寒假作业6-综合1
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三年级的寒假作业答案三年级的寒假作业答案大全寒假到啦,同学们是不是开始为了寒假作业发愁呢,为帮助同学们在寒假按时完成寒假作业,店铺为同学们推荐最新三年级寒假作业答案大全,仅供参考复习!三年级的寒假作业答案篇11.寒假生活指导和一篇读书征文(结合寒假“读一本好书”活动方案,建议书目《时代广场的蟋蟀》),读书征文写完发至班级博客“寒假读一本好书”的文件夹内。
2.预习三下语文书。
要求:①熟读课文3遍,标自然段,家长签字;②准备一个田字格预习本,用钢笔写课本P167-168词语表的词语一遍。
3.《我帮家人备年货》实践活动,并将活动计划及相关纪实以图文并茂的形式记录上传至班级博客“我帮家人备年货”的文件夹。
4.没完成平安寒假专项作业的继续完成。
(只有小部分同学未完成啦)5. 至少一篇周记(田字格纸)并发至班级博客。
(选做)6.认真阅读致家长一封信,有相关特长的孩子可以相应完成感兴趣的作业(如:泉景拍客节,科幻画等)开学进行优秀作品展评。
(选做)7.读书。
三年级的寒假作业答案篇2练习1一.5 7 51 9 6 92 15 3 1612......33 20 9......31 13 (49)二.2 1 7 54 8 6 6 99 (9)三.略四.<=<>五.1.105/3=35(个/时) 35*(3+2)=175(个)2.(1)取一千克的每种糖,14+10+18=42(元)42/3=14(元) (2)182/14=13(千克)3.27*26+18=720 720/72=10练习2一.2 射线直线线段直线射线无数 1 锐 25 26二.70 120 75三.略四.略五.1 3 6 边的条数不一定等于角的个数六.1.10时-锐角 6时-平角 12时-周角3时-直角 4时-钝角2.(顺时针方向转)东北东东南南西南西西北 90 453.180-40-90=50度练习3一.9 3 直角 2 4 锐角12 5二.CBBC三.60 90 150 30四.略五.1.20*8=160(分米) 2.略练习4一.105 116 530 14二.< < < >三.(300-60)/6=40 18+120/20=24 5 6 1 11四.1.(43+41)÷7=12(条) 2. (180-165)×5=75(米) 3. 8+6×4=32(元) (100-20)÷4=20(张) 4.14×(□+3)-(14×□+3)=39练习5一.+ 47 0 × 0 + 73 + 39 × 2 × 21二.91 7 0 60 1200 16 158 173 1800 910三.④ ⑥ ② ④ ② ⑤四.1.24*5*8=960(棵) 2.520÷80×5+520=552.5(米) 3.略练习6一.37 2 垂直 180 540 黄二.BBBB三.52 640四.1. 3*15+3*4=57(人) 2.120÷40×15=45 因为45<50,所以50元够了3.720÷6÷10=12(盒) 4.(180-30)÷2=75(度)练习7一.1.48 50 29 18 68 70 2.(1)504 766 203 353628 (2)135683681 409 4758 1586 7930 68 6936 10922 3.(1)1 11 111 (1234+4321)÷5=1111 (2)80 9800 998000 9999×9999-1=99980000二.(1)5袋 125千克 8袋 200千克(2)84 140 10 56÷(84÷6)=4 因为4<6,所以是少。
……○…………外…………○…………装…………○…………订…………○…………线…………○…………学校:___________姓名:___________班级:___________考号:___________……○…………内…………○…………装…………○…………订…………○…………线…………○…………绝密★启用前数学寒假作业2023年2月1日-2日(综合试题)注意事项:1.答卷前,考生务必将自己的姓名、准考证号填写在答题卡上。
2.回答选择题时,选出每小题答案后,用铅笔把答题卡对应题目的答案标号涂黑;如需改动,用橡皮擦干净后,再选涂其他答案标号。
回答非选择题时,将答案写在答题卡上,写在试卷上无效。
3.考试结束后,本试卷和答题卡一并交回。
第I 卷(选择题)一、选择题(本大题共10小题,共30.0分。
在每小题列出的选项中,选出符合题目的一项)1. 下列图形中,不具有稳定性的是( ) A. 等腰三角形B. 平行四边形C. 锐角三角形D. 等边三角形2. 下面的轴对称图形中,对称轴数量最多的是( ) A.B.C.D.3. 下面的计算正确的是( ) A. (ab)2=ab 2B. (ab)2=2abC. a 3⋅a 4=a 12D. (a 3)4=a 124. 当x =−2时,下列分式没有意义的是( ) A. x−2x+2B. xx−2C.x+22xD. x−2−2x5. 如图是两个全等三角形,图中的字母表示三角形的边长,则∠1的度数是( )A. 115°B. 65°C. 40°D. 25°6. 计算(2x −1)(x +2)的结果是( )……○…………外…………○…………装…………○…………订…………○…………线…………○…………※※请※※不※※要※※在※※装※※订※※线※※内※※答※※题※※……○…………内…………○…………装…………○…………订…………○…………线…………○…………A. 2x 2+x −2B. 2x 2−2C. 2x 2−3x −2D. 2x 2+3x −27. 设等腰三角形的一边长为5,另一边长为10,则其周长为( ) A. 15 B. 20 C. 25 D. 20或258. 如图,Rt △ABC 中,∠C =90°,AD 平分∠BAC ,交BC 于点D ,CD =6,AB =12,则△ABD 的面积是( )A. 18B. 24C. 36D. 729. 如图,将△ABC 沿着DE 减去一个角后得到四边形BCED ,若∠BDE 和∠DEC 的平分线交于点F ,∠DFE =α,则∠A 的度数是( )A. 180°−αB. 180°−2αC. 360°−αD. 360°−2α10. 若正整数m 使关于x 的分式方程m(x+2)(x−1)=xx+2−x−2x−1的解为正数,则符合条件的m 的个数是( )……○…………外…………○…………装…………○…………订…………○…………线…………○…………学校:___________姓名:___________班级:___________考号:___________……○…………内…………○…………装…………○…………订…………○…………线…………○…………A. 2B. 3C. 4D. 5第II 卷(非选择题)二、填空题(本大题共6小题,共18.0分)11. 红细胞也称红血球,是血液中数量最多的一种血细胞,也是我们体内通过血液运送氧气的最主要的媒介,同时还具有免疫功能.红细胞的直径单位一般用微米(μm),1μm =0.000001m ,人类的红细胞直径通常是6μm ~8μm.6μm 用科学记数法可以表示为 m.12. 在一场足球比赛中,运动员甲、乙两人与足球的距离分别是8m ,17m ,那么甲、乙两人的距离d 的范围是 .13. 化简:3y 2x−2y +2xyx 2−xy 的计算结果是 .14. 把多项式x 2−6x +m 分解因式得(x +3)(x −n),则m +n 的值是 .15. 如图,在四边形中ABCD 中,BD 平分∠ABC ,∠DAB +∠DCB =180°,DE ⊥AB 于点E ,AB =8,BC =4,则BE 的长度是 .16. 若|2x −4|+(y +3)2=0,点A(x,y)关于x 轴对称的点为B ,点B 关于y 轴对称的点为C ,则点C 的坐标是 . 三、计算题(本大题共1小题,共4.0分)……○…………外…………○…………装…………○…………订…………○…………线…………○…………※※请※※不※※要※※在※※装※※订※※线※※内※※答※※题※※……○…………内…………○…………装…………○…………订…………○…………线…………○…………17. 计算:(结果用幂的形式表示)3x 2·x 4−(−x 3)2.四、解答题(本大题共8小题,共68.0分。
八年级上学期寒假作业答案大全10篇2022年了,寒假的到来同学们都开心吧在寒假开心快乐的同时别忘了做完寒假各科的作业哦,关于寒假做的答案,下面我为大家收集整理了八年级上学期寒假作业答案大全10篇,欢送阅读与借鉴!八年级上学期寒假作业答案1一、选择题1-10:BADCCCCDAAAAD11-20:BCDBDBCCAACBC二、判断题1-56-10三、A③B④C①D②四、材料题1.(1)父母赋予我们生命,而且含辛茹苦地哺育我们成长,教我们做人,为家庭作出了奉献,为我们付出了很多。
(3)如:谁言寸草心,报得三春晖。
百善孝为先。
2.(1)情境一的结果可能是两个人大打出手,造成两败俱伤。
评价:两个人都没有宽容之心,为一点小事出言不逊,这是很不可取的。
(2)情境二的结果可能是化干戈为玉帛,相安无事。
评价:一个人能真诚地宽容他人的过失,就是一个品格高尚的人,也是一个快乐的人。
3.①生活中既有竞争又有合作。
②合作与竞争是相互依存的关系,合作之中有竞争,竞争之中有合作。
③在日常生活中,既要学会竞争,提高个人的素质,又要学会合作,在合作中奉献自己的力量4.(1)信是诚信,信用的意思。
(2)答案不唯一,可以从考试作弊、学习中独立完成作业等方面去答复。
5.(1)例如:捧着一颗心来,不带半根草去。
春蚕到死丝方尽,蜡炬成灰泪始干。
一个人的智慧不是一个器具,等待老师去填满;而是一块可以燃烧的煤,有待于老师去点燃。
(2)①新型的师生关系建立在民主平等的根底上。
②这种关系中,师生之间人格平等,相互尊重,相互学习,教学相长。
③老师是我们学习中的合、引导者和参与者,是我们的朋友。
八年级上学期寒假作业答案2一、选择题A D C AB ACD C D C A D B二、三言两语,亮出自我15. (1)不能适应新的环境,没结交到新朋友。
这种困惑是与他不能迅速调整心态,不主动与同学交往,没有掌握一定的交往方法有关。
(2)如:友好待人,主动与人交往;认识良好班集体的重要性,主动融入其中;多参加集体活动,改变内向性格;多一点积极情绪;等。
2013届高三文科综合寒假作业(1)一、选择题:(44分)1. “生物乙醇”是一种清洁能源,传统生产主要以甘蔗、玉米、薯类为原料制取,目前已研发出由木质纤维素(如秸秆)炼制乙醇。
对比传统生产,新制取方式的意义不含A .减少温室气体的排放B .综合利用资源C .缓解“与人争粮”的矛盾D .降低原料成本 读“我国6省区天然草地面积与理论载畜量散点图”,回答2-3题。
2.比较6个省区,可知A .内蒙古和四川的天然草地面积最广阔B .西藏和黑龙江的理论载畜量较大C .单位面积天然草地理论载畜量最大的是黑龙江D .天然草地面积广的省区理论载畜量高 3. 若对某省区天然草地面积进行监测,最适用的地理信息技术是 A .RS B .GPS C .GPRS D .GIS4. 该数据反映我国A .人口增长加快B .出生率低于死亡率C .已进入老龄化社会D .劳动力仍较充足 5. 甲省区最可能是A .广西B .广东C .河南D .江西6.广东常说的“回南天”是一种天气返潮现象,对该现象发生时间及原因分析,正确的是A .春季—冷空气北撤,暖湿空气迅速反攻,遇到较冷物体而水汽凝结B .夏季—气温高,空气对流上升而水汽凝结C .夏秋季—台风过境,湿润气流辐合上升而水汽凝结D .冬季—冷空气南侵,暖湿气流被迫抬升而水汽凝结 读“我国东南沿海侵蚀海岸分布图”,回答7—8题。
