而上。
②天池的水,就是碧蓝碧蓝的。
③池水极平静,雪山和塔松倒映在池水当中。
④上面稍远处,是雪白的雪山。
⑤山上密密匝匝地布满了塔松,塔松即云杉A.②①③⑤④B.②④⑤①③C.③②④①⑤D.③④⑤①②5. 某校文学社准备编写一本散文集,挑选了三组散文,要为每组散文拟一个专题名称。
所拟名称与各组散文对应最恰当的一项是()第一组:《登临黄鹤楼》《雨中访滕王阁》《又到虎跑泉》《观壶口瀑布》第二组:《菜畦蝴蝶飞》《耕牛的背影》《袅袅炊烟升起》《麦苗青青》第三组:《传统团圆饭》《幸福在元宵节》飘香的酥油茶》《洁白的哈达献给你》A.亲近自然儿时回忆美好生活B.行万里路儿时回忆潇洒人生C.行万里路田园风光美好生活D.亲近自然田园风光潇洒人生二、文言文阅读(19分)1. 阅读下面的文言文,完成下列各题。
江苏省南通市2018届高三第二次调研测试及答案

江苏省南通市2018届高三第二次调研测试一、语言文字应用(15分)1.在下面一段话空缺处依次填入词语,最恰当的一组是(3分)从南北朝到晩唐宋初,中国佛教雕塑艺术大放异彩,其规模、造诣足以和希腊雕塑艺术。
在此期间涌现出的敦煌石窟、云冈石窟、龙门石窟等大型雕塑群,无一不让今天的艺术家们。
可是,唐宋以来的文人画家对这些艺术作品却。
A.并肩望洋兴叹视而不见B.并肩赞不绝口侧目而视C.比肩赞不绝口视而不见D.比肩望洋兴叹侧目而视2.下列诗句中,没有使用修辞手法的一项是(3分)A.人生的开始总是在摇篮中,摇篮就是一条船,它的首次航行目标必定是那座神秘的桥,慈祥的外婆就住在桥边。
B.天蓝得可爱,仿佛一汪水似的,月儿便更出落得精神了,岸上有三株两株的垂杨树,淡淡的影子在水里摇曳着。
C.雅舍地势较高,得月较先,看山头吐月,红盘乍涌,一霎间,清光四射,天空皎洁,四野无声,微闻犬吠,坐客无不悄然!D.江南小镇有过升沉荣辱,但实在也未曾摆出过太堂皇的场面,因此也不容易产生类似于朱雀桥、乌衣巷的沧桑之慨。
3.下列交际用语使用不得体的一项是(3分)A.为了方便请教,想惠存您的电话号码。
B.拍摄工作已经完成,感谢您的鼎力相助。
C.令郎天资聪颖,他日定成国家栋梁。
D.小店刚刚开业,欢迎各位大驾光临。
4.在下面一段文字横线处填入语句,衔接最恰当的一项是(3分)到了天池,有人脱口说了一句:“春水碧于蓝。
”。
这样的风景就像在明信片上看到过的一样。
它们长得非常整齐,一棵一棵挨着,依山而上。
天池的水,就是碧蓝碧蓝的。
池水极平静,雪山和塔松倒映在池水当中。
上面稍远处,是雪白的雪山。
山上密密匝匝地布满了塔松,塔松即云杉。
A.B.C.D.5.某校文学社准备编写一本散文集,挑选了三组散文,要为每组散文拟一个专题名称。
所拟名称与各组散文对应最恰当的一项是(3分)第一组:《登临黄鹤楼》《雨中访滕王阁》《又到虎跑泉》《观壶口瀑布》第二组:《菜畦蝴蝶飞》《耕牛的背影》《袅袅炊烟升起》《麦苗青青》第三组:《传统团圆饭》《幸福在元宵节》《飘香的酥油茶》《洁白的哈达献给你》A.亲近自然儿时回忆美好生活B.行万里路儿时回忆潇洒人生C.行万里路田园风光美好生活D.亲近自然田园风光潇洒人生二、文言文阅读(18分)阅读下面的文言文,完成6-9题。
江苏省苏州市艺术高级中学2018年高三历史模拟试题含解析

江苏省苏州市艺术高级中学2018年高三历史模拟试题含解析一、选择题(每小题2分,共60分)1. “中国大一统的局面在全世界找不到第二个;中国两千年来改朝换代,一直是大一统的……为什么能保持这样的局面?它的精神文明!”上文中所说的保持中国大一统的“精神文明”是指A.知识分子的优患意识B.中央集权制度的不断加强C.儒家学说对人伦道德的重视D.郡都县制的持续深化参考答案:B2. 据《元史》记载,中统三年,以不只爱不干(人名)及赵璧行中书省事于山东,讨伐李璮;至元十一年中书左丞相伯颜、平章阿术为首的荆湖行省,左丞相合答为首的淮西行省,分两路平南宋。
由此可知,元朝的行省制度A.由丞相制度演变而成B.在消灭地方割据中形成C.已形成稳定的统辖区域D.曾承担军事征伐的使命参考答案:D元朝的行省制度并非由丞相制度演变而成,故A错误;材料说明在消灭地方割据之前,行省制度已经存在,故B错误;材料反映了军事征伐,说明当时未形成稳定的统辖区域,故C错误;材料反映了行省制度曾承担军事征伐的使命和任务,故D正确。
故选D。
点睛:本题解题的关键是正确理解材料关键信息“行中书省事于山东,讨伐李璮……荆湖行省……淮西行省,分两路平南宋”,学生应该全面准确地理解该信息的含义,再逐一分析比较选项,即可排除不符合材料的选项。
3. 1500-1620年间,欧洲的物价平均上涨了300%~400%。
这一现象A.促进了西班牙、葡萄牙的崛起B. 加速了西欧封建旧势力的衰落C.使世界各地区的联系更加密切D. 推动了西欧宗教改革运动的兴起参考答案:B4. 1953年—1954年,新中国进行了首次大规模普选。
安排天津郭庄子的选民投票时,正赶上青年妇女蒋宝珍的婚礼,她为了参加选举,把婚礼推迟了2个小时。
她说:“结婚是喜事,选举更是喜事!”,她所说的后一件喜事是指:A.选举人大代表 B.选举国家主席 C.选举政协委员 D.选举村官参考答案:A5. 汉高祖“乃令贾人不得衣丝、乘车,重租税以困辱之”,而宋代出现了富商大贾“榜下捉婿”的现象。
江苏省高考2018年高三招生考试20套模拟测试 英语试题二 含解析

试题习题、尽在百度江苏省普通高等学校招生考试高三模拟测试卷(二)英语本试卷分第Ⅰ卷(选择题)和第Ⅱ卷(非选择题)两部分.满分120分,考试时间120分钟.第Ⅰ卷(选择题共85分)第一部分:听力(共两节,满分20分)第一节(共5小题;每小题1分,满分5分)听下面5段对话.每段对话后有一个小题,从题中所给的A、B、C三个选项中选出最佳选项,并标在试卷的相应位置.听完每段对话后,你都有10秒钟的时间来回答有关小题和阅读下一小题.每段对话仅读一遍.()1. What will the two speakers take photos of?A. Spaceships.B. Themselves.C. Visitors.()2. Where does the conversation most probably take place?A. At a railway station.B. At a booking office.C. On a bridge.()3. How long did David stay abroad in all?A. 9 days.B. 11 days.C. 16 days.()4. What is the man doing?A. Making a call.B. Making a visit.C. Making an appointment.()5. Where will the woman go after work?A. To the beach.B. To the job center.C. To the shopping centre.第二节(共15小题;每小题1分,满分15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,并标在试卷的相应位置.听每段对话或独白前,你将有时间阅读各个小题,每小题5秒钟;听完后,各小题将给出5秒钟的作答时间.每段对话或独白读两遍.听第6段材料,回答第6、7题.()6. What does the man want to do?A. Have his shoes mended.B. Buy a pair of new shoes.C. Go shopping in a supermarket.()7. How far is it to the supermarket from here?A. Six blocks away.B. Five blocks away.C. Two blocks away.仔细审题、认真作答.试题习题、尽在百度听第7段材料,回答第8、9题.()8. How is the man?A. Lucky.B. Busy.C. Uncomfortable.()9. What will the man do next week?A. Visit the woman.B. Move away.C. Take a test.听第8段材料,回答第10至12题.()10. What's the relationship between the two speakers?A. Husband and wife.B. Customer and clerk.C. Sportsman and salesgirl.()11. Where are the sports goods department?A. On the third floor.B. On the fourth floor.C. On the fifth floor.()12. What does the man want to buy?A. Shoes.B. Toys.C. A tennis bat.听第9段材料,回答第13至16题.()13. When will the man have the dinner party?A. On Tuesday, May 1st.B. On Tuesday, May 31st.C. On Thursday, May 21st.()14. How many tables does Mr. Liu order?A. 28.B. 5.C. 3.()15. What information does the woman require?A. Jason's name.B. Jason's phone number.C. Jason's address.