2018-2019年第一学期雅礼集团七年级第三次月考(无答案)
雅礼系2018-2019-1七年级期中考试数学答案
雅礼集团中学2018年下学期初一期末考试试卷答案及评分标准一、 选择题(每小题3分,共36分)DBDAA CBDCB CB二、填空题(每小题3分,共24分)13、−2 14、A 两点之间,线段最短 15、假 16、1 17、 18、10或30 34-三、解答题(共46分)19、解:(1)原式=﹣18 +40 ﹣42=﹣20. (3分)(2)原式= ﹣1 ﹣3×(﹣2)= ﹣1+6=5. (6分)20、(1);(3分) 1=x (2) (6分)719=x 21、(1)由 可得: (1分) 21102x y ⎛⎫-++= ⎪⎝⎭11,.2x y ==-原式=﹣6x 2+12y+2x 2﹣2y=﹣4x 2+10y ,(3分) 当时, 原式=-4-5=-9 (4分) 11,2x y ==-(2)原式=2mx 2 ﹣x +3 ﹣3x 2 + x + 4=(2m ﹣3)x 2 +7,(6分) 由结果与x 的取值无关,得到2m ﹣3=0,(7分)解得:m=1.5. (8分) 22、解:(1)∵∠AOB=115°,∠EOF =155°∴∠AOE+∠FOB =∠EOF-∠AOB=155°-115°=40°(3分) (2)由(1)知:∠AOE+∠FOB =40°∵OA 平分∠EOC ,OB 平分∠DOF∴∠COE=2∠AOE ,∠DOF=2∠FOB (5分)∴∠COE+∠DOF=2∠AOE+2∠FOB=2(∠AOE+∠FOB)=80°(6分) ∴∠COD=∠EOF-(∠COE+∠DOF )=155°-80°=75° (8分)23、解:(1)EF 和AB 的关系为平行关系. (1分)理由如下:∵CD ∥AB ,∠DCB =70°,∴∠DCB=∠ABC=70°,(2分)∵∠CBF=20°,∴∠ABF=∠ABC﹣∠CBF=50°,(3分)∵∠EFB=130°,∴∠ABF+∠EFB=50°+130°=180°,(4分)∴EF∥AB;(5分)(2)∵EF∥AB,CD∥AB,∴EF∥CD,(6分)∵∠CEF=70°,∴∠ECD=110°,(7分)∵∠DCB=70°,∴∠ACB=∠ECD ﹣∠DCB,(8分)∴∠ACB=40°.(9分)24、解:(1) 200+(460-200)×90%=434元答:此人第一次购物应付434元。
2018-2019-1雅礼集团七上期中数学试卷(含答案)Word
-2018-2019-1 雅礼集团期中考试七年级数学试卷时量:120 分钟满分:120 分一、选择题(本题共12 小题,每题3 分,共36 分)1.-3的绝对值为()A. -3B. 31 1C. D.3 32.2018年长沙国际马拉松赛全程为42000米,用科学记数法表示为()A. 4.2 ⨯103米B. 42 ⨯103米C. 4.2 ⨯104米D. 0.42 ⨯103米3.单项式-x2 y2的系数和次数分别是()4.下列数最大的是()5 5 3 3A. -(- )3B. -3C. -(- )5D. -55.下列说法正确的是()A.“大”和“小”表示具有相反意义的量B. -a一定是负数C. 0没有带“-”号,所以0是正数D. 0是有理数6.下列运用等式性质,变形正确的是()A.若x -m =y +m,则x =yB. 若a =b,则ac =bcC. 若x =y,则x -m =y +mD. 若ac =bc,则a =b7.已知-x m y n+1与2x2 y是同类项,则m +n =()A.2B. 1C.0D.-18.下列计算正确的是()A. 2x2 -x2 = 2B.2 +x =2xC. -(a -b) =-a -bD. -(-a +b) =a -b9. 下列计算结果正确的是()A. (-4) ÷ (-2)2= 11 B. (-4)2÷ (-42) = -11 1 1C. (- ) ⨯(-2) = -42 D. ÷ 2 ⨯ = 2 2 210. 某企业今年8月的产值为 a 万元, 9月份比8月份增加了10%,10月份比9月份增加了15%,则10月份的产值是()A. a (1 +10%)(1 +15%)万元B. (a +10%)(a +15%)万元C. a (1 + 90%)(1 + 85%)万元D. a (1 +10% +15%)万元11. 我国古代对于利用方程解决实际问题早有研究,《九章算术》中提到这么一道:“以绳测井,若将绳三折测之,绳多四尺,若将绳四折测之,绳多一尺,绳长、井深各几何?”这题的大体意思是:用绳子测水井深度,如果将绳子折成三等份,那么每等份井外余绳四尺;如果将绳子折成四等份,那么每等份井外余绳一尺.问绳长、井深各是多少尺?设井深为 x 尺,求解井深的方程正确 的是()A. 3( x + 4) = 4( x +1)C. 1 x + 4 = 1x +13 4B. 3x + 4 = 4x +1D. 1 x - 4 = 1x -13 412. 已知关于 x 的方程(5a +14b )x + 6 = 0无解,则 ab 是()A . 正数 B. 非负数 C. 负数D. 非正数二、填空题(本题共 6 小题,每题 3 分,共 18 分) 113.的相反数是 .514. 1.807用四舍五入法精确到百分位为. 15. .计算求值:12.96 ⨯15 + 7.04 ⨯15 = .16.若关于 x , y 的多项式2x 2+ 3mxy - y 2- xy - 5化简后不含 xy 项,则 m = .17.若(k - 2)x2k -3= 3是关于 x 的一元一次方程,则 k 的值为.18.观察如图所示图形构成的规律,根据此规律,第42个图中小圆点的个数为。
雅安中学20182019学年七年级月考数学试题及答案
数学试卷考前须知:本试卷分为第一卷和第二卷两局部。
第一卷共12个小题,共36分,答在机读卡上;第二卷共 64分,答在答题卷上。
〔总分100分,时间120分钟〕第一卷〔选择题共36分一.选择题〔共 12个小题,每个小题3分,共36分,每个题只有一项正确〕1.在-(-8),1,-0,〔-2〕3,-24这四个数中,负数共有〔〕A4 个B3 个C2 个D1 个中海油集团成立29年来,开展异常迅猛,到2021年在深水地区实现新的突破,建设一个5000万吨的大油田。
“5000万〞用科学记数法可表示为〔〕A5×103B5×106C5×107D5×1083.长方体的截面中边数最多的多边形是〔〕A.四边形 B.五边形 C.六边形 D.七边形某商店出售一种商品,有如下方案:①先提价10﹪,再降价10﹪;②先降价10﹪,再提价10﹪;③先提价20﹪,再降价20﹪,那么以下说法错误的选项是〔〕A.①②两种方案前后调价结果相同B.三种方案都没有恢复原价C.方案①②③都恢复到原价D.方案①的售价比方案③的售价高5.以下说法中错误的有〔〕⑴任何数都有倒数;⑵m m的结果必为非负数;⑶a一定是一个负数;⑷绝对值相等的两个数互为相反数;⑸在原点左边离原点越远的数越小.A2个B3个C4个D5个6.假设实数a满足a a2a,那么〔〕A a0B a0C a0D a07.以下各式中的大小关系成立的是〔〕A B2332C103D323小丽制作了一个如下左图所示的正方体礼品盒,其对面图案都相同,那么这个正方体的平面展开图可能是〔〕数学试卷某种细胞开始有2个,1h 后分裂成4个并死去1个,2h 后分裂成6个并死去1个,3h 后分裂成10个并死去1个,按此规律,问6h 后细胞存活的个数有〔〕A 63B 65C 67D7110.m 22mn13,3mn 2n 221,那么2m 213mn6n 244的值为〔〕11.要使多项式6x5y32ky4k 不含y 的项,那么k 的值是〔 〕A .0 B.2C.5D. 512.下面等式成立的是〔 52 2〕A .83.5°=83°50′B .37°12′36″=37.48°C .24°24′24″=24.44° D.41.25°=41°15′第二卷〔共 64分〕二、填空题〔每题 2分,共16分〕 13. 假设a 的相反数是3,那么1的倒数是.a14. 当代数式x3 x 1取最小值时,相应的x 的取值范围是.15代数式2x 2 3x7 的值是15,那么代数式4x 2 6x10的值为。
湖南省长沙市中雅培粹学校2018-2019学年七年级下学期第三次月考数学试题( 无答案)
1- 湖南省长沙市中雅培粹学校2018-2019学年七年级下学期第三次月考数学试题( 无答案)中雅培粹学校 2019 年上学期第三次质量检测七年级数学科目 编辑:秋老师命题人:刘青审题人:何艳考生注意:本试卷共 3 道大题,26 道小题,满分 120 分,时量 120 分钟一、选择题(每题 3 分,共 36 分)1、下列说法错误的是( )A. 1的平方根是±1C. 1是1的平方根B. -1是1的平方根D. -1的平方根是A. 1B. 2C. 3D. 4AB C D4、将点 A (-4,1)向右平移 2 个单位长度,再向上平移 3 个单位长度得点 A ' ,则点 A ' 的坐标是()A. (2, 2)B. (-2, 2)C. (-2, -2)D. (2, -2)5、已知 2 (m + 4) x m -3 + 6 > 0 是关于 x 的一元一次不等式,则 m 的值为( 3)A. 4B. ±4C. 3D. ±36、一个多边形的内角和为 540°,则它的对角线共有( )A. 3 条B. 5 条C. 6 条D. 12 条7、如图, V ABC ≅VDCB , ∠A = 80︒, ∠DBC = 40︒,则 ∠DCA 的度数为( A. 20︒ B. 25︒ C. 30︒D. 35︒)8、如图,小章利用一张左、右两边已经破损的长方形纸片A BCD做折纸游戏,他将纸片沿EF折叠后,D、C两点分别落在D、C的位置,并利用量角器量得∠EFB=66︒,则∠AED等于()度A.66B.58C.24D.489、下列说法正确的有()个:①调查某批次汽车的抗撞击能力用查方式;②了解全班同学每周体育锻炼的时间用抽样调查方式;③对端午节期间市场上粽子质量情况的调查用普查方式;④一次中考考试中考生人数为15万名,从中抽取6000名考生的中考成绩进行分析,在这个问题中样本指的是6000名考生的中考成绩A.0B.1C.2D.310、若三角形的两边长分别为3和8,则第三边的长可能是()A.3B.4C.5D.611、如图,在VABC中,∠1=∠2,G为AD的中点,延长BG交AC于E、F为AB上一点,CF⊥AD于H,下面判断正确的有()①AD是VABE的角平分线;②BE是V ABD边AD上的中线;③CH是VACD边AD上的高;④AH是VACF的角平分线和高.A.1个B.2个C.3个D.412、如图,将一张正三角形纸片剪成四个全等的正三角形,得到4个小正三角形,称为第一次操作;然后,将其中的一个正三角形再剪成四个小正三角形,共得到7个小正三角形,称为第二次操作;再将其中的一个正三角形再剪成四个小正三角形,共得到10个小正三角形,称为第三次操作;…,以上操作n次后,共得到49个小正三角形,则n的值为()二、填空题(每题 3 分,共 18 分)13、若 m , n 为实数,且 m + 3 + n - 3 = 0 ,则的值为 .14、将一副道角三角板如图放置,使两直角重合,则∠1 =度.15、已经点 P (a + 2,a -1)在平面直角坐标系的第四象限,则a 的取值范围是x m16、方程 + = x - 4与方程 - x +1 = x - 5的解相同,则 m 的值为2 317、不等式组.⎪18、如图,点 A (0,),向右平移 1 个单位,再向上平移 1 个单位,得到点 A ;点 A 向上平移 1 个单位,再向右平移 211个单位,得到点 A ;点 A 向上平移 2 个单位,再向右平移 4 个单位,得到点 A ;点 A 向上平移 4 个单位,再向右平移22338 个单位,得到点 A ;……按这个规律平移得到点 A ,则点 A 的坐标为.4n n三、解答题(本大题共8 个小题,第 19 题 4 分,第 23 题每小题8 分,第 21、22 题每小题8 分,第 23、24 题每小题9 分,第 25、26 题每小题10 分,共 66 分,解答应写出必要的文字说明、证明过程或演算步骤)⎪⎩2 (x -1)= 5 y - 8⎪ “ ”“ ”⎧3(y - 2 )= x + 120、(1)解方程组 ⎨(2)解不等式组21、2020 年日本东京奥运会即将来临,为传播奥运知识,小刚就本班学生对奥运知识的了解程度进行了一次调查统计:A :熟悉,B :了解较多,C :一般了解.图 1 和图 2 是他采集数据后,绘制的两幅不完整的统计图,请你根据图中提供的信息解答以下问题:(1)求该班共有多少名学生;(2)在条形图中,将表示一般了解 的部分补充完整;(3)在扇形统计图中,计算出了解较多 部分所对应的圆心角的度数;(4)如果全年级共 1000 名同学,请你估算全年级对奥运知识“了解较多”的学生人数.A1??22、已知:如图, A 、 C 、 F 、 D 在同一直线上, AF = DC , AB = DE , BC = EF 。
