周末培优(五)
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周末七年级数学培优练习一:选择题。
1.下列各数中,比﹣2小的数是()A.﹣3 B.﹣1 C.0 D.12.如图,这是一个立体图形从三个不同方向看到的平面图形,则这个立体图形可能是()A.圆锥B.圆柱 C.球D.棱柱3.如图,下列语句中,描述错误的是()A.点O在直线AB上B.直线AB与直线OP相交于点OC.点P在直线AB上D.∠AOP与∠BOP互为补角4.已知m<2<﹣m,若有理数m在数轴上对应的点为M,则点M在数轴上可能的位置是()A.B.C.D.5.如图所示,给出的是2016年1月份的日历表,任意画出一竖列上相邻的三个数,请你运用方程思想进行研究,则这三个数的和不可能是()A.69 B.54 C.40 D.276.有一个商店把某件商品按进价加20%作为定价,可是总卖不出去;后来老板按定价减价20%以96元出售,很快就卖掉了.则这次生意的盈亏情况为()A.赚6元 B.不亏不赚 C.亏4元D.亏24元7.如图所示,把一根绳子对折成线段AB,从P处把绳子剪断,已知AP=PB,若剪断后的各段绳子中最长的一段为40cm,则绳子的原长为()A.30cm B.60cm C.120cm D.60cm或120cm8.把14个棱长为1的正方体,在地面上堆叠成如图所示的立方体,然后将露出的表面部分染成红色,那么红色部分的面积为()A.21 B.24 C.33 D.379.如果有4个不同的正整数a、b、c、d满足(2016﹣a)(2016﹣b)(2016﹣c)(2016﹣d)=9,那么a+b+c+d的值为()A.0 B.9 C.8048 D.8064二:填空题10.22°32′24″=______度;125°÷4=______度______分.11.∠A=32°,∠A的余角等于度.12.已知关于x的方程3x﹣2k=2的解是x=k﹣2,则k的值是.13.已知a2﹣5a﹣1=0,则5(1+a)﹣a2=.14.已知多项式2mx m+2+4x-7是关于x的三次多项式,则m=.15.在我国明代数学家吴敬所著的《九章算术比类大全》中,有一道数学名题叫“宝塔装灯”,内容为“远望巍巍塔七层,红灯点点倍加增;共灯三百八十一,请问顶层几盏灯?”(倍加增指从塔的顶层到底层).则塔的顶层有盏灯.16.如图,点B,C在线段AD上,M是AB的中点,N是CD的中点.若MN=a,BC=b,则AD的长是.三:解答题17计算:-12 016-[5×(-3)2-|-43|];18.在体育课上,对2015~2016学年度七年级男生进行引体向上测试,以做4个为标准,超过的个数记作整数,不足的个数记作负数,其中8名男生做引体向上的个数记录如下:+3 ﹣2 0+2﹣1 ﹣1 +1+2这8名男生平均每人做了多少个引体向上?19.如图,大圆的半径是R,小圆的面积是大圆面积的,当R=3时,求圆环的面积.20.先化简,再求值:9ab﹣3(ab+)+1,其中a=,b=﹣1.21.解方程:1﹣.22.制作一个桌子要用一个桌面和4条桌腿,1m3木料可制作15个桌面,或者制作300条桌腿,现有6m3木料,应如何计划使用木料才能制作尽可能的课桌?23.如图,已知OB是∠AOC的平分线,OD是∠COE的平分线,如果∠AOE=140°,∠BOC比∠COD的2倍还多10°,那么∠AOB是多少度?24.某公园观光车租用有两种收费方式:方式一:起步价为10元(起步价是指不超过3km行程的租车价格),超过3km行程后,超过部分按2元/km 计费,如果单程租用超过8km行程,超过部分计价器自动加收1元/km的回程空驶费.方式二:起步价为8元,超过3km行程后,超过部分按3元/km计费小明到该公园游玩,从甲景点到乙景点乘坐观光车的路程记为xkm,x若大于5,小明租用哪种收费方式观光更省钱?25.已知A,B,C,D四点在同一条直线上,点C是线段AB的中点,点D在线段AB上.(1)若AB=6,BD=,求线段CD的长度;(2)点E是线段AB上一点,且AE=2BE,当AD:BD=2:3时,线段CD与CE具有怎样的数量关系,请说明理由.26.如图,点A,B在以点O为圆心的圆上,且∠AOB=30°,如果甲机器人从点A出发沿着圆周按顺时针方向以每秒5°的速度行驶,乙机器人同时从点B出发沿着圆周按逆时针方向行驶,速度是甲机器人的两倍,经过一段时间后,甲乙分别运动到点C,D,当以机器人到达点B时,甲乙同时停止运动.(1)当射线OB是∠COD的平分线时,求∠AOC的度数.(2)在机器人运动的整个过程中,若∠COD=90°,求甲运动的时间.初中数学试卷桑水出品。
周末培优高考频度:★★★★★难易程度:★★★★☆国家开发投资公司是央企中唯一的投资控股公司,其管理的先进制造产业投资基金,由中央财政出资60亿元、国投出资40亿元和社会募资100亿元组成。
该基金主要投向高端船舶和海洋工程、工业机器人等与“中国制造2025”相吻合的行业。
材料表明①混合所有制经济是我国社会主义市场经济的根基②非公有制经济对我国先进制造业的支撑作用越来越大③国有经济对我国战略性新兴产业的发展起着主导作用④公有制为主体、多种所有制经济共同发展是我国的基本经济制度A.①②B.①④C.②③D.③④1.区别国有经济的主导作用与公有制的主体地位“主导作用”是就国有经济而言的,“主体地位”是就整个公有制经济而言的,二者不应混淆。
(1)国有经济的主导作用①明确国有经济的主导作用主要体现在控制力上,即体现在控制国民经济发展方向、控制经济运行的整体态势、控制重要稀缺资源的能力上。
在关系国民经济命脉的重要行业和关键领域,国有经济必须占支配地位。
②明确我国改革开放以来国有经济控制力是在增强而不是在削弱。
衡量国有经济主导作用的主要标准之一是看它在重要行业和关键领域是否占支配地位。
③只要坚持以公有制为主体,国家控制国民经济命脉,国有经济控制力和竞争力得到加强,在这个前提下,国有经济比重减少一些,不会影响我国的社会主义性质,也不会削弱国有经济的主导作用。