()16. What will the man do before ordering dishes?A. Cut down the price.B. Look over the menu.C. Decide on the rooms. 听第10段材料,回答第17至20题.()17. Why couldn't the speaker see the sun?A. It was too shiny.B. It was getting dark.C. The sky was filled with smoke.()18. What can we know about the speaker's husband?A. He was in a foreign country.B. He was in town.C. He was in the garden.()19. What did the speaker take with her?仔细审题、认真作答.试题习题、尽在百度A. Her TV set.B. Her son.C. Her bankbook.()20. How did the speaker leave at last?A. By train.B. By car.C. By boat.第二部分:英语知识运用(共两节,满分35分)第一节:单项填空(共15小题;每小题1分,满分15分)请阅读下面各题,从题中所给的A、B、C、D四个选项中,选出最佳选项. ()21. In history, the Romany split into different groups and developed their own language, ________ there are now approximately sixty varieties.A. by whichB. of whichC. by whomD. of whom()22. China's V-Day parade ________ a new female honor guard, consisting of 51 women from the army.A. conductedB. employedC. featuredD. defendedSo you think I'm not honest? )23. —(________. That's not what I mean. —B. You've really got me thereA. Just forget itC. Don't get me wrongD. Don't beat around the bush()24. Make the best of your precious time and study harder—this time next year you________ the colorful campus life in your dream university!A. will enjoyB. are enjoyingC. will have enjoyedD. will be enjoying ()25. —It's difficult for corrupt officials to hide abroad nowadays.—That's it! The Chinese government will do ________ it takes to get them back.A. whateverB. whoeverC. whicheverD. wherever()26. Modern science has found that ________ one is using chopsticks, over 30 joints and over 50 muscles are used, which is a favorable stimulation to the brain.A. sinceB. althoughC. unlessD. while()27. It is reported that indoor golf, relatively new, is starting to ________ traditional markets, especially in urban areas in the USA and Europe.A. face up toB. look back onC. catch up onD. hang on to仔细审题、认真作答.试题习题、尽在百度()28. On the morning of October 12, 1492, Christopher Columbus and his crew came to the shores of the Caribbean islands, mistakenly believing they ________ in Southeast Asia.A. arrivedB. had arrivedC. has arrivedD. would arrive()29. —As we know, keeping positive is beneficial to the process of our work and study. —You can say that again. Struggle not to let negative ideas ________.A. take overB. take offC. take onD. take up()30. —Dear me! It's you, Bob! I ________ to recognize you at first sight!—Nor did I! Time has changed us a lot!A. failB. failedC. have failedD. had failed()31. In the face of various economic uncertainties at home and abroad, the government has carried out ________ reforms to boost the economy.A. bureaucraticB. systematicC. arbitraryD. ambiguous()32. Tu Youyou won Nobel Prize in Medicine for her discoveries that helped doctors fight malaria and ________ caused by roundworm parasites.A. injectionsB. infectionsC. prescriptionsD. presentations()33. ________ in the adult ceremony, the senior students feel they are shouldering heavier responsibilities now.A. SwearB. SwornC. Having swornD. To have sworn()34. I'm afraid there might have been 1,000 audience in the concert last night,________?A. am not IB. aren't IC. mightn't thereD. weren't there()35. In spite of his ________ to be a scholar in that field, he is not well equipped withthat talent.A. potentialB. competenceC. ambitionD. character第二节:完形填空(共20小题;每小题1分,满分20分)请认真阅读下面短文,从短文后各题所给的A、B、C、D四个选项中,选出最佳选项. One of the most significant actions of your life is that you support someone when you helphim or her through a challenging time. However, the best __36__ is that when you support others, you are also supporting yourself. When you __37__ to give support to others, it is usually a__38__ that you are also stopping giving support to yourself.仔细审题、认真作答.