雅礼实验2018-2019-1七年级上第三次月考英语(含答案)
2019-2020-1 雅礼实验初一上第三次月考英语试卷分四个部分,共8页,75小题,时量120分钟,满分120分I.听力技能(两部分,共20小题,计20分)略II.知识运用(两部分,共20小题,计20分)第一节语法填空从A、B、C三个选项中选择最佳答案填空。
(共10小题,计10分)1.一Is there ______ university in your city?一Yes, my brother is studying there. He wants to be ______ engineer.A. a; aB. an; theC. a; an2.一______will you father come back, Tony?一In three days.A.How longB. How soonC. How often3. There are about two _____ people do the sports in the park every morning.A. hundredsB. hundredC. hundreds of4. First, peel three bananas and two apples. Then ______A. cut them upB. cut up themC. cut they up5. Meixi Lake is the______ place in the city on weekends. Lots of people enjoy doing different kinds of activities there.A. worstB. quietestC. more popular6.一What do you think of the cartoon Zootopia ?一I really love it. The characters are very funny and they make me_____.A. laughB. laughedC. laughing7.一Is your mother free this weekend?一No, she ______singing lessons.A. takesB. is going to takeC. took8. Big news! There ______ seven subway lines in Changsha in 2022.A. is going to beB. are going to haveC. will be9.一The doctor asked my father to eat ______ vegetables and drink _____coffee.A. less;lessB. more; lessC. more; fewer10. ______yogurt do we need to make a fruit salad?一One cup is OK.A. How manyB. How muchC. How often第二节词语填空通读下面的短文,掌握其大意,然后从各题所给的A、B、C三个选项中选出最佳答案。
【学生版】雅礼外国语2019秋季第三次月考
雅礼外国语学校七年级语文2019年下学期第二次月考试卷考生注意:本试卷共三道大题,25道小题,满分150分,时量150分钟一、积累与运用(共26分)1.下列词语的注音与字形全部正确的一项是( )(2分)A.热忱(chén) 慷概(kǎi) 抽噎(yē) 参差不齐(cān)B.干涸(hé) 诅骂(zǔ) 恍惚( huǎng) 拈轻怕重(niān)C.怅然( chàng) 一缕(lǚ) 陕隘(ài) 怪诞不经(dàn)D.怂恿(sǒng) 倦伏(quán) 蹒跚(pán) 大相径庭(jīng)2.下列加点词语运用不正确的一项是( )(2分)A.夕阳的余晖洒在白发苍苍的老校长身上,使得本就容光焕发的她更显得神采奕奕。
B.随着“好奇号”探测器的侦测,火星是个没有生命存在的不毛之地这一原有观念正随着新的发现而慢慢改变。
C.冬天是一位风烛残年的老人,他步伐蹒跚,历尽沧桑,饱受风雪的磨难。
D.他在选择高考志愿的第一志愿学校时,既想报清华大学,又想报北京大学,总是见异思迁。
3.下列句子没有语病的一项是( )(2分)A.通过父亲的悉心教导,我养成了看书的好习惯。
B.我们要把改善民生、保障民生、关注民生作为一切工作的目的和出发点。
C.临近春节,商场里新增了糖果、对联、速冻饺子、山核桃等年货食品专柜。
D.为了防止校园安全问题不再发生,各个学校都加强了安全保卫工作。
4.依次填入下面一段文字横线处的语句,衔接最恰当的一组是()(2分)闲情,是______________________ ,什么也不做,也不想了。
也是__________________________,去水边品茗。
有时,从午后一直坐到日暮黄昏,_________________________,人散去,一回头,仿佛看见丰子恺先生那幅画《人散后,一钩新月天如水》,只见天空淡月一弯,竹帘半卷,竹椅几把,桌上剩茶几盏,就是。
湖南省长沙市雅礼实验中学2018-2019学年七年级上第一次月考数学试题(无答案)
雅礼实验中学2018-2019学年度第一学期第一次月考试卷初一数学考生注意:本试卷共三道大题,26个小题,满分120分,时量120分钟。
一、单项选择题(在下列各题的四个选项中,只有一项是符合题意的,请在答题卡中填涂符合意的选项,本大题共12个小题,每小题3分,共36分)1.下列四个数中,最大的数是 A.-2 B.31 C.0 D.6 2.《九章算术》中注有”今两算得失相反,要令正负以名之”,意思是:今有两数若其意义相反,则分别叫做正数与负数,若气温为零上8℃记为8℃,则-2℃表示气温为A 零上2℃ B.零下2℃ C.零上6℃ D.零下6℃3.下列各数:,,,π,,,72225.00213--其中有理数的个数为A.3B.4C.5D.64.若数轴上点A 表示的数是-1,则与点A 相距3个单位长度的点B 表示的数是A.-4B.1C.-4或1D.-4成25.已知b a 、互为相反数,则下列结论:①l b a =;②0=+b a ;③a 表示一个数,b 一定是负数;④设a 为一个正数,则b a 、在数轴上对应的点关于原点对称,一定正确的结论的个数有A.1B.2C.3D.46.下列两数比较大小,正确的是 A.()()21+---< B.73218--< C.310-> D.3121--< 7.若021=++-b a ,则b a b +值为 A.2 B.32 C.-2 D.21 8.下列关于有理数说法正确的是A.有理数就是整数B.0没有相反数C.任何数的绝对值都不是负数D.规定了原点,正方向,单位长度的射线是数轴9.已知实数b a 、在数轴上的位置如所示,则下列式子成立的是A.b a <B.b a <C.0>b a +D.0>ba10.下列判断正确的是 A.()044=-- B.()()341-=-++ C.()4.02.16.1=+- D.313132=⎪⎭⎫ ⎝⎛-- 11.下面各正方形中的四个数字之间都有相同的规律,根据这种律,m 的值是A.74B.104C.126D.14412.如果,1-=++c cb ba a 那么abcabc ac ac bc bc ab ab +++的值为 A.-2 B.-1 C.0 D.不确定二、填空题(本大题共6个小题,每小题3分,共18分)13.长沙某天最高气温是6℃,最低气温是-1℃则,那么当天的最大温差是_______℃.14.当2=a 时,a -1值为_______.15.若42-a 与-2互为相反数,则=a _______. 16.若,,12-==b a 且0<b a ∙,则=+b a _______.17,若“△”表示一种新运算,规定:(),△b a b a b a +-⨯=则()()[]=--542△△______.18.一只电子跳蚤从数轴原点出发,第一次向右跳一格,第二次向左跳两格,第三次向右跳三格,第四次向左跳四格,……,按这样的规律跳100次,跳蚤所在的点为________.三、解答题(本大题共8小题,满分66分,请认真读题,冷静思考,解答题应写出文字说明、证明过程或演算步骤,请将答案写在答题卷相应题号的位置)19.直接写出计算结果(每空1分,共6分)()()()()()()()()()().____9119366__21.01005___71714___12363____202_____30351=÷=÷-⨯=⨯÷-=-=--=-+;;;;; 20.(6分)已知有理数b a 、,其中数a 在下图的数轴上对应的点为M,b 是负数,且b 在数轴上对应的点与原点的距离为3.5.(1)._______==b a ,(2)将b ,,,2021--所对应的点在上图的数轴上表示出来,并用“<“连接这些数21.(8分)计算 (1)()()173128--+-- (2)()241211618125.1-⨯⎪⎭⎫ ⎝⎛-+⎪⎭⎫ ⎝⎛-÷22.(8分)已知b a 、互为相反数,d c 、互为倒数,2018=x ,求cdx ba b a +++22的值.23.(9分)在数-4,+1,-3,+4,0中任取三个数相乘,其中最大的积是a ,最小的积是b .(1)求a 与b 的值解:()()()()()().______=⨯⨯==⨯⨯=b a ; (2)若,0=++-b y a x ,求()y y x÷+的值.24.(9分)某食品厂上周日生产100袋食品,下表是这周的生产情况(注:用正数记生产袋数比前一日上升数,用负数记生产袋数比前一日下降数):(1)根据记录的数据可知该厂星期三生产食品多少袋?(2)根据记录的数据可知该厂本周内生产袋数最高是多少袋?最低是多少袋?(3)已知这周生产的所有食品成本3000元,现规定本周食品售价为每袋5元,在卖出所有袋数时,需收取成交额10%的交易税,则食品厂这周的收益情况如何?25.(10分)同学们都知道,()12--表示2与-1的差的绝对值,实际上位可理解为在数轴上正数2对应的点与负数一1对应的点之间的距离,试探索:(1)();____12=--如果21=-x ,则=x _______.(2)求42-+-x x 的最小值,并求此时x 的取值范围;(3)由以上探素已知(x-2+1x-4)(y=1+y-6)=10,则求x+y 的最大值与最小值(4)由以上探索及猜想,计算20182017321-+-+⋯+-+-+-x x x x x 的最小值。
2018-2019 长沙市中雅培粹学校上学期第三次月考 七年级(无答案)
2018-2019-1 中雅培粹第三次月考七年级英语试卷II.知识运用(两部分,共20 小题,计20 分)第一节语法填空从A、B、C 三个选项中选择最佳答案填空。
(共10 小题,计10 分)( )21. ________ is his family and ________ are his parents.A. This; thatB. These; thisC. This; these( )22. There is ________ “u” and ________ “m” in the word “umbrella”A. an; aB. a; anC. a; a( )23. Well, you can email Tom ________ , and ask him ________ help.A. on; forB. at; atC. at; for( )24. Eric ________ strawberries, but he doesn’t ________ pears.A. like; likesB. likes; likesC. likes; like( )25. — Mom, I want ________ bread.— Sounds good! Let’s ________ it for dinner.A. to eat; to haveB. eat; to have;C. to eat, have( )26. They often have ________ lunch at school and play ________ baseball after school.A. the; /B. /; theC. /; /( )27. Cristiano Ronaldo is a ________ soccer star. He plays soccer very ________.A. good; goodB. good; wellC. well; well( )28. — ________ my dictionary?— It’s on Jenny’s chair. A. Who is B. What is C. Where is( )29. — Do your friends have a ping-pong ball?— ________. But they have a volleyball.A. Yes, they do.B. No, they haven’t.C. No, they don’t.( )30. — Your new phone is very nice. Can I have a look?— Sure. ________.A. Thank youB. Here you areC. Give you第二节词语填空通读下面的短文,掌握其大意,然后从各题所给的A、B、C 三个选项中选出最佳答案。