7. 台湾岛东岸受海水侵蚀较西岸严重,主要原因是东岸A. 海平面上升B. 风浪大C. 降水量大D. 河流输沙量大8. 图中所示的沿岸寒流受盛行风影响,其最强盛的时段是天然草地面积(万公顷) 理论载畜量(万羊只∕年)0° 10°E 30° 30° 0.010%20%%30% 40% 50% 60%70%80%1960197019801990200020102020203020402050-0.5% 0.0 0.5% 1.0% 1.5% 平均城市化速度 城市化率 时间(年)(注:2010~2050年数据为预测值)B. 6—8月C. 9—11月D. 12—2月 读右图,回答第9—10题。
完整)人教版一年级上册数学寒假作业1.同学们需要制作20个灯笼,已经完成了9个,还需要制作多少个?2.花丛中有18只蝴蝶,第一次飞走了9只,第二次飞走了5只,总共飞走了多少只?3.飞机场上原本有17架飞机,已经飞走了8架,现在还剩下多少架?4.小苹种了9盆红花,又种了同样多的黄花,一共种了多少盆花?5.学校原本有8瓶胶水,又买回了4瓶,现在有多少瓶胶水?6.XXX家有17个苹果,已经吃了7个,还剩下多少个?7.汽车总站有20辆汽车,已经开走了3辆,还剩下多少辆?8.小朋友做剪纸,用了8张红纸,又用了同样多的黄纸,一共用了多少张纸?9.马场上原本有9匹马,又来了5匹,现在一共有多少匹马?10.商店有15把扇子,已经卖出了5把,现在还剩下多少把?11.学校有兰花和菊花共16盆,其中兰花有6盆,菊花有多少盆?12.XXX两次画了19个苹果,第一次画了5个,第二次画了多少个?13.XXX家有苹果和梨子共18个,其中苹果有9个,梨子有多少个?14.学校要将20箱文具送给山区小学,已经送出了10箱,还需要送出多少箱?15.家里有15棵白菜,已经吃了5棵,还剩下多少棵?16.一条马路两旁各种上9棵树,一共种了多少棵树?17.停车场开走了9辆汽车,还剩下5辆,停车场原本有多少辆汽车?18.车场开走了8辆大汽车,又开走了同样多的小汽车,一共开走了多少辆汽车?19.学校体育室有8个足球,又买来了7个,现在一共有多少个足球?20.学雷锋小组上午修了8张椅子,下午修了12张,一共修了多少张椅子?1、上午算了8道数学题,下午算了12道,下午比上午多算了4道题。
2、图书室里有10个女同学,有8个男同学,男同学比女同学少2个。
3、动物园里有大猴8只,有小猴13只,小猴比大猴多5只。
4、学校有6个足球,10个篮球,足球比篮球少4个。
5、花园里有兰花6盆,再种7盆兰花就和菊花13盆一样多了。
1、妈妈买红扣子8个,白扣子6个,黑扣子4个。
人教版小学一年级数学寒假作业答案第一天(数数与比拟)1. 把右边3个五角星图上颜色;从左边数起,把第7个圈起来。
分析:此题首先要把方向分清楚(左手指的方向是左边,右手指的方向是右边),其次要学会认识基数和序数,即1) 基数表示有几个(可一个可多个);2) 序数表示位置、顺序、第几个数字前面有第字。
2. 小动物们大联欢左 1 2 3 4 5 6 77 6 5 4 3 2 1 右答案:(1)一共来了 7 只小动物;(2)从左边数小驴排在第 4 个;(3)从右边数排在第六个的小动物是小猴。
分析:此题为简单的单列排队问题,方向首先要弄清楚,然后可采用标数法解题(遇到数数的问题要标记,这样才能做到不重与不漏)。
3.比拟下面各数的大小,在 ( ) 里填上“ 〞或“ = 〞。
答案:8()10 51(>)15 5+6(>)3+7 3+19(>)21 8+9(=)3+14分析:此题要熟练的掌握“ > 〞“4. 在一次考试中,恐龙考了95 分,小鱼考了78 分,小猪考了61 分,小鹿考了83 分,小鸭考了91 分。
小朋友们你能按照考试分数由高到低,帮他们排一排顺序吗谁考的,最聪明呢,请你将它圈出来。
答案:(95) > (91) > (83) > (78) > (61)(恐龙) > (小鸭) > (小鹿) > (小鱼) > (小猪)恐龙考的,最聪明。
分析:此题仍然要求熟悉掌握数与数之间的比拟,数位相同比拟,首先要看位,位数大那么大,数位数相同那就要看次高位。
第二天(巧填数字)1. (1) 填数,使横行、竖行的三个数相加都得11.答案:分析:要求横行、竖行的3个数相加都得11,那么1和3的下面是11-1-3=7,2和3的右侧是11-2-3=6。
(2) 填数,使每条线上的三个数之和都得15.答案:分析:每条线上的三个数之和都得15,那么6和3之间是15-6-3=6,3和8之间是15-3-8=4,6和8之间是15-6-8=1。
英语第五册综合一一、找出不同类的词,并用圆圈圈出。
1. A. juice B . pear C. orange D. grape2. A. rabbit B . pig C. bird D.big3. A. cake B . bread C. milk D. ice cream4. A. bus B . blue C. bike D. plane二、翻译。
ice cream banana milk waterpear sweet watermelon bread三、重新排列顺序组成句子。
did you When back comelive this Do city you inyou How many want do orangescan see cheese I the四、找出下面每组词不同类的单词。
( ) 1. where how seat( ) 2. clear board light( ) 3. door floor near( ) 4. see fan look at( ) 5. feel happy sad五、根据所给情景,选择一个正确答案。
( ) 1、开学,遇到同学时,应该说:-------A. Do you like apples? B . Did you go to park yesterday?C. Do you live in this city?D. Hello, when did you come back?( ) 2、询问好友假期去哪里度假了,应该说:----A. Where did you go ? B . What did you see?C. When did you go ?D. What did you buy?( ) 3、当你和妈妈来到超市买水果,服务员可以说:----A. Do you like fruits?B . How many apples do you want?C. How many eggs do you want?D. How much cheese do you want?( ) 4、想知道朋友喜欢什么食物,应该说:-----A. What did you do on vacation?B . What’s your English teacher like?C. What’s your favourite food?D. What’s your favourite fruit?六、阅读对话,找出Mrs Wu 想要买的东西,把它们填入下面的购物清单中。
人教版小学一年级语文寒假作业小学一年级语文寒假作业1月2日一、学数数;二、我会一笔一笔写出下面的字;1.山:__________共笔;2.火:__________共笔;3.水:__________共笔;三、词语智慧宫;把下列词语补充完整面方颜色山海是心非牛毛全美四、我知道的节日;国际劳动节月日国庆节月日党的生日月日教师节月日小学一年级语文寒假作业1月4日一、我会拼,我会写;hé miáo dà mǐ zhú zixīɡuā shuǐɡuǒ huǒ shān二、我会填空;1、电共有笔,第五笔是 ;2、风共有笔,第三笔是 ;3、瓜共有笔,第三笔是 ;三、火眼金睛,辨字组词;木米日目和禾四、动脑筋填一填;+口=和木+=林+日=香+=果五、背儿歌,选一选;①一尺远②一寸远③一拳远胸离桌子____,眼离书本____,手离笔尖____;六、我知道;人的两个宝是和, 会做事, 会思考,要想有创造,就要既又 ;小学一年级语文寒假作业1月6日一、找朋友,连一连;ü u ɑ二、根据儿歌填字母;左上半圆 ,右上半圆 ; 一个门洞 ,两个门洞 ;伞把朝上 ,一根木棍 ; 一把椅子 ,一个大叉 ;三、照样子填一填;例:b---ɑ→bɑ h---u---ɑ→__x---__---__→xiàɡ---__---__→ɡuā__---__→zhù__---__---__→shuōj---ü→__ y---ü→__四、看图写出音节;小学一年级语文寒假作业1月8日一、读儿歌,标调;有ɑ不放过,没ɑ找o e,i u并列标在后;bɑi ɡui bei hui mei ɑi白桂北回妹挨二、读拼音,分分类;táo zi liǔ shù cǎo méibǎi shùɡuì shù yòu zi1.shuǐɡuǒ_______________2.shù mù_______________三、判断下列哪个音节是正确的,打上“√”;ɡūi xié xuěɡuī xéi xüě四、看图写拼音;小学一年级语文寒假作业1月10日一、连一连;p i wu l zh c zhi s o üyu韵母声母整体认读二、拼一拼,填一填;z----u----ɑn→__ x---ün→__j---ü----ɑn→____---__→pinɡ__---__---__→diɑn y----ònɡ→____---__---__→liànɡ y----üe→____ ---__----diū三、找到朋友拉拉手;自己 chī fàn 广播 bái tiān吃饭 zhī máo yī河水 jīn zi织毛衣 zì jǐ金子 héshuǐ日光 rìɡuānɡ白天ɡuǎnɡ bō四、读儿歌,回答问题;用拼音回答wǒyào shànɡxuélewǒyào shànɡxuéle ,yījiārén dōu chònɡwǒxiào.líkāi le yòu ér yuán,wǒjiùyào jìn xuéxiào,yòu ér yuán lǐzhēnɡhónɡhuā,zài xuéxiào yào zhēnɡsān hǎo;在幼儿园里争,在学校里争;小学一年级语文寒假作业1月12日一、我会拼,我会写;xiǎo niǎo niú yánɡ mǎ shànɡ dà rénduō shǎo kāi mén wǔɡè qiān wàn 二、背一背,填一填;远看有色,近听无声;春去花还在 , 来鸟不惊;文中有三对反义词,你能找到它们吗--- --- ---三、把词语补充完整;千水风风万户花门四、读一读,连一连;1、亡羊远走只争2、一枝坐井坚定朝夕补牢高飞观天不移独秀小学一年级语文寒假作业1月14日一、我会按要求填空;1.“里”字上面是_______,下面是_______,共有_______画;2.“的”字要先写_______部,再写_______,共有_______画;3.“见”字共有_______画,第四笔是_______;4.“女”字的笔顺___________________________________________;5.“用”字的第二笔是_______;二、火眼金睛,辨字组词里闪见儿果间贝几三、我会连一连;青鱼天色金阳白台太儿古米女山玉人四、我能照样子写一写;弯的弯弯的弯弯的月儿小的 ________________________________闪的 ________________________________青的 ________________________________蓝的 ________________________________五、默写古诗并回答问题;古朗月行小时识月,呼作盘;疑瑶镜, 在青云端;1.