试题习题、尽在百度I was hooked on a story about Donna, which clearly showed the __39__ of support.Several months ago, Donna had just broken up with her boyfriend and had a difficult time weeping all accepting the __40__. She refused to be accompanied and stayed at home __41__,the time, which certainly was not helping.Early one morning, Donna received a phone call with some __42__ news: her best friend's brother her Mary, and had known this friend, in brother had been __43__ an accident. Donnathe got sadness and devastating. Donna __45__ her __44__ her entire life, and the news was__46__ soon and drove to Mary's house to be with her.At the __47__ and afterwards, she held Mary close while she cried __48__ tears, sat by herside as the waves of grief __49__ Mary, and slept next to her to make sure she did not wake up alone. During that time she hardly felt any __50__ in her heart.of the level normal, Donna __51__ that weeks later, when life began to return to Severalsupport she had given Mary far overtook any support she had __52__ herself during her dark time. She was able to use the support she had given her friend as a __53__ for the support she needed. yourself something within others, see if there's __54__ When you find yourself to supportwhen you give complete support to others, it'll mirror those places ,that is not supporting. __55__ within you that require the same level of attention.D. patternC. position )36. A. policy B. part (D. decide ()37. A. refuse C. start B. pretendD. signalB. signatureC. sign ()38. A. sightD. definition C. function B. power ()39. A. exampleD. loss B. truth C. divorce ()40. A. disasterB. worriedly D. alongC. alone()41. A. quietlyD. surprising C. dangerous )42. A. terrible B. amazing (D. caught B. killed C. injured ()43. A. claimedD. nearly C. exactly B. barely ()44. A. reallyD. changed C. recognized()45. A. removed B. overcameD. bus B. gate C. car ()46. A. doorD. break B. party C. funeral )47. A. pray (D. consistent()48. A. endless B. enough C. permanent仔细审题、认真作答.试题习题、尽在百度()49. A. ran over B. turned over C. washed over D.looked over()50. A. sadness B. horror C. panic D. thrill()51. A. recalled B. realized C. reminded D. remembered()52. A. presented B. provided C. favored D. offered()53. A. mirror B. candle C. challenge D. gift()54. A. incredible B. inadequate C. unable D. unlikely()55. A. In short B. In other words C. On the whole D. On the contrary第三部分:阅读理解(共15小题;每小题2分,满分30分)请认真阅读下列短文,从短文后各题所给的A、B、C、D四个选项中,选出最佳选项.AThe Best Time to Visit SydneyIf you prefer the cold to heat, especially if seeking to escape the northern summer, the besttime to visit Sydney could be in the Australian winter from June 1 to August 31.The Sydney winter isn't really harsh and the weather's generally pleasant. It's great fortouring the city on foot and for bushwalking. And the ski slopes are not too far away.Holiday timeYou get the Queen's Birthday holiday weekend in June and the school holidays in July. Aside from within those periods, accommodation costs in the city will generally be lower.Winter weatherExpect generally cool conditions. The average temperature should range from around 8℃(46°F) at night to 16℃(61°F) in the daytime in mid-winter. Expect from 80mm to 131mm of raining a month, with the most rain in June tapering into August.Winter accommodationOutside of the holiday periods, Sydney accommodation will usually be available and shouldbe relatively cheaper.Winter activities●The weather's fine for a walking tour of Sydney. Visit The Rocks, the Sydney Opera House, the Royal Botanic Gardens, Art Gallery of New South Wales, Australian Museum, Hyde Park, Chinatown, Darling Harbour.仔细审题、认真作答.试题习题、尽在百度●Go on a harbor cruise. At the very least, take a Sydney ferry and cross the harbor toManly.●Take a daytrip north, south and west of Sydney.●Spot the whales as they travel north in the whale migration season.●Go bushwalking at the Royal National Park.()56. Considering weather and accommodation, the best time to visit Sydney is in________.A. JuneB. JulyC. AugustD. December()57. Which of the following activities is NOT recommended in the passage?A. Going skiing near Sydney.B. Hunting whales in the Royal Botanic Gardens.C. Touring Sydney on foot.D. Bushwalking at the Royal National Park.BAn oral drug, named ERDRP-0519, was invented. It is specifically designed to protectpeople who got infected measles(麻疹) from spreading the virus to others. Like the flu, measles spreads through the air by breathing, coughing or sneezing. There is typically a time, about two weeks, between becoming infected with the virus and the beginning of symptoms like skin rash(皮疹), runny nose, heavy cough and high fever.