2018-2019年湖南省长沙市雅礼集团七年级(上)期末英语试卷(解析版)
2018-2019学年湖南省长沙市雅礼集团七年级(上)期末英语试卷一、知识运用(两部分,共20题,计20分)第一节语法填空从所给A、B、C三个选项中选择最佳答案填空.(共10小题,计10分)1.(1分)﹣﹣﹣Alan,let's play __________ tennis.Good idea.__________tennis ball is on the chair.Let me get it.()A.the;A B./;The C./;A2.(1分)﹣﹣﹣What do you have for breakfast?﹣﹣﹣Two eggs and some __________.()A.bread B.hamburger C.apple3.(1分)Look! Here is a nice family photo in my __________ room.()A.parents'B.parents's C.parents4.(1分)Dale,__________trousers are your sister's.__________ are on the bed.()A.this;Yours B.these;YoursC.this;Your5.(1分)__________ favourite sport is soccer.Do you want to play it with __________ ?()A.I;me B.My;I C.My;me6.(1分)﹣﹣﹣How much __________ this set of box?﹣﹣﹣20 dollars.()A.is B.am C.are7.(1分)My cousin _________healthy food every day.He wants ________ a basketball player in the future.()A.have;to be B.has;beC.has;to be8.(1分)﹣Is the school trip______ September?﹣Yes,it's______ September 18 th.()A.in,on B.on,in C.on,on D.in,in9.(1分)﹣﹣﹣Mike,what do you think of English?﹣﹣﹣Hmm,I think it's difficult __________ interesting.()A.and B.but C.or10.(1分)December is____________month of the year.()A.twelve B.the twelfthC.the twelveth二、词语填空通读下面的短文,掌握其大意,然后从各题所给的A、B、C三个选项中选出一个最佳答案.(共1小题,计10分)11.(10分)There is an old poem that goes "Spring,the sweet spring,is the year's pleasant king." Spring Festival is my favourite(1)holiday.Now Spring Festival is popular in many parts of the world.It's one of the (2)day of the first lunar month of each year.Once upon a time,there was a monster(怪物)called Nian.He could (3)people in one bite(一口).People were afraid of(4).They set off fireworks(烟火)to drive Nian away and bring good luck.I love Spring Festival because it's a great time for (5)reunion(重聚).Butit's a little difficult for parents to (6)about the food for dinner.After dinner,I like to watch the Spring Festival Gala (7)my family.And then we watch fireworks together.The fireworks light up the sky like a phoenix(凤凰)breaking through the clouds.How (8)! Also,we can ask the parents and grandparents for red envelopes with lucky money inside.We are (9)happy.Everyone is full of happiness during the festival.We give thanks for our lives and wish for a better future.This is(10)I like Spring Festival best.(1)A.Chinese B.American C.English(2)A.first B.second C.third(3)A.find B.drink C.eat(4)A.him B.her C.them(5)A.classmates B.family C.friend(6)A.think B.talk C.ask(7)A.in B.with C.about(8)A.difficult B.interesting C.boring(9)A.only B.just C.really(10)A.what B.how C.why三、阅读技能(四部分,共24题,计48分)第一节图表理解阅读下列图表,从所给的A、B、C三个选项中,选出最佳选项回答问题或完成句子(共2小题,计10分)12.(4分)Welcome to the Window of the WorldOpening Fees(费用)Monday to Friday 10:00 a.m~6:00 p.m Adult (成年人)﹩1212~18﹩8Saturday to Sunday 8:00 a.m~8:00 p.m6~12﹩6under6free(1)On Mondays,the Windows of the World opens at.A.6:00 in the afternoonB.8:00 in the morningC.10:00 in the morning(2)Helen is 15,and her little sister is 6.If they go to the Window of the World,how much should they pay?A.﹩14B.﹩18C.﹩2013.(6分)Winter holiday is here! What is your plan?Here are some ideas.Try them and havea great holiday.SUN Feb 3Help your Parenta tidy your homeMON Feb 4Stay up late.The holiday is the time for crazy(疯狂)things.TUE Feb 5Peppa Celebrates Chinese New Year (《小猪佩奇过大年》)is in theaters.WED Feb 6THU Feb 7Get yourlucky money(压岁钱)FRI Feb 8Eat a big meatSAT Feb 9Light a firecracker(爆竹).(1)You can stay up late on.A.February 3ndB.February 4thC.February 5th(2)Can you watch Peppa Celebrates Chinese New Year during the holiday?A.Yes.B.No.C.We don't know.(3)Which is NOT mentioned in the plan?A.Help your parents tidy the home.B.Get your lucky money.C.Play computer games at home.第二节短文理解阅读下列短文,从每题所给的A、B、C三个选项中,选出最佳选项回答问题或完成句子.(共2小题,计20分)14.(10分)Winter is here.It is freezing cold in many Chinese cities.Do you put on your winter coats,sweaters and qiuku?Qiuku is also called "thermal underwear"(保暖内衣).It keeps people warm in the coldest months of the year.Because of its pronunciation(发音)in Chinese,English﹣speaking people jokingly call it "chill cool".Actually,in Western countries people also wear long underwear,like qiuku.They call them "long johns".Some people think they are named after John Sullivan,a famous British boxer(拳击手).He wore clothes that looked like long underwear while boxing.But long johns are not very popular among young people in these countries.They think they are not cool.They may also think they will be fine without them,because they won't be outside for very long.However,doctors may ask you to forget you pride(骄傲)and wear qiuku in winter,or you may easily get arthritis(关节炎).(1)Which of the following is NOT another name of "qiuku"?A.Thermal underwear.B.Long johns.C.Short johns.(2)When do people wear qiuku according to the passage?A.In winterB.In summerC.In autumn(3)Where is John from?A.ChinaB.BritainC.American(4)Why are long johns not popular among young people?A.They are not cool.B.They will be fine without them.C.Both A and B.