(2)公有制的主体地位①以公有制为主体,包括两方面含义:一方面,否定了过去实行的单一公有制的模式;另一方面,坚持不实行私有化。
②公有制的主体地位主要体现在:第一,公有资产在社会总资产中占优势。
这是就全国而言,有的地方、有的产业可以有所差别。
第二,国有经济控制国民经济命脉,对经济发展起主导作用。
③要克服两种片面认识:一是要消除以纯粹的国有经济代替公有制经济的误区。
公有制占主体地位,不等于国有经济占主体地位。
国有经济比重有所下降,并不改变公有制经济的主体地位。
二是要消除片面强调份额、数量的误区。
人教版七年级数学上册 周末综合培优练习题及答案一、精心选一选(每题3分,共39分) 1.3-的绝对值是 A .-3 B .13- C .3 D .3± 2.下列计算正确的是A .ab b a 523=+B .235=-y yC .277a a a =+ D .y x yx y x 22223=-3.下列关于单项式52xy -的说法中,正确的是A .系数是1,次数是2B .系数是51,次数是2 C .系数是51,次数是3 D .系数是51-,次数是34.目前国内规划中的第一高楼上海中心大厦,总投入约14 800 000 000元.14 800 000 000元用科学记数法表示为 A .111.4810⨯元B .90.14810⨯元C .101.4810⨯元D .914.810⨯元5.下列各组数中,运算结果相等的是A .-2和2-B .-14和(-1)4C .(-3)5和-35D .223⎛⎫ ⎪⎝⎭和 2236.如果2()13⨯-=,则“”内应填的实数是A .32 B . 23C .23-D .32-7.下列方程为一元一次方程的是 A .21=+y yB .y x 32=+C .x x 22=D .2=y8.一个正方形的边长是a cm ,把这个正方形的边长增加1cm 后得到的正方形的面积是 A.a a )1(2-cm 2B.a a )1(+cm 2C.2)1(+a cm2D.)1(2+a cm29.家电下乡是我国应对当前国际金融危机,惠农强农,带动工业生产,促进消费,拉动内需的一项重要举措.国家规定,农民购买家电下乡产品将得到销售价格13%的补贴资金.今年5月1日,甲商场向农民销售某种家电下乡手机20部.已知从甲商场售出的这20部手机国家共发放2340元的补贴,若设该手机的销售价格为x 元,以下方程正确的是 A .2013%2340x ⋅= B .20234013%x =⨯ C .20(113%)2340x -=D .13%2340x ⋅=10.给出下列判断:①若a a =-,则0<a ;②有理数包括整数、0和分数;③任何正数都大于它的倒数;④几个有理数相乘,当负因数的个数是奇数时,积一定为负;其中判断正确的有A .0个B . 1个C .2个D . 3个11.下列说法错误..的是 A .长方体、正方体都是棱柱 B .三棱柱的侧面是三角形C .直六棱柱有六个侧面、侧面为长方形D .球体的三种视图均为同样大小的图形 12.直角三角形绕它最长边(即斜边)旋转一周得到的几何体为:13.下列说法中可能错误的是:A.过一点有且只有一条直线与已知直线平行; B.过一点有且只有一条直线与已知直线垂直; C.两条直线相交,有且只有一个交点;D.若两条直线相交成直角,则这两条直线互相垂直。
广东省七上人教版英语周末培优特训五试卷考试总分:9 分考试时间: 120 分钟学校:__________ 班级:__________ 姓名:__________ 考号:__________一、阅读理解(本题共计 2 小题,每题 3 分,共计6分)1.STUDY BOOKSLearning How to Learn $24.99Children who read this book show great interest in story. Many pictures will help understand it easily and quickly.Basic Study Manual $38.50Read this book and learn:What the three barriers(障碍)to study are and what to do about them;What to do if you are fed up with a subject Children read it to improve the ability(能力)to study.How to Use a Dictionary Picture Book for Children $35.00Read this book and learn:How to find words in a dictionary;What the different marks in a dictionary mean;How to use a dictionary to pronounce(发音)words correctly.Buy this book and help children lock their education. What's more, you'll just pay 50% for it before July 1, 2017.