“This therapy application determines the desired characteristics of the drug, which areorally available, cost-effective manufacture and high stability,”Richard Klemperer, professorof Georgia State University, told reporters last Wednesday.“With these criteria in mind, we have developed a small drug that blocks the measles virusover the past years, which is essential for copy of the virus.”The researchers tested the drug in rats infected with canine distemper virus(犬瘟病), which isa close relative of measles virus. They found that all of the infected rats treated with the drug仔细审题、认真作答.试题习题、尽在百度survived the deadly infection, showed no clinical signs of disease and developed a strongprotective immune response.The drug could be used to treat friends, family and other social contacts of a person infectedwith measles virus, which have not developed symptoms yet but are at risk of having caught thedisease, Klemperer said truthfully.“The emergence of strong antiviral immunity(抗病毒免疫力) in treated animals isparticularly encouraging, since it suggests that the drug may not only save an infected individual from disease but contribute to closing measles immunity gaps in a population,”Klemperer said. The researchers emphasized the drug is not intended as a substitute for vaccination, but as an additional weapon to get rid of the measles. They planned to test the drug's safety in larger animals, before moving into clinical trials in humans.“If our next series of studies confirms that the human situation mirrors what we have seen in rats, then this drug may make a major contribution to getting rid of measles by preventing local outbreaks”Klemperer said.Despite the existence of an effective vaccine, annual measles deaths worldwide haveremained constant at around 150,000 since 2007. The reasons for this are the highly infectious nature of the virus, in the developing world largely due to issues of resources, and in many developed countries in particular in the European region due to parental concerns regarding vaccination safety.()58. If a boy got infected by measles virus, he might NOT show the symptom like________.A. runny noseB. bad coughC. high feverD. sick stomach()59. From what Klemperer said, we know that the drug ________.A. is only intended as a substitute for vaccinationB. can only save those infected individuals from diseaseC. is cost-effective and high stability for curing measlesD. has the same effect on human as on larger animals()60. The best title of the passage is ________.A. the Introduction of a New Oral DrugB. the Desired Characteristics of DrugsC. the Common Symptoms of Getting MeaslesD. the Application of Post-exposure仔细审题、认真作答.试题习题、尽在百度TherapyCI love seeing Europeans line up in airports to applaud arriving refugees. But humanitarianism(人道主义) will not guide policy for long. We liberals need to argue from Europe's self-interest: our continent has the need, the space and the ability to accept people.Many European countries are gradually turning into old people's homes. Germany, Italy,Spain and others have some of the lowest birth rates in human history. It is predicted that about one-third of their populations will be aged over 65 in 2050. Germany needs to import at least 350,000 people a year to keep its workforce stable. Suddenly, young ambitious workers are pouring into the country as if called by a genie(精灵) with a lamp. No wonder Angela Merkel, German Chancellor, has been more welcoming than David Cameron, British Prime Minister. But all over Europe, carers for old people are already in need. Norway found oil under the seabed but it would have been better off if it had discovered 50,000 nurses there instead.Many rightwingers think we have reached our limits. This feeling is widespread. And it'strue that