(5)What's the best title for the passage?A.Winter is coming.B.Wear your long johns to stay warm.C.The English names of "qiuku".15.(10分)Bumblebee is a character from the Transformers film series.He is a small autobot (汽车人).He has yellow and black stripes(条纹),just like a bumblebee(大黄蜂).Now this character even has his own movie called Bumblebee.The story goes back to 1987.Bumblebee comes to Earth to find a safe place for his friends.But he is attacked(攻击)and gets hurt.Finally,he arrives at a landfill(垃圾场)on the coast(海岸)of California,US.One day,a girl named Charlie Watson finds him.Watson is sad,as she has just lost her father.When she sees Bumblebee,she decides to take him back home and make him work again.But she later finds out that he is not just a toy,but an autobot.She wants to keep this a secret.But somebody finds out.What happens next?You can see the movie yourself to find out.The movie comes out in Chinese mainland theaters starting from Jan 4,2019.(1)What is Bumblebee in the movie?A.A toy.B.An autobotC.An animal(2)What does the underlined word "safe" mean in Chinese?A.危险的.B.安全的.C.宁静的.(3)What color is Bumblebee?A.Yellow and black.B.Yellow and white.C.Black and white.(4)We can watch the movie on.A.Jan 4,2018.B.Jan 3,2019.C.Jan 5,2019(5)Which of the following is TRUE?A.The story goes back to 1987.B.A boy named Charlie Watson finds and helps Bumblebee.C.Charlie doesn't want to keep a secret.第三节语篇补全阅读下面的短文,从短文后的选项中选出能填入空白处的最佳选项补全短文.选项中有一项为多余选项.(共1小题,计8分)16.(8分)Go,also known as weiqi,is a challenging(有挑战性的)game.Chinese player Ke Jie is one of the world's best Go players.(1)But he is really good at playing Go.He has won six world championships(冠军).(2)He won his first national championship in 2007.He became a professional Go player in 2008 when he was 10 years old.In 2015,Ke got to play against South Korean master(大师)Go player Lee Se﹣dol.Before the games.(3)At last he won!Later,Lee Se﹣dol lost a game to the Al machine AlphaGo.(4)He did,infact.Although he lost in the end,his playing was still impressive(让人印象深刻的).More people have become interested in Go because of Ke."I hope people who like me and Go will keep following me and see my success(成功)." he told Xinhua.A.Go is a board game.B.He started playing Go when he was 6 years old.C.Then Ke wanted to challenge AlphaGo.D.Ke said he was sure that he can win.E.Ke is only 21 years old.第四节阅读表达阅读下面的短文,根据短文内容回答问题.(共1小题,计10分)17.(10分)阅读下面的短文,根据短文内容回答问题.Dear James.Hello,my name is Jenny.I am a student at Sunshine Middle School.I love my new school.It's very big,I like my classroom very much because it is big and clean.There're many nice students in my class.Amy is my best friend.At lunch time,we usually read books or play games happily.I am new here,but my classmates are all good to me.All my friends are great! I love them very much.The school starts at 8:00 every morning.We do morning sports first.Our class starts at 8:25 a.m.My favorite subjects are Chinese and history.I like math,too.I often do my homework for two hours every day.I join the reading club after school.And I help my friends with English after school.Amy is in the swimming club.She is a very good swimmer! We always have a good time at school!Jenny (1)Is this a school note?(2)Who is Jenny's best friend in the new school?(3)What do Jenny and her best friend usually do at lunch time?(4)When does the school start every morning?(5)How many subjects are mentioned in the passage?第二节情景交际通读下面的对话,根据上下文补全对话内容.(共1小题,计10分)18.通读下面的对话,根据上下文补全对话内容.A:Good afternoon,Bob.How's your day?B:It's OK.Oh,I see a nice photo of a man on the wall.(1)?A:He is my favourite soccer star.Messi.And I know a lot about him.B:Really?(2)?A:He likes eggs and milk for breakfast.B:(3)?A:Yes,he like vegetables very much.He thinks they are healthy.B:(4)?A:His birthday is on June 24th,1987.B:Wow,you are really a big fan of Messi.Thank you.A:(5).四、写作技能(三部分,共1小题,计32分)第一节语篇翻译阅读下面的短文,将划线的句子译成英文或中文.(共1小题,计10分)19.(10分)阅读下面的短文,将划线的句子译成英文或中文.Who is everyone's favorite sailor(水手)?It's Popeye(波派),of course.A US artist first made this cartoon character in 1929.(1)He will be 90 years old this year.Popeye is not very tall,strong or handsome.He has a large chin(下巴)and his right eye is nearly closed.But he is a very brave man.(2)He shows us that everyone can be great.Popeye loves a girl named Olive(奥利弗).A bad man named Bluto(布鲁托)always tries to hurt her.(3)所以她总是向波派求助.But how can Popeye beat(打败)Bluto?He eats spinach(菠菜).The spinach gives him power.His big muscles come out.(4)打败布鲁托对他来说是报容易的.This made spinach a popular food in the US.(5)Many children likes it after watching Popeye on TV.Their moms always said it was good,but it was this sailor who got them to eat it.Popeye is one of the oldest cartoon characters on TV.But many people still love him.This year,Sony Pictures said they are going to make a new 3D movie about him.We might see Popeye on the big screen soon.(1)(2)(3)(4)(5)第三节书面表达(12分)20.(12分)假如你是Lily,你的同班同学Jack想认识你的好朋友Lin Mei.请根据下面表格中的信息,用英语写一封e﹣mail向他介绍Lin Mei.要求:1.邮件必须包含表格里的所有内容,并适当发挥.2.70词左右,邮件开头结尾已给出,不计入总数.3.文中不得出现真实的校名和姓名.年龄12生日7月20日喜欢的食物冰淇凌喜欢的颜色蓝色喜欢的运动排球,棒球喜欢的学科英语和体育电话号码7265﹣4328电子邮件地址Linmai@sina.comDear Jack,I'd like to tell you something about LinMei.2018-2019学年湖南省长沙市雅礼集团七年级(上)期末英语试卷参考答案与试题解析一、知识运用(两部分,共20题,计20分)第一节语法填空从所给A、B、C三个选项中选择最佳答案填空.