(1)According to the ads, these three books are for ______.A.menB.parentsC.children(2)"______" can tell you the meaning of the different marks in a dictionary.A.Learning How to LearnB.Study Skills for LireC.How to Use a Dictionary Picture Book for Children(3)If you buy the three books on June 18, 2017, you will have to pay ______ for them.A.98.49B.49.25C.80.992.If you can't see anything, do you think you'll have a nice future? Xiong Linghao, an 18-year-old pianist, is giving us a great answer.The girl comes from Mianyang, Sichuan. She lost her eyesight(视力)not long after she was born. Luckily, music helped her. At the age of 6, she started to learn to play the piano. Different from other piano learners, she could only learn by hearing "music" in the beginning."The piano is my best friend," Xiong said. "It brings so much fun to my life and gives me hope."Xiong is a student at the Chengdu Special Education School. Because of her talent for playing the piano, she already won many prizes in piano competitions. "I never try to win prizes or fame(名声)when learning music," she said. "Like Beethoven, I just want to show my hope and love for life."Months ago, a video of Xiong playing the piano in a competition appeared online and over 7 million people watched it. Many of them said they were-touched by Xiong's optimism(乐观). "When bad luck gets to her, she chooses to stand up with music," one person said. "She lights up(照亮)the dark world in front of her with music", another person said."If I had eyesight for three days, I would see how I look and cook a big meal for my parents. Also, I would see what my piano looks like," Xiong said.(1)What happened when Xiong Linghao was learning to play the piano?A.Her mother read music to her.B.She stopped playing with others.C.She felt happy and got hope.D.Her family became very poor.(2)Which question can Paragraph 4 answer?A.How many prizes did Xiong Linghao win?B.What does Xiong Linghao think of her life?C.When did Xiong Linghao start to like Beethoven?D.Why does Xiong Linghao like playing the piano?(3)What can we learn about Xiong Linghao from the passage?A.She started to learn to play the piano ten years ago.B.Many people know her through her video online.C.She hopes to make much money by playing the piano.D.She would see her piano first if she was able to see.(4)What would be the best title for the passage?A."Seeing" the world through musicB.Playing the piano in competitionsC.Watching a special girl play musicD.Looking forward to playing the piano二、语法填空(本题共计 1 小题,共计3分)3. (3分)阅读下面短文,根据语境,音标或所给单词的提示,在每个空格内填入适当的一个单词,要求所填的词意义准确,形式正确,使短文意思完整,行文连贯。
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江苏名校六年级上册第一周数学周末培优练习(满分:100分时间:80分钟)一、填空。
(每空1分,共27分)1.一个长方体纸箱长、宽、高分别为0.5m 、0.4m和0.3m,那么这个纸箱最大面的面积是( )m2,最小面的面积是( )m2,它的表面积是( )m2。
2.把右图折叠起来,可以围成一个( )。
这时( )号面和( )号面相对;( )号面和( )号面相对;( )号面和( )号面相对。