Western Europe is one of the most densely populated regions on earth. Indeed, density has long been Europe's unique selling point: with so many people of different nations closely packed together, we have always traded goods and exchanged ideas fast. That's why the scientific revolution of the 16th and 17th centuries happened here.But we have plenty more room. Many European cities aren't dense enough. Now east Germany, north-western Spain and gorgeous mountain villages in Italy are losing people. Lots of cities have unused industrial land.Humans inhabit a slice of the EU's territory. Only about 2.5 per cent of the EU's land is usedfor housing, estimates the European Commission. By contrast, a whopping 43 per cent was used for agriculture in 2009, it says. That's too much. We could turn more land into forest or into green landscapes where people can relax and play. Making that transition is feasible because we now use agricultural land inefficiently.Migrants often spend years locked up together in serious government-funded “migrant centers”. However, the way to learn a new country's language, make friends and find work is to live with a local. This crisis has shown that lots of Europeans are willing to take refugees into their homes. After Iceland's government said it could take only 50 Syrian refugees, many Icelanders仔细审题、认真作答.试题习题、尽在百度came forward offering to take a far greater number into their own homes. People aren't just sitting around waiting for government to do something.We need migrants, and we can accommodate them. If opponents just don't like foreigners,they should say so instead of pretending to be hardheaded pragmatists(实用主义者).()61. Why is Angela Merkel willing to take in refugees according to the passage?A. Germany has already stepped into aged society.B. Birth rates in Germany are the lowest in history.C. She is kind and shows sympathy for homeless people.D. Refugees can make up the shortage of labor in Germany.()62. Which of the following statements is TRUE?A. No other region is more densely populated than Western Europe.B. Density has become Europe's most outstanding characteristic.C. All European cities are not crowded together in great numbers.D. Large quantities of unused industrial land will turn into forest.()63. It can be inferred that ________.A. nurses are more badly needed than petrol in EuropeB. liberals always do something for the Europe's benefitC. aging problem in Germany is the worst in EuropeD. Europeans have already made intelligent use of the land)64. What is the last paragraph but one mainly about? (A. Migrants can privately be accommodated.B. Migrants had better not live in migrant centers.C. Everyone can live with migrants to help them fit in.D. Everyone has done their own part to help migrants.D Attitudes Wired in Happy and Successful Brainsactors, -I've carefully examined happy and successful people from all different professionsscientists, comedians, musicians, etc. They share very similar philosophies. Here are some of the fundamental attitudes and beliefs that contribute to their happiness and success:________________ ________________◆①仔细审题、认真作答.试题习题、尽在百度This is one of the most commonly recited mottos in self-improvement. Individuals who seetheir mistakes and failures as a learning experience are much more prone to happiness and success.When we adopt the belief that “failure is a part of learning,”we become more resilientand courageous in the face of new challenges.Instead of avoiding situations where we may embarrass ourselves, we embrace thesechallenges in life, even when we know they can be risky and painful. When we do fail, we don'tsee it as the end of the world, but a point to improve upon.