(共10小题,计10分)1.【解答】the 是定冠词,表特指,意为"这、那、这些、那些".放在可数名词和不可数名词前.因play +体育项目(球类、棋类、牌类),中间不加任何成分,因此"打网球"可翻译为"play tennis,第二次提到的物或人,用定冠词the.由题干"﹣﹣﹣艾伦,我们去打网球吧.﹣﹣﹣好主意.网球在椅子上.让我拿到它."可知,第一个空格"不填";第二个空格用The,所以答案应是/;The.故选:B.2.【解答】考查名词.A面包.B汉堡包,单数.C苹果,单数.some修饰不可数名词或可数名词复数.bread面包,不可数名词.故选:A.3.【解答】这是考查名词所格做定语的句子.表示"某人的"要用名词所有格的形式来表达,即在名词后面加上's,以s结尾的复数名词在变有格时,只加',不再写s.所以,parents 的所有格是parents'.故选:A.4.【解答】根据句意:Dale,裤子是你妹妹的.你的在床上.trousers是复数形式,用these;第二空后没有名词,用名词性物主代词.故选:B.5.【解答】I"我"是人称代词主格;me"我"诗人称代词宾格;my"我的"是形容词性的物主代词.由题干"我最喜爱的运动是足球,你想和我一起玩吗?"可知,第一个空格是"我的",用My;第二个空格是"我",用宾格,用me.所以答案应是My;me.故选:C.6.【解答】根据this set of box,可知这里set是单数,be动词用is.故选:A.7.【解答】根据My cousin _________healthy food every day,可知句子主语是单数,谓语动词用单数形式,这里用has;而He wants ﹣﹣,可知want to do sth表示想做某事.故选:C.8.【解答】in在哪一年,哪一月,哪一季节,on在某一天,或某一天的上午,下午,晚上;此题根据语境:学校旅行在九月份吗?是的,在九月18.故选:A.9.【解答】根据句意:﹣迈克,你觉得英语怎么样?﹣嗯,我认为很难但有趣.由difficult __________ interesting可知前后是转折关系.故选:B.10.【解答】答案:B.根据语境推测句意是"12月是一年中的第12个月."设空处后面是month 这个名词单数形式,判断其前的数词需要用序数词作定语修饰,表示"第12".twelve的序数词是twelfth,序数词前要加the.故选B.二、词语填空通读下面的短文,掌握其大意,然后从各题所给的A、B、C三个选项中选出一个最佳答案.(共1小题,计10分)11.【解答】1.A.考查形容词.Chinese中国的;American美国的;English英国的.根据语境和常识可知,春节是中国的传统节日,故句意是,春节是我最喜欢的中国假日,故选A.2.A.考查序数词.first 第一的;second第二的;third第三的.根据语境和常识可知,春节在每年农历的第一天,故选A.3.C.考查动词.find发现;drink 喝;eat吃.根据语境可知,它能一口把人吃掉,故选C.4.A.考查代词;him他;her 她;them他们.根据上文"Once upon a time,there wasa monster(怪物)called Nian"和"He could (3)people in one bite(一口)"可知,因为这个怪物能一口把人吃掉,所以人们很怕"他",故选A.5.B.考查名词.classmates同学;family家庭;friend朋友.根据语境可知,我非常喜欢春节,因为这是家人团聚的幸福时刻,故选B.6.A.考查动词.think思考;talk 交谈;ask询问.根据语境可知,但是对于父母来说,考虑晚饭吃什么有点困难.think about考虑.故选A.7.B.考查介词.in 在……里面;with 和……一起;about关于.根据语境可知,饭后我喜欢跟家人一起观看春节联欢晚会.故选B.8 B.考查形容词.difficult困难的;interesting有趣的;boring无聊的.根据上文"Thefireworks light up the sky like a phoenix(凤凰)breaking through the clouds"可知,焰火像凤凰一样照亮天空,打破乌云,这是很有趣的,故选B.9.C.考查副词.only仅仅;just正是(只是);really真地.根据语境可知,我们非常高兴,故选C.10.C.考查关系副词(或代词).what 什么;how怎样;why为何.根据语境可知,这就是我(为什么)最喜欢春节的原因,故选C.三、阅读技能(四部分,共24题,计48分)第一节图表理解阅读下列图表,从所给的A、B、C三个选项中,选出最佳选项回答问题或完成句子(共2小题,计10分)12.【解答】1.C 细节理解题.根据Monday to Friday:10:00a.m~6:00p.m.可知星期一,世界之窗上午10点开门.故选C.2.A 细节理解题.根据12~18:﹩8.和6~12:﹩6.可知海伦15岁,她的小妹妹6岁.如果他们去世界之窗,他们应该付8+6=14,故选A.13.【解答】1.B 细节理解题.根据Feb 4:Stay up late.The holiday is the time for crazy(疯狂)things.2月4日:熬夜.假期是做疯狂事情的时候.可知2月4日.故选B.2.A 细节判断题.根据Feb 5:Peppa Celebrates Chinese New Year (《小猪佩奇过大年》)is in theaters.可知《小猪佩奇过大年》正在电影院庆祝中国新年.故选C.3.C 细节判断题.根Feb 3:Help your Parenta tidy your home.帮助你的父母打扫你的家.和Feb 7:Get your lucky money(压岁钱)拿到压岁钱.可知没有提到在家玩电脑游戏.故选C.第二节短文理解阅读下列短文,从每题所给的A、B、C三个选项中,选出最佳选项回答问题或完成句子.(共2小题,计20分)14.【解答】1.C.细节理解题.根据第二段Qiuku is also called "thermal underwear"(保暖内衣).秋裤又称"保暖内衣".第四段Actually,in Western countries people also wear long underwear,like qiuku.They call them "long johns".实际上,在西方国家,人们也穿长内衣,比如秋裤,他们称之为"long johns(长内衣裤)".可知,秋裤不称为Short johns.选C.2.A.细节理解题.根据最后一段However,doctors may ask you to forget you pride(骄傲)and wear qiuku in winter,or you may easily get arthritis(关节炎).然而,医生可能会要求你忘记你的骄傲,在冬天穿秋裤,否则你很容易患关节炎.可知,应该是"在冬天"穿秋裤.选A.3.B.细节理解题.根据第四段They call them "long johns".Some people think they are named after John Sullivan,a famous British boxer(拳击手).他们称之为"长内衣裤",有些人认为它们是以英国著名拳击手John Sullivan的名字命名的.可知,john来自英国.选B.4.C.细节理解题.根据倒数第二段They think they are not cool.They may also think they will be fine without them,because they won't be outside for very long.他们认为自己不酷,也可能认为没有它们会很好,因为他们不会在外面呆很长时间.可知,长内衣裤不受年轻人欢迎因为"它们不酷,不穿它们将会很好".A,B都正确.选C.5.B.主旨大意题.根据最后一段However,doctors may ask you to forget you pride(骄傲)and wear qiuku in winter,or you may easily get arthritis(关节炎).然而,医生可能会要求你忘记你的骄傲,在冬天穿秋裤,否则你很容易患关节炎.第二段Qiuku is also called "thermal underwear"(保暖内衣).It keeps people warm in the coldest months of the year.秋裤又称"保暖内裤",在一年中最冷的几个月里,它能保暖.可知,标题可以是"穿上你的长内衣裤保暖".选B.15.【解答】(1)B.细节理解题.根据Bumblebee is a character from the Transformers film series.He is a small autobot(汽车人).大黄蜂是变形金刚电影系列中的角色.他是一个小汽车人.故选B.(2)B.词义猜测题.根据Bumblebee comes to Earth to find a safe place for his friends.大黄蜂来到地球为他的朋友找到一个安全的地方.故选B.(3)A.细节理解题.根据He has yellow and black stripes(条纹),just like a bumblebee (大黄蜂).他有黄色和黑色条纹,就像一只大黄蜂.故选A.(4)C.细节理解题.根据The movie comes out in Chinese mainland theaters starting from Jan 4,2019.这部电影从2019年1月4日开始在中国大陆上映.故选C.(5)A.细节理解题.根据The story goes back to 1987.故事可以追溯到1987年.故选A.第三节语篇补全阅读下面的短文,从短文后的选项中选出能填入空白处的最佳选项补全短文.选项中有一项为多余选项.(共1小题,计8分)16.【解答】1.E.细节推理题.根据后两句But he is really good at playing Go.He has won six world championships(冠军).但他非常擅长下围棋,他赢得了六次世界冠军.可知,上一句应该是"柯只有21岁".选E.2.B.细节推理题.根据后两句He won his first national championship in 2007.He becamea professional Go player in 2008 when he was 10 years old.他在2007年赢得了第一个全国冠军,在2008年10岁时成为职业围棋选手.可知,上一句应该是"他6岁时开始玩围棋".选B.3.D.细节推理题.根据上一句Before the games.比赛前.及下一句At last he won!最后他赢了!可知,中间应该是"柯说他确信他能赢".选D.4.C.细节推理题.根据上一句Later,Lee Se﹣dol lost a game to the Al machine AliphaGo 后来,李世石在一场比赛中输给了人工智能阿尔法.及下一句He did,in fact.Although he lost in the end,his playing was still impressive(让人印象深刻的).事实上,他的确做了.虽然他最终输了,但他的表现仍然令人印象深刻.可知,中间应该是"然后柯想挑战阿尔法".选C.第四节阅读表达阅读下面的短文,根据短文内容回答问题.(共1小题,计10分)17.【解答】1.No,it isn't.细节理解题,根据语境:Dear James.可只是一封信,不是学校通知.故答案为:No,it isn't.2.Amy.细节理解题,根据语境:Amy is my best friend.艾米是我最好的朋友.故答案为:Amy.3.They read books or play games 细节理解题,根据语境:At lunch time,we usually read books or play games happily.午饭时,我们通常愉快地读书或玩游戏.故答案为:They read books or play games.4.At 8:00.细节理解题,根据语境:The school starts at 8:00 every morning.学校每天早上8:00开始.故答案为:At 8:00.5.Four.