把古诗补充完整;2.“行”是多音字,在这首诗中读 ,它还有一个音读 ;3.找出诗中表示颜色的词;_____________小学一年级语文寒假作业1月16日一、比一比,组词;叉不用又杯月勺包刀句二、我会填头片家杯轮把块条个一______牛奶一______面包一______叉子一______牛一______虫子一______人一______月饼一______明月一______花园三、照样子,写一写;碧蓝碧蓝__________________ 走来走去__________________ 一只只__________________ 绿油油__________________山山水水__________________四、填空树林是_________的家泥土是_________的家小河是_________的家蓝天是_________的家五、连词成句;1.星星有天空许多中_______________________________________________2.吃弟弟用蛋糕叉子_______________________________________________3.在月亮我们看花园里_______________________________________________六、填一填; 悯农锄禾,汗滴;谁知盘餐,粒粒皆辛苦;这首诗告诉我们要小学一年级语文寒假作业1月18日一、我会把音节补充完整;x___ànɡ z_ j_ sh___ā雪白浪花走路回家沙滩脚丫二、我是公正的小法官;在对的下面打√曲.子 qū qǔ弯曲. qū qǔ绿.水 lǜ lù波.浪 bō bē咏.鹅 yǒnɡ yònɡ红.色 hónɡɡōnɡ三、火眼金睛,辨字组词;曲毛工向由手王句见云丫贝去个四、照样子,写一写;例:淘气的娃娃的贝壳的小虾的浪花的太阳的步子五、找朋友拉拉手;1.yǎn lèi 沙滩 2. 淘白shā tān 脚丫回气jiǎo yā眼泪雪家六、送字宝宝回家;家浪鸭沙宝定泪鹅氵宀小学一年级语文寒假作业1月20日一、我会拼,我会写;zhènɡzài wán huǒzǒu kāi tā menpénɡ you dōnɡtiān dìfānɡzhǐyǒu二、火眼金睛,辨字组词来么的米去勺三、巧填量词;棵朵条只把个一花一小树一伞一人一毛巾一羊四、给句子加标点;1.小熊红着脸走进了小山羊的家2.一个夏天的夜晚下着倾盆大雨3.我在小小的船里坐只看见闪闪的星星蓝蓝的天五、我会连词成句;1.互相朋友要之间帮助2.小山羊小熊请进把家里自己的六、连一连;朋友们在班里买菜小红在森林里写作业妈妈在树上玩耍小鸟在市场唱歌小学一年级语文寒假作业1月22日一、我会拼,我会写;miào yònɡ nǐ men kě shìxiànɡ zhènɡ zài qí xīn 照二、我是公正小法官; 划掉错误的读音这.里 zhè zhèi 只.好 zhī zhǐ一只. zhī zhǐ欢迎. yíng yín 朋友. yiou you 哥哥.ɡēɡe尾巴 bā bɑ我们 men mén 三、连线组字,并把他们写下来;王口者牙元主四、找朋友,连一连;bó zi 分别fēn bié哥俩ɡē liǎ脖子五、一笔一笔地写下面的字;1.弟:第五笔是 ;2.回:第二笔是 ;3.来:第六笔是 ;4.把:第三笔是 ;六、我会写出带有下列偏旁的字;1.纟:2.氵:3.鸟:4.:5.:6.:7.: 8.:小学一年级语文寒假作业1月24日一我会拼,我会写;bīng shān huǒ bǎ fù zǐ chūn fēnɡsān jiǎo shù lín cǎo dì yǒu xīn二、找朋友,连一连;来往 zhuō chónɡ希望 lái wǎnɡ真心 xī wànɡ中间 zhēn xīn捉虫 zhōnɡ jiān三、写出带有下列偏旁的字,并组词;cǎo zì tóu 例:草青草tónɡ zì kuànɡyuè zì pánɡ四、词语智慧宫;把下列词语补充完整;南北雪地涯海人人自自人人五、课文大搜索;1.把我寄给爸爸这篇课文写的是时的事;A元宵节 B中秋节 C 元旦2. “我把我寄给你了”,其实寄给爸爸的是A自己 B对爸爸的思念3. 如果爸爸回信了,他会说:“_______________________________;”4. 你想把你寄给谁呢我想把我寄给________________________;小学一年级语文寒假作业1月26日一、我会拼,我会写;shén me bǎi hé huà shíjiāɡōnɡ zì jǐ tiān biān二、火眼金睛,辨字组词刀手六力毛大四九目几三、加一加,变一变;口 + 玉 = + 口 =门 + 日 = + =+ 支 = 枝+ = 花+ 虫 = 独 + 音= 暗四、背一背,填一填;梅宋王安石墙数枝梅,凌寒 ;遥知雪, 暗 ;五、课文内容大搜索;1.根据课文内容连线;小鸡画梅花小鸭画竹叶小马画枫叶小狗画月牙2.课文中一共写了_____种小动物,其中______种动物画了画;青蛙没参加是因为它在_____________;小学一年级语文寒假作业1月28日一、给声母涂红色,韵母涂绿色,整体认读音节涂黄色;ɑnɡ yuɑ二、读拼音写词语;12分shén me shuǐ chí yún duǒ zì jǐjiā ɡōnɡ huí qù tái fēnɡ chūn tiānjīn yú cǎo dì zhōnɡ ɡuó bái yù三、笔顺我掌握;8分方共画为共画化共画长共画四、比一比,再组成词语;8分有由力她月曲边也五、读一读,把词语和对应的音节用线连一连;4分照相希望欢迎元宵huān yínɡ yuán xiāo zhào xiànɡ xī wànɡ六、给下面句子中加点字选择正确的读音;4分zhī zhǐ大灰狼只好逃跑了; 三只小猪盖房子;小学一年级语文寒假作业1月30日一、照样子填空;6分q —→qū h — u —à→h —uī→—→nǔt —→tèm —→mái二、给下面的音节加上声母;6分ēiéiéǒuīnù杯梅合走心玉三、连一连;6分yǎn huó kuābǎ kuài chí活夸眼快池把四、给画线的字选择正确读音,在正确读音下面画“√”;6分中秋节zhōnɡ zōnɡ 那么me mè 弯曲qǔ qū说话suō shuō 我们mén men只有zhǐ zhī五、看拼音写词语;10分miào yònɡzìjǐkěshìcónɡlái yún duǒzuòxiàfēi xínɡshén meqīnɡcǎo yuèyá六、读一读,把合适的词语连在一起8分雪白的星星小狗画竹叶青青的贝壳小鸡画月牙闪闪的小虾小马画梅花。
1.A.as B.that C.until D.when2.A.approve B.appreciate C.need D.resemble3.A.how B.that C.who D.what4.A.absence B.presence C.appearance D.existence5.A.raising B.rising C.developing D.training6.A.childish B.energetic C.fearless D.moody7.A.anything B.something C.everything D.nothing8.A.pretty B.foolish C.green D.grown9.A.failing B.intending C.continuing D.keeping10.A.by B.with C.continuing D.keeping11.A.silent B.quiet C.cool D.noiseless12.A.dozen times B.a dozen of times C.dozens of times D.dozen of time13.A.valuably B.essentially C.naturally D.virtually14.A.set B.settled C.placed D.fixed15.A.sees B.finds C.is D.looksIV. 阅读理解Valencia is in the east part of Spain. It has a port on the sea,two miles away on the coast. It is the capital of a province that is also named Valencia. The city is a market centre for what is produced by the land around the city. Most of the city…s money is made from farming. It is also a busy business city,with ships,railways,clothes and machine factories. Valencia has an old part with white buildings,coloured roofs,and narrow streets. The modern part has long,wide streets and new buildings. Valencia is well known for its parks and gardens. It has many old churches and museums. The university in the centre of the city was built in the 13th century. The city of Valencia has been known since the 2nd century. In the 8th century it was the capital of Spain. There is also an important city in Venezuela(委内瑞拉)named Valencia.1.From the text,how many places have the name Valencia?A. oneB. twoC. threeD. four2. What is the main difference between the two parts of Valencia?A. The colour of the buildingB. The length of the streetsC. The age of the buildingsD. The colour of the roofs3. When was Valencia the most important city in Spain?A.2nd centuryB.8th centuryC.13th centuryD. 20the century4. What is Valencia famous for?A. Its seaportB. Its universityC. Its churches and museumsD. Its parks and gardens5. The main income of the city of Valencia is from its ______.A. marketsB. businessC. factoriesD. farming高2016级英语寒假作业(一)(一)单词与短语1.You should learn to ____________ (挑战)yourself when you face difficulty。
在中国,学校通常将每个学年分为上、下两个学期。