3.用两个长3 cm、宽3 cm、高1 cm的长方体拼成一个大长方体,这个大长方体的表面积最大是( )cm2,最小是( )cm2。
4.一个正方体的棱长和是84分米,它的棱长是( )分米,表面积是( )平方分米。
5.把2个棱长是1cm的正方体拼成一个长方体,这个长方体的表面积是( )cm2。
6.一个正方体的底面周长是16cm,这个正方体的表面积是( )cm 2。
7.把4个棱长4厘米的正方体拼成一个长方体,表面积比原来最多减少()平方厘米。
最少减少()平方厘米。
8.写出下表中物体的形状是正方体还是长方体,再求表面积和棱长总和。
二、选择。
(每题2分,共10分)1.下列图形是正方体的展开图的是( )。
2.挖一个长8 m、宽6 m 、深4.5 m的长方体水池,这个水池的占地面积是( )m2。
A.48B.44C.27D.363.如图,从一个较大的长方体上挖掉一个小正方体,现在它的表面积( )A.和原来一样大B.比原来大C.比原来小D.无法确定4.正方体的棱长扩大到原来的3倍,它的表面积就扩大到原来的( )倍。
A.3B.6C.95.把两个正方体分别用包装纸包装起来,比把两个正方体一起包装所用的包装纸( )。
A.多B.少C.一样多三、操作。
(共9分)1.在方格纸上画出长方体表面展开图的另外三个面,并标上相应名称。
(5分)2.在下面的若干个面中找出6个面,使它们能围成一个长方体,这6个面的编号分别是( )。
(4分)四、解决问题。
(每题6分,共54分)1.用两个完全一样的正方体拼成一个长方体,棱长之和减少了32 cm。
北师大版六年级下册数学周末培优测试卷(7份)(有答案)周测培优卷1圆柱表面积和体积的应用能力检测卷一、我会填。
(每空2分,共32分)1.8050毫升=()升()毫升5.8平方分米=()平方厘米3.52立方米=()立方分米5平方米4平方分米=()平方米2.一个圆柱的底面半径是4 dm,高是7 dm,它的侧面积是()dm2,表面积是()dm2,体积是()dm3。
3.一个圆柱的底面周长是50.24 cm,高是12 cm,侧面积是()cm2。
4.如图所示,把底面周长是18.84厘米、高是10厘米的圆柱分成若干等份,拼成一个近似的长方体,这个长方体的底面积是()平方厘米,体积是()立方厘米。
5.圆柱的侧面沿高展开后是()形或()形。
一个圆柱的侧面沿高展开是正方形,正方形的边长是12.56 cm,圆柱的底面积是()cm2。
6.一个圆柱的体积是251.2 dm3,高是20 dm,它的底面半径是()dm。
7.一根圆柱形木材长20分米,把它截成相同的4段小圆柱形木材,表面积增加了18.84平方分米,截后每段圆柱形木材的体积是()。
二、我会辨。
(对的在括号里画“√”,错的画“×”。
每题2分,共6分) 1.侧面积相等的两个圆柱,它们的体积一定相等。
() 2.一个物体上、下两个面是相同的圆面,那么它一定是圆柱形物体。
() 3.圆柱的体积比圆锥的体积大。
()三、我会选。
(把正确答案的序号填在括号里。
每题3分,共9分) 1.下面的图形是圆柱展开图的是()。
(单位:cm)2.甲、乙两人分别将一张长25.12 cm,宽12.56 cm的长方形纸以不同的方法围成一个圆柱(接头处不重叠),那么围成的两个圆柱的()。
A.高一定相等B.侧面积一定相等C.底面积一定相等D.体积一定相等3.如图是两位同学对同一个圆柱的两种不同的切分(平均分成两份),甲切分后,表面积比原来增加();乙切分后,表面积比原来增加()。
A.πr2B.4rh C.2πr2四、我会应用。
入舵市安恙阳光实验学校周末培优高考频度:★★★★★难易程度:★★★★☆I.短文改错The teenage year from 13 to 19 were the most difficult time for me. They were also the best and worse years in my life. At the first, I thought I knew everything and could make decisions by yourself. However, my parents didn’t seem to think such. They always tell me what to do and how to do it. At one time, I even felt my parents couldn’t understand me so I hoped I could be freely from them. I showed them I was independent by wear strange clothes. Now I am leaving home to college. At last, I will be on my own, but I still want to have my parents to turn to whenever need help.【参考答案】The teenage yearyearsfrom 13 to 19 were the most difficult time forme. They were also the best and worseworstyears in my life. At the first,I thought I knew everything and could make decisions by yoursefmyself. However,my parents didn’t seem to think suchso . They always telltoldme what todo and how to do it. At one time, I even felt my parents couldn’t understand me so I hoped I could be freelyfreefrom them. I showed themI was independent by wearwearing strange clothes. Now I am leaving hometoforcollege. At last, I will be on my own, but I still want to havemy parents to turn to wheneverIneed help.【答案解析】II.书面表达假定你是李华,与留学生朋友Bob约好一起去书店,因故不能赴约。