细节理解题,根据语境:My favorite subjects are Chinese and history.I like math,too,And I help my friends with English after school.我最喜欢的科目是汉语和历史.我也喜欢数学.放学后我帮助我的朋友学英语.可知提到了四个科目.故答案为:Four.第二节情景交际通读下面的对话,根据上下文补全对话内容.(共1小题,计10分)18.【解答】细节理解题.1.Who is he?根据下一句:他是我最喜欢的足球明星.可知此处应该是:他是谁?故填:Who is he?2.What does he like for breakfast?根据下一句:他早餐喜欢吃鸡蛋和牛奶,可知此处应该是:他早餐想吃什么?故填:What does he like for breakfast?3.Does he like vegetables for breakfast?根据下一句:是的,他非常喜欢蔬菜,可知此处应该是:他喜欢早餐吃蔬菜吗?故填:Does he like vegetables for breakfast?4.When was he born?根据下一句:他的生日是1987年6月24日.可知此处应该是:他什么时候出生的?故填:When was he born?5.You are welcome.根据上一句:谢谢,可知此处应该是:不客气.故填:You are welcome.四、写作技能(三部分,共1小题,计32分)第一节语篇翻译阅读下面的短文,将划线的句子译成英文或中文.(共1小题,计10分)19.【解答】(1)考查英译汉,句中有will be,表明本句用的是一般将来时态.this year 译成"今年".故译为"今年他将90岁.".(2)考查英译汉,本句show 后接两个宾语.直接宾语是由that引导的宾语从句.故译为"他展示我们大家可以很棒."(3)考查汉译汉,"向……求助"译为"ask…for help",根据上下文,ask用一般现在时,故译为"So he always asks Popeye for help.".(4)考查汉译汉,分析句子结构,运用不定式做主语的句型"it…to do"来翻译,故译为"It's very easy for him to beat Bluto.".(5)考查英译汉,本句中含有after + 动名词短语,故译为"在电视上看见波派后许多孩子喜欢菠菜.".第三节书面表达(12分)20.【解答】Dear Jack,I'd like to tell you something about Lin Mei.(高分句型一)(要点一,将告诉同班同学的新信息.)Lin Mei is my good friend.She is 12 years old.And her birthday is July 20th.(要点二,介绍朋友的年龄及生日.)Her favorite food is ice﹣﹣cream.(高分句型二)And her favorite color is blue.She likes volleyball and baseball best.(高分句型三)Her favorite subjects are P.E and English ,(要点三,介绍朋友的爱好.)Her telephone number is 7265﹣4328.Her E﹣mail is Linmei@sina.com.(要点四,告诉朋友的电话号码及邮件地址.)I hope you can become friends with her.(高分句型四)We can play together then.(要点五,我的愿望.)Your friend,Lily。
湖南省长沙市雅礼中学2018-2019学年高三上学期第三次月考试卷数学含答案
湖南省长沙市雅礼中学2018-2019学年高三上学期第三次月考试卷数学含答案班级__________ 座号_____ 姓名__________ 分数__________一、选择题(本大题共12小题,每小题5分,共60分.每小题给出的四个选项中,只有一项是符合题目要求的.)1. 已知,,a b c 为ABC ∆的三个角,,A B C 所对的边,若3cos (13cos )b C c B =-,则s i n :s i n C A =( ) A .2︰3 B .4︰3 C .3︰1 D .3︰2 【命题意图】本题考查正弦定理、余弦定理,意在考查转化能力、运算求解能力.2. 设函数()()21x f x e x ax a =--+,其中1a <,若存在唯一的整数,使得()0f t <,则的 取值范围是( ) A .3,12e ⎡⎫-⎪⎢⎣⎭ B .33,24e ⎡⎫-⎪⎢⎣⎭ C .33,24e ⎡⎫⎪⎢⎣⎭ D .3,12e ⎡⎫⎪⎢⎣⎭1111] 3. 与命题“若x ∈A ,则y ∉A ”等价的命题是( )A .若x ∉A ,则y ∉AB .若y ∉A ,则x ∈AC .若x ∉A ,则y ∈AD .若y ∈A ,则x ∉A4. 已知f (x ),g (x )分别是定义在R 上的偶函数和奇函数,且f (x )﹣g (x )=x 3﹣2x 2,则f (2)+g (2)=( ) A .16B .﹣16C .8D .﹣85. 已知圆C 方程为222x y +=,过点(1,1)P -与圆C 相切的直线方程为( )A .20x y -+=B .10x y +-=C .10x y -+=D .20x y ++= 6. 一个几何体的三视图如图所示,则该几何体的体积是( )A .64B .72C .80D .112【命题意图】本题考查三视图与空间几何体的体积等基础知识,意在考查空间想象能力与运算求解能力.7. 已知函数()e sin xf x x =,其中x ∈R ,e 2.71828=为自然对数的底数.当[0,]2x π∈时,函数()y f x =的图象不在直线y kx =的下方,则实数k 的取值范围( )A .(,1)-∞B .(,1]-∞C .2(,e )π-∞D .2(,e ]π-∞【命题意图】本题考查函数图象与性质、利用导数研究函数的单调性、零点存在性定理,意在考查逻辑思维能力、等价转化能力、运算求解能力,以及构造思想、分类讨论思想的应用. 8. 函数y=a x +2(a >0且a ≠1)图象一定过点( )A .(0,1)B .(0,3)C .(1,0)D .(3,0)9. 若函数()y f x =的定义域是[]1,2016,则函数()()1g x f x =+的定义域是( )A .(]0,2016B .[]0,2015C .(]1,2016D .[]1,2017 10.在ABC ∆中,22tan sin tan sin A B B A =,那么ABC ∆一定是( )A .锐角三角形B .直角三角形C .等腰三角形D .等腰三角形或直角三角形 11.已知集合23111{1,(),,}122i A i i i i -=-+-+(其中为虚数单位),2{1}B x x =<,则A B =( ) A .{1}- B .{1} C .{1,}2- D .{}212.设βα,是两个不同的平面,是一条直线,以下命题正确的是( ) A .若α⊥l ,βα⊥,则β⊂l B .若α//l , βα//,则β⊂l C .若α⊥l ,βα//,则β⊥l D .若α//l ,βα⊥,则β⊥l二、填空题(本大题共4小题,每小题5分,共20分.把答案填写在横线上)13.(﹣2)7的展开式中,x 2的系数是 .14.图中的三个直角三角形是一个体积为20的几何体的三视图,则h =__________.15.已知1,3x x ==是函数()()()sin 0f x x ωϕω=+>两个相邻的两个极值点,且()f x 在32x = 处的导数302f ⎛⎫'<⎪⎝⎭,则13f ⎛⎫= ⎪⎝⎭___________.16.设,则三、解答题(本大共6小题,共70分。
湖南省长沙市雅礼中学联考2018-2019学年七年级上期末考试历史试题(无答案)
2018-2019学年年第一学期期末联考初一年级历史试卷注意事项:1.答题前,请考生先将自己的姓名、准考证号等信息填写清楚,并认真核对条形码上的姓名、准考证号、考室和座位号;2.必须在答题卡上答题。
在草稿纸、试题卷上答题无效;3.答题时,请考生注意答题要求;4.请勿折叠答题卡,保持字体工整、笔记清晰、卡面清洁;5.答题卡上不得使用涂改液、涂改胶和贴纸。
6.本试卷共3道大题,21道小题,满分100分,时量60分钟一、选择题(在下列各题的四个选项中,只有一项是最符合题意的。
本大题共18小题,每小题3分,共54分)1.“上古之世……民多疾病。
有圣人作,筠燧取火以化腥臊,而民说之,使王天下,号之曰燧人氏。
”《韩非子》中记载的这段文字最早可能反映的是()A.元谋人时期B.北京人时期C.山顶洞人时期D.炎黄时期2.下列图片中,反映黄河流域半坡原始居民文化特征的是A.①②B.③④C.②④D.①③3.夏朝建立于约公元前2070年,这一年属于公元前A.20世纪前期B.20世纪后期C.21世纪后期D.21世纪前期4.“大道之行,天下为公。
今大道既隐,天下为私。
”我国从“天下为公”转变为“天下为私”是从谁开始的?A.禹B.启C.纣王D.汤5.新世纪来临之际,党中央铸造司母戊鼎的复制品,命名为“中华世纪鼎”,将其作为中国人民迎接新世纪到来的珍贵礼物送给了联合国。
带着全体中国人民的美好祝愿,“中华世纪鼎”已被联合国永久珍藏。
你认这个“鼎”所表达的含义是A.祭祀用品B.王权的象征C.团结、协作精神D.称霸世界的愿望6.“天子适诸侯,曰巡守;巡狩者,巡所守也。
诸侯朝于天子,曰述职,述职者,述所职也。
无非事者不朝则贬其爵,再不朝则削其地,三不朝则六师移之。
”(《孟子·告子》)”上述材料所反映的是哪个朝代所实行的制度A.夏朝B.西周C.秦朝D.东汉7.“东流不尽秦时水,润泽天府两千年。
”(《都江堰南桥楹联》),下列对于都江堰叙述错误的是A.修建于战国时期B.由李春主持修建C.分为鱼嘴、宝瓶口和飞沙堰三个主体工程D.该工程的修建使成都平原成为“天府之国”8.农民起义是一个具有广泛应用的术语,通常意味着失去土地的农民的起义,反抗既成的秩序或建制。
2018-2019学年上学期七年级英语第三次月考卷及答案
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学 校
1. __________
2.__________ 3.__________ 4.__________ 5.__________
— : 6.__________
7.__________ 8.__________ 9.__________ 10.__________
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五、阅读理解。(共 35 分)
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(A)
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Tom:Good evening, Mum. Mum:Good evening, Tom.
— Tom:Do we eat chicken for dinner, Mum?
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Mum:No, we eat fish and carrots, dear. Tom:Mum, I don't like carrots. I like chicken.
A. twenty three B. twenty -three C. two ten three D. twenty-third
( )15. My shoes _______ new. This pair of shoes ________ beautiful.
A. is; is B. are; is C. is; are D. are; are
C. It’s yours.
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— ( )2. A. I am Kate.
B. W-A-T-C-H. C. Thank you.
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)3. A. No, he isn’t.
B. Yes, they can. C. Yes, they are.
( )4. A. It’s nice.