上学期从秋季九月份开始,到次年农历腊月初十左右,各学校开 始放假,至元宵节后寒假结束。
2 春联后面有 8 一、例子,弹吉他。
-?二、123 第二天一、早晨树叶天才退步孩子秋天二、春和千树 茂,雨润百花香。
爆竹声声春讯早,桃符处处岁时新。
岁岁年丰添美满,家家幸福庆团圆桃红柳绿春色美,莺歌燕舞气 象新。
祖国山河处处壮丽,神州大地欣欣向荣。
三、一年四季春常在,万紫千红永花开。
五湖四海皆春色,万水千山尽得辉。
一、第一个连第二个连第三个连二、第三天一、出生入死死灰复 燃燃眉之急急功近利利欲熏心心直口快快人快语语重心长长篇大论 论功行赏赏心悦目目不暇接二、181072115436912 三、1 介绍了椰菜、 菜心、茄子、四季豆、羊角豆、臭豆、包菜、番茄、莲藕。
2 青菜像朵盛开的花,穿一身青色的衣裳,整天笑眯眯,就好像 大人们中彩了一样。
一、\\\\\\\\\3\二、第四天一、上海长春贵阳海口西宁天水开 封济南西安天津竖列二、峦岳丘崮横排三、1 最初认为猫胆怯,后来 知道猫是等待它疲惫松懈,用敌人出击我退回,敌人退回我又出击这 个计谋。
2 猫避到桌上,大鼠也上去,猫就跳下来。
这样上下来往,不下百次。
等老鼠疲惫了,就用猫爪抓住了大鼠头顶的毛,用嘴咬住大鼠的 头颈,最终大鼠惨败。
×××√√第五天一、车水马龙人山人海琳琅满目门庭若市二、 错在月亮中间不会有星星三、1 写到了烟霞、碧水、雁、落辉残照、 古树景色 2 萧萧冷树古城边,晚照残辉落岭前。
遥雁一色秋色暮,迢迢碧水映霞烟。
发现倒读、顺读都朗朗上口,很妙!一、×√√√×√×二、选 2 选 1 选 112112 第六天一、27 有答案二、如果是十张多米诺骨牌, 弄倒一张,全倒。
十减一等于零。
三、1 画骑马登山画母亲指点作品画骑马下山图论骑马之术喻处 世之道 2 当成功时不要骄傲,要更加谦虚;当失败时不要气馁,要充 满自信。
高一上学期数学寒假作业06一、选择题(本大题共12小题,共60.0分)1.设全集为R,集合A={x|0<x<2},B={x|x≥1},则A∩(∁R B)=()A. {x|0<x≤1}B. {x|0<x<1}C. {x|1≤x<2}D. {x|0<x<2}2.直线x-2y+1=0关于直线x=1对称的直线方程是()A. x+2y-1=0B. 2x+y-1=0C. 2x+y-3=0D. x+2y-3=03.中国古建筑借助榫卯将木构件连接起来.构件的凸出部分叫榫头,凹进部分叫卯眼,图中木构件右边的小长方体是榫头.若如图摆放的木构件与某一带卯眼的木构件咬合成长方体,则咬合时带卯眼的木构件的俯视图可以是()4.已知a=log2e,b=ln2,c a,b,c的大小关系为()A. a>b>cB. b>a>cC. c>b>aD. c>a>b5.已知m,n表示两条不同直线,α表示平面,下列说法正确的是()A. 若m∥α,n∥α,则m∥nB. 若m⊥α,n⊂α,则m⊥nC. 若m⊥α,m⊥n,则n∥αD. 若m∥α,m⊥n,则n⊥α6.函数y=-x4+x2+2的图象大致为()7.x2+y2-4y所截得的弦长为()A. B. 28.根据有关资料,汽车二级自动驾驶仪能够处理空间复杂度的上限M约为1010,目前人类可预测的地面危机总数N约为36×230.()(参考数据:lg2≈0.30,lg3≈0.48)9.设四面体的六条棱的长分别为2,2,2,2和的两条棱是异面直线,则该四面体的外接球的表面积为()A. 5πB. 20πC. 12πD. 3π10.已知函数f(x)=ln x)+1,f(a)=4,则f(-a)=()A. -4B. 2C. -2D. 311.如图,在正方形SG1G2G3中,E、F分别是G1G2及G2G3的中点,D是EF的中点,现在沿SE、SF及EF把这个正方形折成一个四面体,使G1、G2、G3三点重合,重合后的点记为G,那么,二面角S-EF-G的正切值是()A. C. 2 D. 312.设函数f(x)f(x)+f(1的x的取值范围是()A. ()B. (-∞,0)C.D.二、填空题(本大题共4小题,共20.0分)13.已知函数f(x)g(x)=f(x)所有零点之积为______.15.过点A(4,1)的圆C与直线x-y-1=0相切于点B(2,1),则圆C的方程为______.16.如图,在棱长为1的正方体ABCD-A1B1C1D1中,E为BC的中点,点P在线段D1E上,点P到直线CC1的距离的最小值为______.三、解答题(本大题共6小题,共70.0分)17.(Ⅰ(Ⅱ)在△ABC中,∠B,∠C的内角平分线分别为x=0,y=x,A(3,-1),求BC 边所在的直线方程.18.如图,在正方体ABCD-A1B1C1D1中.(Ⅰ)求证:B1D⊥平面A1C1B;(Ⅱ)求BD1与平面A1C1B所成角的正弦值.19.设函数f(x)是二次函数,且f(x+1)-f(x-1)=3x-2对一切实数x成立,若f(0)=1.(Ⅰ)求f(x)的表达式;(Ⅱ)设A={x|f(x)=x,x∈R},B={x|f(f(x))=x,x∈R}.(i)求证A⊆B;(ii)若2∈A,函数f(x)在区间[m,m+1]上的最小值大于2,求实数m的取值范围.20.视某地全体中小学生为群体S,S的人均回家时间是指某次S中成员从学校到家的平均用时.S的成员以乘私家车方式或绿色出行(乘公交、骑自行车、步行、家长骑电动车接)方式回家.调查发现:当S中x%(0<x<100)的成员乘私家车时,乘私家车群体的人均回家时间为f(x)均回家时间不受x的影响,恒为40分钟,根据上述分析结果回答下列问题:(Ⅰ)当x在什么范围内时,绿色出行群体的人均回家时间小于乘私家车群体的人均回家时间?(Ⅱ)求该地中小学生群体S的人均回家时间g(x)的表达式,讨论g(x)的单调性,求g(x)的最小值,并说明其实际意义.21.如图,四棱锥S-ABCD的底面是正方形,每条侧棱的长P为侧棱SD上的点.(1)求证:AC⊥SD;(2)若SD⊥平面PAC,求二面角P-AC-D的大小;(3)在(2)的条件下,侧棱SC上是否存在一点E,使得BE∥平面PAC.若存在,求SE:EC的值;若不存在,试说明理由.22.已知圆C经过点P(1,3),Q(2,0),且圆心在直线y=x+1上.(Ⅰ)求圆C的标准方程;(Ⅱ)已知点A与点Q关于y轴对称,点B在圆C上(与点A不重合),记AB的中点为M,且|OA|=|OM|,求直线AB的方程.答案和解析1.【答案】B【解析】【分析】本题考查了集合的化简与运算问题,是基础题.根据补集、交集的定义即可求出.【解答】解:∵A={x|0<x<2},B={x|x≥1},∴∁R B={x|x<1},∴A∩(∁R B)={x|0<x<1},故选B.2.【答案】D【解析】解:解法一(利用相关点法)设所求直线上任一点(x,y),则它关于x=1对称点为(2-x,y)在直线x-2y+1=0上,∴2-x-2y+1=0化简得x+2y-3=0故选答案D.解法二:根据直线x-2y+1=0关于直线x=1对称的直线斜率是互为相反数得答案A或D,再根据两直线交点在直线x=1选答案D故选:D.设所求直线上任一点(x,y),关于x=1的对称点求出,代入已知直线方程,即可得到所求直线方程.本题采用两种方法解答,一是相关点法:求轨迹方程法;法二筛选和排除法.本题还有点斜式、两点式等方法.3.【答案】A【解析】【分析】本题看出简单几何体的三视图的画法,是基本知识的考查.直接利用空间几何体的三视图的画法,判断选项的正误即可.【解答】解:由题意可知,如图摆放的木构件与某一带卯眼的木构件咬合成长方体,小的长方体,是榫头,从图形看出,轮廓是长方形,内含一个长方形,并且一条边重合,另外3边是虚线,所以木构件的俯视图是A.故选:A.4.【答案】D【解析】【分析】本题考查了对数函数及其性质的运用,比较大小,考查了对数运算和变形能力,属于基础题.根据对数函数的单调性和对数运算法则,求出a、b、c的大致范围,即可作出比较.【解答】则a,b,c的大小关系c>a>b,故选D.5.【答案】B【解析】【分析】本题考查空间直线与平面的位置关系,考查直线与平面的平行、垂直的判断与性质,记熟这些定理是迅速解题的关键,注意观察空间的直线与平面的模型,属于基础题.A.运用线面平行的性质,结合线线的位置关系,即可判断;B.运用线面垂直的性质,即可判断;C.运用线面垂直的性质,结合线线垂直和线面平行的位置即可判断;D.运用线面平行的性质和线面垂直的判定,即可判断.【解答】解:A.若m∥α,n∥α,则m,n相交或平行或异面,故A错;B.若m⊥α,n⊂α,则m⊥n,故B正确;C.若m⊥α,m⊥n,则n∥α或n⊂α,故C错;D.若m∥α,m⊥n,则n∥α或n⊂α或n⊥α或n与α相交,故D错.故选B.6.【答案】D【解析】【分析】本题主要考查函数的图象的识别和判断,利用函数过定点以及判断函数的单调性是解决本题的关键.属于基础题.根据函数图象的特点,求函数的导数利用函数的单调性进行判断即可.【解答】解:函数过定点(0,2),排除A,B.函数的导数f′(x)=-4x3+2x=-2x(2x2-1),由f′(x)>0得2x(2x2-1)<0,得x<0<x由f′(x)<0得2x(2x2-1)>0,得x x<0,此时函数单调递减,排除C,也可以利用f(1)=-1+1+2=2>0,排除A,B,故选D.7.【答案】A【解析】解:根据题意:直线方程为:y,∵圆x2+y2-4y=0,∴圆心为:(0,2),半径为:2,圆心到直线的距离为:d=1,∴弦长为故选:A.先由题意求得直线方程,再由圆的方程得到圆心和半径,再求得圆心到直线的距离,即可求解.8.【答案】B【解析】解:汽车二级自动驾驶仪能够处理空间复杂度的上限M约为1010,目前人类可预测的地面危机总数N约为36×230.两边取常用对数,可得-6×0.48-30×0.30=-1.88.故选:B.本题考查对数的运算性质,考查运算求解能力,是基础题.9.【答案】A【解析】【分析】将四面体放在长方体中,设长方体的长、宽、高分别为x、y、z,根据题中条件列勾股定理,可得出长方体的体对角线长,即为四面体的外接球直径,再利用球体表面积公式可得出答案.本题考查球体表面积的计算,解决本题的关键在于找出合适的模型计算处球体的半径,考查计算能力,属于中等题.【解答】解:如下图所示,四面体ABCD AC=AD=BC=BD=2,可将四面体ABCD放在长方体AEDF-GBHC,设BG=x,CG=y,AG=z,2(x2+y2+z2)=10,则x2+y2+z2=5,设四面体ABCD的外接球直径为2R,则(2R)2=x2+y2+z2=5,因此,该四面体外接球的表面积为4πR2=π×(2R)2=5π.故选:A.10.【答案】C【解析】【分析】根据对数函数的运算性质,结合条件建立方程关系进行求解即可.本题主要考查函数值的计算,结合对数函数的运算性质进行转化是解决本题的关键.【解答】解:∵f(a)=4,。
阳光一六寒假作业及答案姓名:从今日起寒假生活正式开始,请小朋友在寒假期间外出游玩注意平安,一定要听爸爸妈妈的话。
注意保护好眼睛,学会科学用眼。
在愉快的假期中,要认真完成以下作业:1、合理完文、数学寒假作业。
(家长红笔批改)2、写字:认真完成写字寒假作业书,开学评选“小小书法家”。
3、背诵古诗:稳固学过的古诗,并再背诵3-5首古诗。
4、阅读:每天阅读课外书半个小时以上,并将复述给家长听,这是在锻炼孩子的表达能力。
同时家长要签字。
(可培养孩子睡前看书的习惯)5、写话:孩子们学了汉字和拼音,不仅可以帮助他们阅读课外书,还能让他们把每天发生的让自己快乐、难过、兴奋、难忘的事情记下来,还可以向大家介绍自己的朋友,发生在自己身边的事情。
放假了,试着让孩子用铅笔记下自己每天的心情与感受吧,比比谁的话最通顺、最完整,记得打上标点符号哦!也可以在文字旁边画图。
(2句以上,篇数不作规定)(请准备小学生日记本,或者统一规格的白纸、彩纸,可选择写得好的日记打印后装订成册。