一、看拼音,写字词。
雨来刚mài(______)进门槛,就听到qiāng shuān(______)响——dí rén(______)闯进来了。
屋子里遭了jié nàn(______),雨来也被拧着gē bo(______)捆了起来。
二、用“√”给加点字选择正确的读音。
安徽.(huī fēi)谜.语(mímǐ)嘴唇.(chún chén)和尚.(sànɡshan ɡ)嘱.咐(zhǔshǔ)沮.丧(jǔjù)嘹.亮(láo liáo)妨.碍(fánɡfǎn ɡ)三、辨字组词。
姆(_____)潦(_____)嗫(_____)嚅(_____)拇(_____)嚓(_____)蹑(_____)濡(_____)靡(_____)沮(_____)徽(_____)螺(_____)糜(_____)诅(_____)微(_____)骡(_____)四、根据语境给“解”字组词,填入下面的括号中。
(1)体育课上,同学们在队伍(_____)后在树荫下进行放松活动。
(2)在抗洪抢险的紧急关头,(_____)战士挺身而出。
(3)这道题我不会,同桌耐心地帮我(_____),直到我真正掌握。
(4)党的十九大报告指出,发展是(_____)我国一切问题的基础和关键。
五、用“⚪”圈出下列句子中的错别字,并依次在后面括号里改正。
(1)位于普察冀边区北部的还乡河美得如同一匹绿色的稠缎。
()()(2)铁头荒乱地趴开苇叶,找到了躲在里面的雨来。
()()(3)听到敌人的枪拴响,雨来就知道难免要遭一场结难。
()()六、把下面排列错乱的句子,按一定顺序重新排列,连成一段通顺的话,在括号里写上序号。
(________)黑猩猩一看到香蕉,就急着想吃,可就是够不到。
(________)它一连叠了三只箱子,终于把香蕉拿了下来。
(________)这时,它发现了木箱,连忙把箱子搬到了香蕉的下面,站到木箱子上。
2022-2023学年度山东省滕州市东郭中学第一学期周末培优试题九年级语文一、基础知识综合1.阅读下面的选段,回答后面的问题。
张乡绅先攀谈道:“世先生同在桑梓.,一向有失亲近。
”范进道:“晚生久仰.老先生,只是无缘,不曾拜会。
”张乡绅.道:“适才看见题名录,贵房师高要县汤公,就是先祖的门生,我和你是亲切的世弟兄。
”范进道:“晚生侥.幸,实是有愧。
却幸得出老先生门下,可为欣喜。
”张乡绅四面将眼睛望了一望,说道:“世先生果是清贫。
”随在跟的家人手里拿过一封银子来,说道:“弟却也无以为敬,谨具贺.仪五十两,世先生权且收着。
这华居,其实住不得,将来当事拜往,①不甚便。
弟有空房一所,就在东门大街上,三进三间,虽不轩.敞,也还干净,就道与世先生;搬到那里去住,早晚也好请教.些。
”范进再三推②,张乡绅急了,道:“你我年③世好,就如至亲骨肉一般,若要如此,就是见外了。
”范进方才把银子收下,作揖.谢了。
(1)下列词语中加点字的注音完全正确的一项是()A.桑梓.(zǐ)久仰.(yáng)B.侥.幸(yáo)请教.(jiào)C.作揖.(jí)贺.仪(hè)D.轩.敞(xuān)乡绅.(shēn)(2)依次填人文段中横线上的汉字,全都正确的一项是()A.①俱②辞③谊B.①具②辞③宜C.①具②词③宜D.①俱②词③谊(3)下列句子中加点词语的解释有误一项是()A.张乡绅先攀谈..道:“世先生同在桑梓,一向有失亲近。
”(攀谈:拉扯闲谈。
)B.我和你是亲切..的世弟兄。
(亲切:亲近。
)C.弟却也无以为敬,谨具贺仪五十两,世先生权且..收着。
(权且:暂且;姑且。
)D.弟有空房一所,就在东门大街上,三进三间,虽不轩敞..,也还干净,就送与世先生。
(轩敞:高大,宽敞。
)二、句子默写2.按要求默写。
(1)长风破浪会有时,_______________。
[李白《行路难(其一)》](2)______________,病树前头万木春。
英语高分突破八年级周末培优特训全部一、语法选择。
Once people sent me into space.It was a terrible experience.When I was on my way back to the earth with my friends,suddenly,a UFO asked our spaceship1on another planet.On the planet,I 2an alien sitting on a very high throne(宝座).Thatmust be their king.He looked like all the other strange⁃looking aliens in the room,but his headwas much 3.All the aliens had four eyes,two heads and six legs.They had a white body andno hair.The strange planet looked 4a prison(监狱).There were very high walls all around theplanet.It had many buildings and 5you went,you could hear someone cry.We were afraid,6they gave us some food.The smell7so strong that no one wanted to eat.The next day,analien gave us lots of things to do,but we could not understand him at all.A few of us 8.One day,the aliens brought us to our room but forgot to lock 9door,so we ranaway.Soon we got in our own spaceship and flew back to the earth.It was really a terribledream!Luckily,I 10a dream like that since then.