2018~2019学年度七年级数学月考试卷及答案
2018—2019学年度第一学期第三次月考七年级数学试卷一、选择题(本大题共10小题,每小题3分,共30分) 1、如果电梯上升5层记为+5,那么电梯下降2层应记为( )A .+2B .-2C .+5D .-52、如图,在四个几何体中,从左面看与从正面看不相同的几何体是( )A .正方体B .长方体C .球D .圆锥3、如图,数轴上点A 表示数a ,则-a 表示数( )A .2B .1C .-1D .-2 4、下列计算正确的是( ) A .3a +2b =5ab B .5a 2-2a 2=3 C .7a +a =7a2D .2a 2b -4a 2b =-2a 2b5、下列含有字母的式子,符合书写规范要求的是( )A .-1aB .512b C .0.5xy D .(x +y)÷z6、已知a 为有理数,且0<a <1,则a ,a 2,1a的大小关系是( )A .a <a 2<1aB .1a <a 2<aC .1a <a <a 2D . a 2<a <1a7、根据图的流程图中的程序,当输入的数据x 为-2时,输出的数值y 为( )A .4B .6C .8D .108、下列说法正确的是( )A .直线AB 和直线BA 表示同一条直线 B .过一点P 只能作一条直线C .射线AB 和射线BA 表示同一条射线D .射线a 比直线b 短9、点C 是线段AB 的中点,点D 是BC 上一点,则以下关系式中不正确的是( )A .CD =AC -BDB .CD =12AB -BDC .CD =12BC D .CD =AD -BC10、在一仓库里堆放着若干个相同的正方体小货箱,仓库管理员将这堆货箱的从三个方向看到的图形画了出来,如图所示,则这堆正方体小货箱共有( )A .11箱B .10箱C .9箱D .8箱二、填空题(本大题共6小题,每小题4分,共24分)11、化简:(7a -5b)-(4a -3b)=________12、2018年茂名市教育扶贫工作实施方案出台,全市计划争取“全面改薄”专项资金120 000 000元,用于改造农村义务教育薄弱学校100所,数据120 000 000用科学记数法表示为____.13、一个两位数,个位数字与十位数字的和为6,设十位数字为x ,则这个两位数可表示为______. 14、如图,点D 是线段AB 的中点,点C 是线段AD 的中点,若CD =1,则AB =_________.15、如图,左边是一个由5个棱长为1的小正方体组合而成的几何体,现在增加一个小正方体,使其从上面看如右图,则增加后的几何体的左视图的面积为__________.16、如果有2 018名学生排成一列,按1,2,3,4,5,4,3,2,1,2,3,4,5,4,3,2,1,…的规律报数,那么第2 018名学生所报的数是_______.三、解答题一(本大题共3小题,每小题6分。
湖南省长沙市雅礼中学联考2018-2019学年七年级上期末考试数学试题
2018-2019学年度下学期期末联考初一年级数学试卷一、选择题(在下列各题的四个选项中,只有一项是符合题意的,请在答题卡中填涂符合题意的选项,本大题共12个小题,每小题3分,共36分)1.下列说法中正确的是A.0是最小的数B.最大的负有理数是-1C.绝对值等于它本身的数是正数D.互为相反数的两个数和为02.2018年国庆期间国内旅游收入5990.8亿元,将5990.8亿用科学记数法表示为A.10109908.5⨯B.11109908.5⨯C.12109908.5⨯D.13109908.5⨯3.根据等式的基本性质,下列结论正确的是A.若,y x =则zy z x = B.若,y x =2则y x =6 C.若,2=ax 则ax 2= D.若,y x =则z y z x -=- 4.在代数式3015132y x xyz x y x a y x ++--,π,,,,,,中有 A.3个多项式,4个单项式B.2个多项式,5个单项式C.8个整式D.3个多项式,5个单项式5.如图所示是由一些相同的小正方体构成的立体图形从正面、左面、上面看到的形状图,那么构成这个立体图形的小正方体的个数是(A.5个B.6个C.7个D.8个6.如图,直线AB 、CD 相交于点O,下列条件中,不能说明AB ⊥CD 的是A.∠AOD=90°B.∠AOC=∠BOCC.∠BOC+∠BOD=180°D.∠AOC+∠BOD=180°7.如图,若延长线段AB 到点C,使BC=41AB,D 为AC 的中点,DC=5cm,则线段AB 的长度是 A.10cmB.8cmC.6cmD.4cm>8.如图,已知O 是直线AB 上一点,∠1=40°,0D 平分∠BOC,∠2的度数是A.20°B.25°C.40°D.70°9.如图,已知,∥21l l 且∠1=120°,则∠2=A.40°B.50°C.60°D.7010.若b a 、为有理数,有下列结论正确的是A.如果,>b a 那么b a >B.如果,b a ≠那么b a ≠C.如果,>b a 那么22b a >D.如果,>22b a 那么b a >1l.如果单项式1+-b xy 与3221y x a +是同类项,那么关于x 的方程0=+b ax 的解为 A.1=x B.1-=x C.2=x D.2-=x12.已知整数⋯,,,,4321a a a a 满足下列条件:,,,,,⋯+-=+-=+-==11103423121a a a a a a a依此类推,则2018a 的值为A.0B.-1C.1009D.-1009二、填空题(共6小题,每小题3分,共18分)13.如果数a 与2互为相反数,那么=a _______.14.如图,是从甲地到乙地的四条道路,其中最短的路线是甲经点_____到乙,理由是______.15.命题“相等的两个角是内错角”是_______命题(填“真”或“假”).16.已知,122=+x x 则2632-+x x 的值是______.17.已知21=x 是方程()2326+=+m m x 的解,则m 为_________. 18.A 、B 为数轴上两点,点A 所表示的数为-20,点B 所表示的数为40.现有一只电子蚂蚁P 从点B 出发,以4个单位每秒的速度向左运动.当PB=2PA 时,运动时间t 等于_______.三、解答题(本题共8小题,其中第19、20题6分,第21、22题8分,第23、24题9分,第25、26题10分,共66分)19.有理数计算 (1)()721279541-⨯⎪⎭⎫ ⎝⎛+-(2)()[]62311124--⨯÷--20.解下列方程(1)()x x -=-234(2)312125+-=-x x21.(1)化简求值:已知,02112=⎪⎭⎫ ⎝⎛++-y x 求代数式()()y x y x -+--222423值; (2)若化简()()433222---+-x x x mx 的结果与x 的取值无关,求m 的值。
2018年雅礼集团七(上)第三次月考试卷
雅礼教育集团四校2018年下学期第三次月联考初一年级 数学试卷注意事项:1.答题前,请考生先将自己的姓名、准考证号填写清楚,并认真核对条形码上的姓名、准考证号、考室和座位号;2.必须在答题卡上答题,在草稿纸、试题卷上答题无效;3.答题时,请考生注意各大题题号后面的答题提示;4.请勿折叠答题卡,保持字体工整、笔迹清晰、卡面清洁;5.答题卡上不得使用涂改液、涂改胶和贴纸;本试卷共8道大题,18道小题,满分120分钟,时量120分钟。
一.选择题(共12小题,每小题3分,共36分)1.2--的倒数等于( )A.2B.2-C.21D.21- 2.对于多项式52342432+-+-x x x x 说法正确的( )A.次数为5B.常数项是52C.一次项数是x 4D.三次项系数为2-3.已知数a ,b 在数轴上表示的点的位置如图所示,则下列结论正确的是( )A. a +b >0B. a ﹣b >0C.b a ⋅>0D.b a ⋅<0 4.82cm 接近于( )A.课桌的高度B.三层楼的高度C.姚明的身高D.一张纸的厚度5.下列说法中:(1)234.1-是负数,不是分数;(2)nx mx =,则n m =;(3)单项式23y x -的系数是1;(4)52n m 不是整式。
正确的个数有( ) A. 0个 B.1个 C.2个 D.3个6.地球距月球表面约为384000km ,将此距离精确到千位用科学记数法表示应为( )A.3.84×104kmB. 3.84×105kmC.3.84×106kmD.38.4×104km7.若A =3x 2﹣4y 2,B =﹣y 2﹣2x 2+1,则A ﹣B 为( )A. x 2﹣5y 2+1B. x 2﹣3y 2+1C. 5x 2﹣3y 2﹣1D.5x 2﹣3y 2+1 8若x =2是方程4x +2m ﹣14=0的解,则m 的值为( )A.10B. 4C. 3D.3-9.某商品的标价为200元,8折销售仍赚40元,则商品进价为( )元.A.140B. 120C. 160D. 10010.将103.001.05.02.0=+-x x 的各分母化为整数,可得( ) A. 1301.05.02=+-x x B.103.001.0505=+-x x C.100301.05.020=+-x x D.13505=+-x x 11.我市对城区某主干道进行绿化,计划在此公路的一侧全部栽上“市树”﹣﹣樟树,要求路的两端各栽一棵,并且每两棵树的间隔相等.如果每隔5米栽1棵,则树苗缺21棵;如果每隔6米栽1棵,则树苗正好用完.设原有树苗x 棵,则根据题意列出方程正确的是( )A .5(x +21﹣1)=6(x ﹣1)B .5(x +2)=6(x ﹣1)C .5(x +21﹣1)=6xD .5(x +21)=6x 12.按下面的程序计算,否当输入x =100时,输出结果为501;当输入x =20时,输出结果为506;如果开始输入的值x 为正数,最后输出的结果为656,那么满足条件的x 的值最多有( )A .5个B .4个C .3个D .2个二.填空题(共6小题,每小题3分,共18分)13.如果+3吨表示运入仓库的大米吨数,那么运出5吨大米表示为 吨.14.将数1.6853精确到0.01为 .15.如果是23-n y x 关于x ,y 的五次单项式,则n= .16.已知(x ﹣3)2+|y +5|=0,则xy ﹣y x = .17.元代朱世杰所著的《算学启蒙》里有这样一道题:“良马日行二百四十里,驽马日行一百五十里,驽马先行一十二日,问良马几何追及之?”请你回答:良马 天可以追上驽马.18.某市为提倡节约用水,采取分段收费.若每户每月用水不超过20m 3,每立方米收费2元;若用水超过20m 3,超过部分每立方米加收1元.小明家5月份交水费64元,则他家该月用水 m 3.三.解答题(共8大题,共66分)19.计算题(每小题4分,共8分)(1)()()()3428102-⨯---÷+- (2)()⎪⎭⎫ ⎝⎛---⨯⨯⨯⨯51413121543220.解方程(每小题4分,本题共8分)(1)()()x x x x --=--9762034 (2)()2321352-=-y y21.(6分)化简并求值:()[]1223622+---xy x x xy ,其中2,1=-=y x ;22.有若干张小长方形的纸片,已知小长方形纸片的长和宽的和等于6cm .茗茗用6张这样的纸片拼出了如图1所示的大长方形;墨墨用4张这样的纸片拼出了如图2所示的大正方形.求:(1)茗茗所拼大长方形的周长;(2)墨墨所拼大正方形中间小正方形的面积.图1 图223.在手工制作课上,老师组织七年级(2)班的学生用硬纸制作圆柱形茶叶筒.七年级(2)班共有学生44人,其中男生人数比女生人数少2人,并且每名学生每小时剪筒身50个或剪筒底120个.(1)七年级(2)班有男生、女生各多少人?(2)要求一个筒身配两个筒底,为了使每小时剪出的筒身与筒底刚好配套,应该分配多少名学生剪筒身,多少名学生剪筒底?24.为准备联合韵律操表演,甲、乙两校共100人准备统一购买服装(一人买一套)参加表演,其中甲校人数多于乙校人数,下面是服装厂给出的演出服装的价格表:购买服装的套数1套至49套50套至99套100套及以上每套服装的价格60元55元50元如果两所学校分别单独购买服装,一共应付5710元.(1)如果甲、乙两校联合起来购买服装,那么比各自购买服装共可以节省多少钱?(2)甲、乙两校各有多少学生准备参加表演?(3)如果甲校有9名同学抽调去参加迎奥运书法比赛不能参加演出,那么你有几种购买方案,通过比较,你该如何购买服装才能最省钱?25.甲车和乙车从A、B两地同时出发,沿同一线路相向匀速行驶,出发后1.5h两车相遇,相遇时甲车比乙车少走30km,相遇后1.2h乙车到达A地.(1)两车的行驶速度分别是多少?(2)相遇后,若乙车速度不变,甲车想和乙车同时到达目的地,那么甲车要比原来的行驶速度增加多少km/h?(3)相遇后,甲车到B地间的部分路段限速120km/h,部分路段限速140km/h,(2)中甲车在相应路段,既不超速又不低于限速行驶,刚好能和乙车同时到达目的地,试求限速120km/h和限速140km/h的路段各多少km?26.对于有理数a,b,定义一种新运算“⊙”,规定a⊙b=|a+b|+|a﹣b|.(1)计算2⊙(﹣3)的值;(2)①当a,b在数轴上的位置如图所示时,化简a⊙b;②当a⊙b=a⊙c时,是否一定有b=c或者b=﹣c?若是,则说明理由;若不是,则举例说明.(3)已知(a⊙a)⊙a=8+a,求a的值.。