)6、每天坚持锻炼半小时。
(跳绳、拍球??)7、坚持自己的事情自己做,学会书包,收拾书桌,并帮助家长做一些力所能及的家务事。
8、过年送祝福(1)自制一张贺卡,送给最想感谢的人。
(2)过年给自己的长辈、小伙伴发祝福微信或问候,锻炼孩子的交际能力。
9、请家长在假期里催促孩子认真完成以上作业,并每天做好检查,如果条件允许,可以拍下孩子在寒假里的照片,上传到班级群相册上,谢谢!最后祝小朋友和你的家人新年快乐!xx年2月5日阳光一六寒假阅读记录表(此表和寒假作业本于下学期开学报到时交给老师)yì ch?u m? zhǎn fǎng fú lǒng zha? méng l?ng( ) ( ) ( ) ( ) tián jìng qí qū qì liàng pào m? guài sh?u( ) ( ) ( ) ( ) ( )皱()郊()贴()订()腊()雏()胶()粘()盯()蜡()刻舟求()守株()兔掩耳盗()金()辉煌名()其实指()画脚风平()靜美丽多()1、没有风浪,水面很平静,形容平静无事。
湘教版(2019)必修一高一寒假作业(五)(30个选择题、五个大题)作业范围:湘教版(2019)必修一作业时间:寒假一、选择题:(在每小题给出的四个选项中,只有一项是符合题目要求的。
).在德国和日本,随处可见厂房和大楼屋顶的黑色“硅极”,这就是太阳能屋顶。
风和日丽的白天,“屋顶”将太阳能转化为电能,把富余的电能送入电网。
我国有关专家指出:上海没有油田和煤矿,但有两亿平方米的屋顶,不能辜负了屋顶上这片免费的阳光。
据此完成下列小题。
1.上海的年平均太阳辐射量高于德国和日本,是因为( )A.地势高,空气稀薄B.河湖纵横,太阳有效辐射强C.地面裸露,比热容大D.纬度偏低,晴天多2.上海积极推广“太阳能屋顶计划”是因为( )A.常规能源短缺,能源需求量大B.其是我国太阳能资源最丰富的地区C.太阳能资源清洁、可再生、能量集中D.上海人口稠密,经济发达,能源蕴藏量大欧洲研究小组推测2030-2040年太阳活动将减少,太阳活动减少将导致太阳黑子和太阳耀斑减少60%,太阳进入休眠状态。
读太阳结构示意图,完成下列小题。
3.太阳耀斑和黑子分别位于图中( )A①② B.②③C③② D.②①4.太阳活动( )①发生在太阳大气层②可能引起地球上发生水旱灾害③发生在太阳内部④对人类生产生活不会产生影响A①②B②③ C.③④ D.①④读部分地质时期的生物演化过程示意图,完成下列小题。
5.关于甲、乙两地质年代,下列说法正确的是()A.甲是古生代,乙是中生代B.甲是中生代,乙是古生代C.甲是古生代,乙是元古宙D.甲是新生代,乙是古生代6下列化石可能出现于古生代地层的是()①三叶虫化石②恐龙化石③龟类化石④被子植物化石A.①②B. ①③C.②④D.③④读某地貌剖面示意图,完成下列小题。
7.由图可知( )A.该地貌属于流水侵蚀地貌B.由扇形地上部到扇缘带,沉积物颗粒逐渐变大C.扇形地中下部土壤肥沃,排水条件良好,适合农耕D.扇缘带地下水埋藏深8.该地貌最可能形成于( )A.河流入海口B.山间河谷出口C.大江大河中下游D.盆地中心沙漠治理是干旱区的重要课题,传统工程治沙主要是利用人工设置沙障(如草方格)来防止沙子移动。
得夺市安庆阳光实验学校云南省高二寒假作业(6)英语 Word版含答案1._____ clearly so that your teacher _____ you correctly.A. Writing; will understandB. To write; could understandC. Having written; can understandD. Write; can understand2.His face suggested that he _____________ satisfied with the result of the exam, and he suggested that we _____________ harder than before.A. shouldn’t be; studyB. wasn’t; studyC. wasn’t; studiedD. shouldn’t be; studied3.It was ______ he went back home after the experiment.A. until midnight whenB. not until midnight thatC. until midnight thatD. not until midnight while4.It is reported that many new houses _______ at present in disaster area.A. are being builtB. were being builtC. was being builtD. is being built 5.- I hear you _______ abroad.- That's right. We're going to live in Spain.A. are movingB. have movedC. moveD. will have moved6.As a journalist, Joan finds _______ worthwhile to spend timechatting with people of different backgrounds and nationalities.A. oneB. thatC. herD. it7.The report ________ figures from six different cities in Europe________ six parts.A. basing on;make upB. based on;is made upofC. according to;consist ofD. according to;make of8.Look! There’s no light on—Sara _____be at home.A. can’tB. mustn’tC. needn’tD. shouldn’t9.The _____ boy wondered why fish soon went _____ in hot weather.He went to ask his teacher.A. puzzled; badlyB. puzzling; badC. puzzling; badlyD. puzzled; badst summer holiday, I went back to my hometown, ________ theneighbors and the house ________ I used to be familiar with weregone.A. only finding; whichB. only to find; thatC. only to find; whomD. found; that11.When he woke up, he found himself ___ on a chair, with his hands ___ back.A. to sit; tyingB. sitting; tyingC. sat; tiedD. sitting; tied12.—How about ________ Christmas evening party?—I should say it was ________ success.A. a; aB. the; aC. a; \D. the; \13.---- How can I find you in the large crowd?---- _______ down the street and you will see me wearing a red shawl.A. If walkingB. To walkC. WalkD. Walking14.--_____ all our efforts, we still lost the game.--Don’t be discouraged!A. HoweverB. DespiteC. AsD. Although 15.The house rent is high. I’ve got about half the space I had at home and I’m paying ________here.A. as three timesmuch B. as much three timesC. much as threetimes D. three times as muchThe story goes that some time ago, a man had a very lovelylittle daughter. One day the man __16__ his 3-year-old daughter for __17__ a roll of gold wrapping paper. Money was tight and he became __18__ when the child tried to decorate a __19__ to put under the Christmas tree. __20__, the little girl brought the gift to her__21__ the next morning and said, “ This is for you , Daddy.”The man was __22__ by his earlier __23__, but his anger flared again when he found out the box was __24__. He yelled at her, stating, “Don’t you know when you give someone a present, thereis __25__ to be something inside?” The little girl looked __26__at him with tears in her eyes and cried, “ Oh, Daddy, it is notempty __27__. I blew kisses into the box. They are all for you, Daddy.”The father was crushed. He __28__ his arms around his little girl, and he begged for her __29__. Only a short time later, an__30__ took the life of the child. It is also told that her father kept that gold box by his bed for many __31__ and whenever he was discouraged, he would take out an __32__ kiss and remember the love of the child who had put it there.In a very real sense, each one of us, as human beings, has been given a gold container __33__ unconditional love and kisses… from