( )ndB.to landndingD.to landing( )2.A.seeB.sawC.will seeD.have seen( )3.A.bigC.the biggestD.bigger B.biggestB.at( )4.A.likeC.forD.after( )5.A.everywhereB.somewhereC.anywhereD.nowhere( )6.A.sinceB.ifC.butD.or( )7.A.wereD.wasB.areC.is( )8.A.diedD.dieB.will dieC.have died( )9.A.theB.aC.anD./C.haven’t hadD.have had ( )10.A.haveB.has二、完形填空。
七年级下册英语名师导航周末培优特训答案1、If you know the answer, _______ your hand, please. [单选题] *A. put up(正确答案)B. put downC. put onD. put in2、Kate has a cat _______ Mimi. [单选题] *A. called(正确答案)B. callC. to callD. calling3、73.The moonlight goes ____ the window and makes the room bright. [单选题] * A.acrossB.through(正确答案)C.overD.in4、34.My mother usually_______ much time shopping in the supermarkets on weekends. [单选题] *A.spends (正确答案)B.costsC.takesD.pays5、—______some nice crayons. I think they are ______.()[单选题] *A. Here is; Betty’sB. Here are; BettyC. Here is; BettyD. Here are; Betty’s(正确答案)6、Nick has always been good _______ finding cheap flights. [单选题] *A. at(正确答案)B. forC. withD. to7、—Who came to your office today, Ms. Brown?—Sally came in. She hurt ______ in P. E. class. ()[单选题] *A. sheB. herC. hersD. herself(正确答案)8、The manager gave one of the salesgirls an accusing look for her()attitude towards customers. [单选题] *A. impartialB. mildC. hostile(正确答案)D. opposing9、As for the quality of this model of color TV sets, the ones made in Chine are by no means _____ those imported. [单选题] *A inferior thanB less inferior toC less inferior thanD. inferior to(正确答案)10、Julia’s on holiday in Shanghai _______. [单选题] *A. in a momentB. after a momentC. at the moment(正确答案)D. at any moment11、Marie is a _______ girl.She always smiles and says hello to others. [单选题] *A. shyB. friendly(正确答案)C. healthyD. crazy12、In the closet()a pair of trousers his parents bought for his birthday. [单选题] *A. lyingB. lies(正确答案)c. lieD. is lain13、In fact, Beethoven did something brave than dying. [单选题] *A. 勇敢(正确答案)B. 冒险C. 可怕D. 奇妙14、The news is?