◆________________②________________Many people are great at finding problems and being critical about their lives; however, theydo this without ever suggesting a possible solution or alternative to their situation.They complain about this and that, but they never take an active role to actually improvethese things. They focus on problems not to learn from them or fix them, but to make excuses for why their lives are miserable and unpleasant.I believe acknowledging problems in life is important. I don't recommend that we ignorethings in our life that disturb us or make us unhappy. However, it's also important to think of wayswe can actually respond to these problems and change our circumstances.Ruminating over problems in our life without a plan to take action is not only a waste of time,but it makes us even more sad and depressed. If you're going to be critical about something inyour life, focus on the ways you can actually make a difference.◆________________③________________Happy and successful people are incredibly grateful for their lives and everything they have:their relationships, their home, their job, their possessions, their talents, their achievements, etc. Although successful people are often thought of as always hungry and striving—alwaystrying to improve things, achieve their goals, and make things better—this inner drive doesn't take away from the fact they are very happy and content with their lives.Gratitude is an irreplaceable characteristic of true happiness and success. Even if we achievegreat things in life, without gratitude we often find ourselves empty and discontent. Make sure you take the time to reflect on how lucky you are as a person (I believe everyone can find something tobe grateful for).仔细审题、认真作答.试题习题、尽在百度◆________________④________________Happy and successful individuals know that we can learn a lot from other happy andsuccessful individuals. Having peopled to look up to is a great resource for learning the beliefs and habits that contribute to other people's success, and then modeling those beliefs and habits in our own lives.If you want to improve a particular area of your life, then find a couple of people who already excel in that area of life. Study them. Ask them questions. Have them show you their technique and share their stories.The more willing you are to learn from others, the more successful you will be. Talking and listening to others is one of the best ways to get more perspective into what you want to improve in life—and how you can do it.Please add a comment at the bottom of this page or blog in our forum here. Please do not use apostrophes in your comments.()65. What does the underlined word “resilient”in Paragraph 3 probably mean?A. depressed.B. regretful.C. romantic.D. flexible.()66. The author thinks if one merely focuses on problems, he'll ________.A. find out a way to solve problemsB. ignore complaints about problemsC. use the problems as his excusesD. acknowledge and solve problems()67. People with gratitude ________.A. feel satisfied with his lifeB. stop struggling in lifeC. owe success to their own talentsD. reflect on their achievements()68. The successful people may possess the following attitudes EXCEPT ________.A. gratitude and beliefB. courage and riskD. fortune and convention C. willingness and luckiness()69. Choose the following sub-headings for Parts ①②③and ④.a. Learn from othersb. Show your gratitudec. Focus on solutionsd. Learn from failureA. abcdB. dcbaC. dabcD. acbd()70. Which of the following can be used to support the concept “Show your仔细审题、认真作答.试题习题、尽在百度gratitude”?A. “He is a wise man who does not sigh for the things which he has not, but appreciates for those which he has.”—EpictetusB. “We think too small. Like the frog at the bottom of the well. He thinks the sky is only asbig as the top of the well. If he surfaced, he would have an entirely different view.”—Mao Tse-TungC. “Keep away from people who try to belittle your ambitions. Small people always do that, but the really great make you feel that you, too, can become great.”—Mark TwainD. “Failure is the foundation of success, and the means by which it is achieved. Success isthe hiding-place of failure; but who can tell when the turning-point will come?”—Lao Tzu第Ⅱ卷(非选择题共35分)第四部分:任务型阅读(共10小题;每小题1分,满分10分)请认真阅读下面短文,并根据所读内容在文章后表格中的空格里填入一个最恰当的单词.