our children, family members, friends and God. There is simply no other __34__, anyone could hold, More __35__ than this.16. A. asked B. praised C. begged D. punished17. A. wasting B. stealing C. selling D. holding18. A. glad B. angry C. sad D. upset19. A. room B. hall C. box D. ball20. A.NeverthelessB. ButC. ThereforeD. And21. A. father B. mother C. teacher D. sister22. A. puzzled B. surprised C. scared D. embarrassed23. A. overwork B. overreaction C. event D. overpass24. A. empty B. heavy C. full D. wet25. A. happened B. seemed C. supposed D. used26. A. down B. back C. up D. forward27. A. at all B. after all C. above all D. in all28. A. put B. turned C. handed D. gave29. A. kindness B. forgiveness C. sadness D. carelessness30. A. even B. incident C. accident D. action31. A. days B. months C. nights D. years32. A. imaginary B. kind C. gentle D. warm 33. A. filled with B. pleased with C. crowded with D. equipped with34. A. world B. feeling C. possession D. love35. A. expensive B. precious C. comfortable D. interestingASocial customs differ from country to country. Does a man walk on the left or the right of a woman in your country? Or doesn’t it matter? What about table manners? Should you use both hands when you are eating? Should you leave one in your lap, or on the table?The Americans and the British not only speak the same language but also share a large number of social customs. For example, in both America and England people shake hands when they meet each other for the first time. Also, most Englishmen will open a doorfor a woman or offer their seat to a woman, and so will most Americans. Promptness is important both in England and in America. That is, if a dinner invitation is for 7 o’clock, the dinner guest either arrives close to that time or calls up to explain his delay.The important thing to remember about social customs is not to do anything that might make other people feel uncomfortable –especially if they are your guests. There is an old story about a man who gave a formal dinner party. When the food was served, oneof the guests started to eat his peas with a knife. The other guests were amused or shocked, but the host calmly picked up his knife and began eating in the same way. It would have been bad manners to make his guest feel foolish or uncomfortable.36. If one has accepted a dinner invitation, what should he do if he is to be late for the dinner?A. He should find an excuse.B. He should ask for excuse.C. He should say “Sorry”.D. He should telephone to explain his being late.37. “It would have been bad manners to make his guest feel foolishor uncomfortable” “Bad manners” means _______.A. uglyB. dishonestC. impoliteD. shameful38. According to the text, the best host _____________.A. tried his best to make his guests feel comfortableB. makes his guests feel excitedC. tried to avoid being naughty to his guestsD. tried to avoid being foolish39. The author of this article may agree with which of the following?A. The guest who ate his peas with a knifeB. The other guests who were amused or shocked.C. The host who picked up his knife and began eating in the same way.D. None of the above.BHave you winterized your horse yet? Even though global warming may have made our climate, more mild, many animals are still hibernating(冬眠). It’s too bad that humans can’t hibernate. In fact, as a species, we almost did.Apparently, at times in the past, peasants in France liked a semi-state of human hibernation. So writes Graham Robb, a British scholar who has studied the sleeping habits of the French peasants. As soon as the weather turned cold, people all over the France shut themselves away and practiced the forgotten art of doing nothing at all for months on end. In line with this, Jeff Warren, a producer at CBC Radio’s The Current, tells us that the way we sleep has changed fundamentally since the invention of artificial lighting and the electric bulb.When historians began studying texts of the Middle Ages, they noticed something referred to as “first sleep”, which was not clarified, though. Now scientists are telling us our ancestors most likely slept in separate periods. The business of eight hours’ uninterrupted sleep is a modem invention.In the past, without the artificial light of the city to bathe in, humans went to sleep when it became dark and then woke themselves around midnight. The late night period was known as “The Watch”. It was when p eople actually kept watch against wild animals, although many of them simply moved around or visited family and neighbors.According to some sleep researchers, a short of insomnia(失眠)at midnight is not a disorder. It is normal. Humans can experience another state of consciousness around their sleeping, which occurs in the brief period before we fall asleep or wake ourselves in the morning. This period can be an extraordinarily creative time for some people. The impressive inventor, Thomas Edison, used this state to hit upon many of his new