_______. We are all _______ at it. [单选题] *A. exciting;?excited(正确答案)B. excited;?excitingC. exciting;?excitingD. excited;?excited15、What did you _______ at the meeting yesterday? [单选题] *A. speakB. tellC. say(正确答案)D. talk16、He always did well at school _____ having to do part-time jobs every now and then. [单选题] *A despite ofB. in spite of(正确答案)C. regardless ofD in case of17、We sent our children to school to prepare them for the time _____ they will have to work for themselves. [单选题] *A. thatB. when(正确答案)C. whileD. as18、David ______ at home when I called at seven o’clock yesterday evening. ()[单选题] *A. didn’tB. doesn’tC. wasn’t(正确答案)D. isn’t19、The commander said that two _____ would be sent to the Iraqi front line the next day. [单选题] *A. women's doctorB. women doctorsC. women's doctorsD. women doctor(正确答案)20、I usually do some ____ on Sundays. [单选题] *A. cleaningsB. cleaning(正确答案)C. cleansD. clean21、Guilin is _______ its beautiful scenery. [单选题] *A. famous for(正确答案)B. interested inC. fond ofD. careful with22、--What are the young people doing there?--They are discussing how to _______?the pollution in the river. [单选题] *A. come up withB. talk withC. deal with(正确答案)D. get on with23、The storybook is very ______. I’m very ______ in reading it. ()[单选题] *A. interesting; interested(正确答案)B. interested; interestingC. interested; interestedD. interesting; interesting24、75.Why not________ for a walk? [单选题] *A.go out(正确答案)B.to go outC.going outD.goes out25、_________ we don't stop climate change, many animals and plants in the world will be gone. [单选题] *A.AlthoughB.WhileC.If(正确答案)D.Until26、87.—Could you? ? ? ? ? ? me the way to the nearest hospital?—Sure. [单选题] *A.askB.tell(正确答案)C.talkD.speak27、Your father is very busy, so he ______ play football with you this afternoon.()[单选题] *A. doesn’tB. don’tC. isn’tD. won’t(正确答案)28、In 2019 we moved to Boston,()my grandparents are living. [单选题] *A. whoB. whenC. where(正确答案)D. for which29、I will _______ at the school gate. [单选题] *A. pick you up(正确答案)B. pick up youC. pick you outD. pick out you30、Though the _____ drama is wonderful, I guess most audiences will be tired as it is too long. [单选题] *A. four-hour(正确答案)B. four hoursC. four-hoursD. four-hour's。
2021人教版八年级下册英语周末培优特训五(含答案)一、语法选择。
I used to be a shy girl.But this term, I decided to do a brave thing.When our teacher asked1would like to be the physics monitor (物理课代表), I put up my hand and got the role.But it was not as easy as I thought.At 2beginning, when I checked the homework list, I found that many students 3in their homework.I was a little worried.I felt the job for me at that time was to push these students.And I spoke 4loudly that my face turned red.It made my classmates angry, too.One girl asked, “Why are you shouting5me? You’re making it seem like my fault.” Then I suddenly realized it was actually 6fault.I should talk to my classmates in a kind way and not get so angry.After this, I changed the way of 7.