注意:每个空格只填1个单词.The GREATEST JourneyI had lunch last week with a high-ranking business woman for a fortune 500 company. Iasked her what tips she would give to someone early in their career. Without hesitation she jumped right into four keys to her professional climb:Know your business. Never get satisfaction with your industry or your position. In most cases,the knowledge you hold now is not good enough to stand the test of time. Thus, you must keep working to stay on top of what's new and what's coming down the pipeline. This is what really counts, especially early in a professional career, as many entry level associates are content to be gainfully employed.Pick careers with care. Again, early in your career it is easy to run after the job that offers themost money. In the case of a life-long career money cannot answer all things. If you are going tobe an entrepreneur then you'll probably start with a budget of zero. Yet, if you have the discipline, working for yourself could be the best choice you've ever made.仔细审题、认真作答.试题习题、尽在百度If you are going to work for a company you have to do your homework. If you find acompany that consists with your values and produces a product that you 100% believe in, thenyou'll have an easy time giving that organization your all.Be personable. If everyone hates to be around you at the office, it's time to check yourattitude. We've all heard at least one anecdote about a great thinker with great skills who drove coworkers crazy. Someway, somehow many of the brightest and best lack the “people skills”to advance beyond an entry-level position.In short, you must have the interpersonal insight to interact with internal and externalcontacts. If not, you may find that you are unimportant once someone with soft-skills joins the organization. Why? People have to buy you before they ever buy the product you're selling.Be willing to move. This is where I got puzzled. She shared how she lived in seven states still working for the same organization.Much is made of moving in today's attempts to climb the corporate ladder. As more and more companies extend to have a global reach, it is easy to understand why new opportunities birth in various locations.Whatever the path, outline in your heart what destination you hope to reach and this will be akey indicator as to which journey will be greatest for you.Title: The Greatest Journey仔细审题、认真作答.试题习题、尽在百度)分(满分25第五部分:书面表达.词左右的文章请阅读下列文字及图表,并按照要求用英语写一篇150I can't bear the smog in this city any more. It's getting worse and “We suffer from pollution.said Wang Tao, a senior citizen in Beijing.”worse,said a senior student from I'm often disturbed by loud noise during my work and sleep“,”Shenzhen.of use human because direct unfit are China's Many of waterways largely forindustrialization.A 2015 report estimated that 1.6 million people in China die each year from heart, lung andstroke problems because of polluted air.仔细审题、认真作答.试题习题、尽在百度New technologies have promoted the development of urbanization and economy. Whileeconomic growth may continue, the rewards of this growth may be opposed by the harm from thepollution unless environmental protection is increased. 【写作内容】. 个单词概述上述信息的主要内容用约301..2. 请根据以上图文信息简述污染的情况及其原因). (不少于两点3. 从可持续发展的角度提出你对治理城市污染的建议【写作要求】. 写作过程中不能直接引用原文语句1.. .作文中不能出现真实姓名和学校名称2. 3. 不必写标题【评分标准】. 内容完整,语言规范,语篇连贯,词数适当________________________________仔细审题、认真作答.试题习题、尽在百度11~15 BABCA 16~20 BCACB 1~5 AACBC 6~10 ACBCB 单项填空“其表示of,which引导定语从句修饰language.选择介词21.B 解析:考查定语从句.of 种.中”,即他们的语言中大约有60句意:中国抗.作动词时,表示“特写”,符合语境22.C 解析:考查动词辨析.feature .51名女兵组成.其他几项不合语境战胜利大阅兵上,特写了女子仪仗队,由C项意为“你真的难倒我了”;.A项意为“没事;忘了吧”;B23.C 解析:考查交际用语I not what 项意为“不要拐弯抹角”.根据答语中下句话“That's 项意为“不要误会我”;D .mean”可知C项符合语境。
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2018年江苏省艺类学校招生文化考试模拟试题二
数学
注意事项:
1.本试卷共130分,考试时间90分钟
2.考生答题必须答在答题纸上,答在试卷和草稿纸上无效
一、选择题(每题3分,共36分)
1.的相反数是()
A.3 B.﹣3 C.D.﹣
2.下列计算正确的是()
A. =﹣4 B.(a2)3=a5C.a•a3=a4D.2a﹣a=2
3.南海资源丰富,其面积约为350万平方千米,相当于我国的渤海、黄海和东
海总面积的3倍.其中350万用科学记数法表示为()
A.0.35×108 B.3.5×107 C.3.5×106 D.35×105 4.函数y=中自变量x的取值范围是()
A.x≥2 B.x>2 C.x≤2 D.x≠2
5.如表记录了甲、乙、丙、丁四名跳高运动员最近几次选拔赛成绩的平均数与方差:
甲乙丙丁
平均数(cm)185 180 185 180 方差 3.6 3.6 7.4 8.1
根据表中数据,要从中选择一名成绩好且发挥稳定的运动员参加比赛,应该选择()
A.甲B.乙C.丙D.丁
6.如图是由五个相同的小立方块搭成的几何体,则它的俯视图是()
A.B.C.D.