ideas.Playing with your sleep rhythms can be adventurous, as anxiety may set in. Medical science doesn’t help much in this case. It offers us medicines for a full night’s continuous sleep, which sounds natural; how ever, according to Warren’s theory, it is really the opposite of what we need.40. The example of the French peasants shows the factthat .A. people might become lazy as a result of too much sleepB. there were signs of hibernation in human sleeping habitsC. people tended to sleep more. Peacefully in cold weatherD. winter was a season for people to sleep for months on end [ ]41. What does the author advise people to do?A. Sleep in the way animals do.B. Consult a doctor if they can’t sleep.C. Follow their natural sleep rhythm.D. Keep to the eight-hour sleep pattern.42. The late night was called “The Watch” because it was a time for people .A. to set traps to catch animalsB. to wake up their family and neighborsC. to remind others of the timeD. to guard against possible dangers43. What is the author’s purpose in writing the passage?A. To give a prescription for insomniaB. To urge people to sleep less.C. To analyze the sleep pattern of modern peopleD. To throw new light on human sleep.CI entered high school having read hundreds of books. But I was not a good reader. Merely(仅仅地) bookish, I lacked a point of view when I read. Rather, I read in order to get a point of view. I searched books for good expressions and sayings, pieces of information, ideas, themes—anything to enrich my thought and make me feel educated. When one of my teachers suggested to his sleepy tenth-grade English class that a person could not have a “complicated idea” until he had read at least two thousand books, I heard the words without recognizing either its irony (嘲讽) orits very complicated truth. I merely determined to make a list of all the books I had ever read. Strict with myself, I included only once a title I might have read several times. (How, after all, could one read a book more than once?) And I included only those books over a hundred pages in length. (Could anything shorter be a book?) w*w*There was yet another high school list I made. One day I came across a newspaper article about an English professor at a nearby state college. The article had a list of the “hundred most important books of Western Civilization.” “More than anything else in my life,” the professor told the reporter with finality , “these books have made me all that I am.” That was the kind of words I couldn’t ignore. I kept the list for the several months it took me to read all of the titles. Most books, of course, I hardly understood. While reading Plato's The Republic, for example, I needed to keep looking at the introduction of the book to remind myself what the text was about. However, with the special patience and superstition () of a schoolboy, I looked at every word of the text. And by the time I reached the last word, pleased, I persuaded myself that I had read The Republic, and seriously crossed Platooff my list44. On heating the teacher's suggestion of reading, the writer thought __ _____.A. one must read as many books as possibleB. a student should not have a complicated ideaC. it was impossible for one to read two thousand booksD. students ought to make a list of the books they had read45. The underlined phrase “with finality” probably means ___ ____.A. firmlyB. clearlyC. proudlyD. pleasantly46. The writer's purpose in mentioning The Republic is to ___ ____.A. explain why it was included in the listB. describe why he seriously crossed it off the listC. show that he read the books blindly though they were hard to understandD. prove that he understood most of it because he had looked at every wordDWhen Russell Lyons volunteered for the first time, he read Goodnight Moon to a class of San Diego preschoolers. And it wasn’t reading-he’d memorized the book and was reciting it out loud. He was 4. Still, he said it felt good up there, in front of the other kids, lending a hand. He wanted more of that feeling.The University City resident has spent time at an animal reserve in Utah, a women’s shelter in St. Louis, a soup kitchen in New York, a retir ement home in Tucson. This week he’s in Los Angeles, at a program that supports disabled youth.