“Excuse me.Co uld you please hand in your homework?” I said.To my surprise, many students understood me much8and finished their homework quickly.I found the best way to communicate, 9it helped me solve problems.Now, I am getting along well with all my classmates.I also realized that a good monitor 10be responsible and patient.I really cherish (珍惜) this experience.It makes me grow up like a young tree day by day. ( )1.A.what B.how C.who D.why( )2.A.the B.a C.an D./( )3.A.not hand B.don’t hand C.didn’t hand D.aren’t handing( )4.A.such B.so C.very D.much( )5.A.for B.in C.on D.at( )6.A.I B.me C.mine D.my( )7.A.speak B.speaking C.to speak D.spoken( )8.A.well B.good C.better D.best( )9.A.but B.so C.and D.or( )10.A.may B.might C.could D.should二、阅读理解。
周测培优卷五答案周测培优卷5万以内的加法和减法(二)——应用能力检测卷一、我会填。
(5题4分,其余每空2分,共18分) 1.286比400少多少,列式是( ),结果是( )。
2.576比一个数少245,求这个数,列式是( ),结果是( )。
3.一道减法算式中,被减数、减数、差的和是200,被减数是( )。
4.手机促销活动:大约降价( )元实际降价( )元 5.本届“梦之蓝杯”绘画大赛共有425幅作品获奖,比上届少了49幅。
要求两届共有多少幅作品获奖,一定先要求出( ),再求出( ),列综合算式是( )。
二、我会辨。
(每题3分,共9分) 1.最大的三位数加最大的两位数的和是1099。
( ) 2. 上面线段图中求男生人数,列式是357+119。
( ) 3.549-( )>253,括号里最大能填几,思路是549-253+1。
( ) 三、我会选。
(每题3分,共9分) 1.估算787+196,下面说法正确的是( )。
A.它们的和比1000大些 B.它们的和比900小些C.它们的和比900大些,比1000小些 2.从蔬菜的销售情况可知,萝卜卖了多少千克,正确列式是( )。
A.146+89 B.146+158 C.146+98+158 D.146+89+158 3.张叔叔和他的一位同事乘坐G384次列车出差,他们去时买的都是特等座,回来时买的都是一等座。
他们一共花了多少钱,列式正确的是( )。
车次发站/到站时间特等座一等座 G384 长春-京南 16:45~22:53 823元 669元 A.823+669 B.823+823 C.823+669+823+669 四、我会算。
(共14分) 1.列竖式计算,带☆的要验算。
(每题3分,共6分) 58+429=☆600-119= 2.计算下面各题。
(每题4分,共8分) 1000-262+138 (561-489)÷9 五、我会应用。
(每题10分,共50分) 歌舞类 355名语言类 297名杂技类 148名 1.下面是“我要上春晚”海选报名选手统计表。
周末培优(五)
班级: 姓名:
分数四则运算
1、计算下列各题,能简算的要简算。
(1) (
41+61-31)÷241 (2) 7.2×[(7.8+51)÷0.4] (3) 114÷72+117÷72
(4)97÷
511+92×115-113 (5)178÷9+91×179+91 (6)(235+274)÷
23
1×27
分数除法应用题
1、细心填空。
(1)“一桶油的
43重6千克”,把( )看作单位“1”,( )×4
3=( ) (2)“男生占全班人数的95”,把( )看作单位“1”,( )×9
5=( ) (3)“鸭只数的72等于鸡” 把( )看作单位“1”,( )×7
2=( ) (4)45是( )的95,107吨是( )吨的21, ( )是43平方米的31
2.看图列式计算。
(1) 女生480人
全校?人
(2)
“1”?只
足球
45 只
排球
4
5
3、写数量关系,列式解答。
(1)食堂运来800千克大米,已经吃去
43,吃去多少千克?
(2)美术班有男生20人,是女生的
65,女生有多少人?
(3)甲铁块重
65吨,相当于乙铁块的12
5。
乙铁块重多少吨?
(4)小明家九月份电话费24元,相当于八月份的
7
6,八月份电话费多少元?
(5)食堂运来一批大米,已经吃去600千克,还剩这批大米的43,这批大米共多少千克?
(6)一辆汽车从甲地去乙地,已经行了120千米,还剩全程的5
3没走。
两地相距多少千米?
(7)汽车厂8月份比7月份多生产500辆,已知8月份比7月份增产91。
7月份生产汽车多少辆?
(8)小兰的邮票比小军多24枚,这个数目正好是小军的
5
1。
小兰和小军各有多少枚邮票?
(9)一条路已经修了
6
1,再修复600米正好修完一半。
这条路长多少米?
(10)人体共有206块骨头,其中手骨的块数占全身骨头的10327,手指骨的块数又占手骨的
2714。
人体的手指骨共有多少块?。