7.下列说法中,你认为正确的是()
A.四边形具有稳定性
B.等边三角形是中心对称图形
C.等腰梯形的对角线一定互相垂直
D.任意多边形的外角和是360°
8.如图,△ABC内接于⊙O,∠OBC=40°,则∠A的度数为()
A.80°B.100°C.110°D.130°
9.点P(1,﹣2)关于y轴对称的点的坐标是()
A.(﹣1,﹣2)B.(1,2)C.(﹣1,2)D.(﹣2,1)
10.不等式组的最小整数解为()
A.﹣1 B.0 C.1 D.4
11.一组数据:1,2,2,3,若添加一个数据2,在发生变化的统计量是()
A.平均数 B.中位数 C.众数 D.方差
12.圆锥的底面半径为2,母线长为6,则侧面积为()
A.4π B.6π C.12π D.16π
二、填空题(每题3分,共36分)
13.因式分解:a2﹣2a= .
14.掷一枚质地均匀的正方体骰子(六个面上分别刻有1到6的点数),向上一
面出现的点数大于2且小于5的概率为.
15.已知x=﹣1是一元二次方程ax2+bx﹣10=0的一个解,且a≠﹣b,则的
值为.
16.如图,菱形ABCD的边长为15,sin∠BAC=,则对角线AC的长为.
17.已知圆锥的底面半径为3,侧面积为15π,则这个圆锥的高为______
18.若关于x的方程260
-+=有两个相等的实数根,则c的值为.
x x c
19.函数y=中,自变量x的取值范围是.
20.如图所示,一个宽为2cm的刻度尺在圆形光盘上移动,当刻度尺的一边与光
盘相切时,另一边与光盘边缘两个交点处的读数恰好是“2”和“10”(单位:cm),那么该光盘的直径是cm.
21.若关于x的方程x2﹣mx+6=0的一个根为x1=2,则另一个根x2=.
22.请你写出一个满足不等式3x﹣1<6的正整数x的值.
23.若一元二次方程x2+4x+c=0有两个不相等的实数根,则c的值可以是(写
出一个即可).
24.如图,已知C,D是以AB为直径的半圆周上的两点,O是圆心,半径OA=2,
∠COD=120°,则图中阴影部分的面积等于_____________________.
三、解答题:.
25.(5分)计算: +()﹣1﹣2cos60°+(2﹣π)0.
26.(6分)解不等式组,并写出该不等式组的最大整数解.
27.(6分).先化简,再求值:( +)÷,其中a=2017,b=.
28. (8分)宁波轨道交通4号线已开工建设,计划2020年通车试运营.为了了
解镇民对4号线地铁票的定价意向,某镇某校数学兴趣小组开展了“你认为宁波4号地铁起步价定为多少合适”的问卷调查,并将调查结果整理后制成了如下统计图,根据图中所给出的信息解答下列问题: (1)求本次调查中该兴趣小组随机调查的人数; (2)请你把条形统计图补充完整;
(3)如果在该镇随机咨询一位居民,那么该居民支持“起步价为2元或3元”的概率是
(4)假设该镇有3万人,请估计该镇支持“起步价为3元”的居民大约有多少人?
29. (6分)如图,ABC △的顶点都在方格线的交点(格点)上.
(1)将ABC △绕C 点按逆时针方向旋转90°得到A B C '''△,请在图中画出A B C '''△; (2)将ABC △向上平移1个单位,再向右平移5个单位得到A B C """△,请在图中画出A B C """△;
(3)若将ABC △绕原点O 旋转180°,A 的对应点1A 的坐标是_________.
30.(8分)如图,在矩形ABCD中,对角线AC、BD交于点O,将△ABC沿
直线AC翻折,点B落在点B′处,且AB′∥BD,连接B′D.
求证:(1)△ABO是等边三角形.
(2)B′D∥AC.
31.(8分)如图,AB为⊙O的直径,C为⊙O外一点,且∠CAB=90°,BD是
⊙O的弦,BD∥CO.
(1)求证:CD是⊙O的切线.
(2)若AB=4,AC=3,求BD的长.
2经过点A(1,0),与y轴交于点B.
32.(10分)如图,抛物线n
=5
+
-
x
x
y+
⑴求抛物线的解析式;
⑵P是y轴正半轴上一点,且△PAB是以AB为腰的等腰三角形,试求P点坐标.。