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2018-2019-1 雅礼集团第三次月考七年级英语试卷II.知识运用(两部分,共20 小题,计20 分)第一节语法填空从A、B、C 三个选项中选择最佳答案填空。
(共10 小题,计10 分)( )21. — Tina, here is an eraser under the desk.— Oh, ________ eraser is Sally’s.A. aB. theC. an( )22. — Do you like playing baseball?— No, I don’t, but my good friends Tom and Eric ________.A. doB. doesC. are( )23. — Who’s that woman ________ red?— Oh, she is our new English teacher.A. inB. withC. on( )24. My sister is a ping-pong player. She plays ping-pong very ________. A. bad B. good C. well( )25. — I don’t like volleyball. It’s too difficult.— Well, let me ________ you. I can teach you.A. helpingB. to helpC. help( )26. — Dale, I can’t find my pen. Can I use ________?— Yes, here you are.A. yourB. yoursC. you( )27. — Do you watch sports on your phone?— No, I only watch ________ on TV.A. themB. theirC. they( )28. — What do you like for lunch, Tom?— I like some ________.A. tomatos and riceB. tomatoes and riceC. tomatoes and rices( )29. — How much ________ that pair of black shoes?— Only 50 dollars. A. is B. are C. does( )30. — Mom, I need some new pencils.— How about ________ out to buy some?A. to goB. goingC. go第二节词语填空通读下面的短文,掌握其大意,然后从各题所给的A、B、C 三个选项中选出最佳答案。
(共10 小题,计10 分)Christmas is an important day for British people. It means(意味着) people____31____ goodbye to last year and hello to the ____32____ year. Just like Chinese people on the Spring Festival(春节), many British people go back to their parents’ home and have a good time with their ____33____.On Christmas Eve (平安夜), the family have a big ____34____ and eat some traditional (传统的) food like turkey and eggnog. After that, they like ____35____ some traditional games. Children can get gifts, ____36____ they don’t know ituntil(直到) the next morning. There are some ____37____ activities (活动), too. Shopping is one of them. It’s a great day for shopping. People can go to the stores to ____38____ some gifts for their family and friends. ____39____ stores are on big sale that day. What’s more, many British people go to the church to sing Christmas songs. ____40____ are happy and wish a merry Christmas.( )31. A. say B. see C. get( )32. A. last B. this C. next( )33. A. friends B. family C. sisters( )34. A. breakfast B. lunch C. dinner( )35. A. meeting B. playing C. finding( )36. A. but B. so C. and( )37. A. difficult B. interesting C. boring( )38. A. buy B. call C. ask( )39. A. No B. All C. Small( )40. A. We B. They C. YouIII. 阅读技能(四部分,共24 小题,计48 分) 第一节图表理解阅读下列图表,从每题所给的A、B、C 三个选项中,选出最佳选项回答问题或完成句子。
(共5 小题,计10 分)B第二节短文理解阅读下列短文,从每题所给的A、B、C 三个选项中,选出最佳选项回答问题或完成句子。
(共10 小题,计20 分)ADo you like to play soccer at school? To some people, soccer means everything. Cavin Muodzi, 24 years old, works as a waiter(服务员) at a restaurant in the USA. In 2016, the young man started a soccer school, Harvest soccer Academy in Capricon, using his money from his job. He wanted to let children go to school and help them to be good soccer players. Now in the school, there are 43 children in three age groups. Under 12, Under 14 and Under 16. Over the school vacation, they play between 10 a.m. and 1 p.m. And on school days, they meet for one hour(小时). Mudozi is happy with what he did, and he still wants to do more. The school doesn’t have enough (足够的) basic equipment -- soccer balls, T-shirt, shorts and shoes. “The children from the school are very talented (有天赋的) soccer players. They are our stars! They mayend up playing for great teams one day,” says Muodzi.( )46. Where does Muodzi work as a waiter at a restaurant?A. At soccer school.B. In CapricornC. In the USA.( )47. Why does Muodzi start a soccer school?A. Because soccer means everything to him.B. Because he wanted to be a great soccer player.C. Because he wanted to help children to be good soccer players.( )48. What does the underlined word “equipment” mean?A. 装备B. 衣服C. 资金( )49. Which of the following is TRUE?A. There are 43 children in four age groups in the school.B. Over the school vacation, they play between 10 a.m. to 2 p.m.C. The students from Harvest Soccer Academy are very talented soccer players. ( )50. What is the best title of the passage?A. School has 43 students.B. Cavin Muodzi’s soccer school.C. A waiter in the USA.BWhat are these in the picture? They are very famous food of Shaxian Snacks (沙县小吃) You can see Shaxian Snacks restaurants in nearly every Chinese city. But now the popular restaurant is going to the overseas (海外). Last month, Shaxian Snacks opened its first store in the USA. The store is in New York City. It was so popular that all of its food was sold out within three hours on the first day it was opened, reported China Daily. Shaxian Snacks comes from Shaxian County in Fujian Province. Many local people left (离开) the county to work in other places of China. And their food went with them. Shaxian Snacks sells delicious food, like peanut butter noodles (花生酱拌面) and pork wontons (猪肉馄饨). And the food is not expensive. That is why Shaxian Snacks is so popular. At the Shaxian Snacks store in the USA, a big meal costs about the same price as a meal at KFC or MCDonald’s.( )51 When does Shaxian Snacks open its first store overseas?A. Last month.B. This month.C. Next month.( )52. The store was so popular that all the food was sold out in ________ on the first day. A. one hour B. two hours C. three hours( )53. What local food doesn’t Shaxian Snacks sell?A. Peanut butter noodlesB. Gung Pao chicken.C. Pork wontons.( )54. Why is Shaxian Snacks so popular?A. Because the food is not expensive.B. Because it opened its first store in the USA.C. Because it comes from Fujian Province.( )55. Where can we read this passage?A. In a textbook,B. In an English picture book.C. In a newspaper.第三节语篇补全阅读下面的短文,从短文后的选项中选出能填入空白处的最佳选项补全短文。