“I just like helping people and feeling that something I do is making a difference,” he said. He resists the idea that his “Do Good Adventure” is all that unusu al. It bothers him that the media often describes young people as lazy, self-centered and materialistic. So he sees his trip as a chance to make a statement, too. “About 55 percent of teens do volunteer work, higher than the rate of adults,” he said, according to a 2002 study. “Not everybody knows that.”Of course, some teens do volunteer work because it looks impressive on their college applications. Lyons said he mentioned his trip on his submissions. But charity work is a habit with him. Even before the cross country trip, he was volunteering abut 200 hours a year at various places. He’s made sandwiches for homelessfamilies in Washington D.C.. He’s taught math to fifth-graders in Cuernavaca, Mexico.He gets some of that drive from his mother, Leslye Lyons, who has been involved in nonprofits for much of her life. She was there when her son “read” to the preschoolers-a memory of hers “that will never go away.”47. What did Russell Lyons think of his first volunteering?A. Creative.B. Impressive.C.Persuasive.D. Imaginative.48A. indicate Russell Lyons is working as a volunteerB. introduce some tourist attractions across AmericaC. appeal to volunteers to offer help to those in needD. show volunteers are needed in all parts of America49. According to Paragraph 4, Russell Lyons is against the idea that ______.A. what he has done is commonB. most teens do volunteer workC. young people don’t work hardD. adults prefer to be volunteers50. Russell Lyons has been doing volunteer work because ______.A. it is necessary for college applicationsB. he ought to keep his promise to MomitC. he likes the feeling of being praisedD. has become a natural part of his life__51___ People use money to buy food, furniture, books, bicycles and hundreds of other things they need or want. When they work, they usually get paid in money.Most of the money today is made of metal or paper.____52__ One of the first kinds of money was shells.Shells were not the only things used as money.In China, cloth and knives were used. In the Philippine Islands, rice was used as money for a long time.Elephant tusks, monkey tails and salt were used as money in parts of Africa.The first metal coins were made in China.They were round and had a square hole in the centre. _____53_____Different countries have used different metals and designs for their money.___54___ Sweden and Russia used copper (铜) to maketheir money. Later some countries began to make coins of gold and silver.But even gold and silver were inconvenient if you had to buy something expensive. Again the Chinese thought of a way to improve money. _____55___ The first paper money looked more like a note from one person to another than the paper money used today.Money has had an interesting history from the days of shell money until today.A.The first coins in England were made of tin (锡).B.But people used to use all kinds of things as money.C.No one knows for certain when people began to use money.D.People strung (串连) them together and carried them from place to place.E.Money, as we know, is all made of paper.F.They began to use paper money.G.Today anyone will accept money in exchange for goods andservices.Mrs Smith was walking near a playground. She was a hurry to visit her four grandchildren. She missed him very much, because she had seen them for quite along time. She was walking while suddenly she saw a ball coming in her direction. She was already in her seventy. Should she kick the ball to send itback and should she just go past leaving the ball where it was? Finally withgreatly care she gave it a kick. The ball went straight out the goal. Howwonderful it was! And she happened to have helped won the match. And all herfour grandchildren were on team of the winners.假设你是某中学学生会主席李华,你校与本地一所国际学样经常举办联谊活动.你计划在重阳节组织学生到养老院去慰问老人,拟邀请国际学校的学生参加,请你根据以下内容要点给国际学样的学生会主席Tony写一封信.要点:向老人赠送礼物(鲜花、自制贺卡……);为老人提供服务(做清洁、陪老人聊天……);为老人表演节目(唱歌、跳舞……).注意:1、词数为100左右;2、信的开关和结尾已为你写好(不计入你所写词数);3、已给出的信的开关和结尾不得抄入答题卡.(以下所给内容不得抄入答题卡)Dear Tony,Chongyang,the traditional Chinese festival for the elderly,is coming around.We are planning to visit the Nursing Home to celebrate the speeial day, and we would like to invite students from your school to join us.试卷答案一.单项选择14.B15.D二.完形填空16—35DABCA ADBAC CAABC DAACB三.阅读理解36—50 .DCAC BCDD AAC BACD四.七选五GBDAF 五.短文改错Mrs Smith was walking near a playground. She was∧a hurry to visither fouringrandchildren. She missed him very much, because she had∧seen themfor quite athemnotlong time. She was walking while suddenly she saw a ball coming in herwhendirection. She was already in her seventy. Should she kick the ball to send itseventiesback and should she just go past leaving the ball where it was? Finally withorgreatly care she gave it a kick. The ball went straight out the goal.great into How wonderful it was! And she happened to have helped won the match.And allwinher four grandchildren were on∧ team of the winners.the六.书面表达One Possible Version:We have planned several activities. When we get there ,wewill visit the elderly in their rooms in groups ,presenitng themwith flowers and self -made cards to show our respect and love.Then we will do some cleaning and washing for them with the help ofthe nurses.As some old people feel lonely. We may chat with them abouttheir old days, changes of our city, or anything they areinterested in. We may also give them some performanees: singing,daneing, and so on. I am sure we will both gain a better understanding of the elderly in China. If you have any suggestions, please let us know.。
小学六年级语文寒假作业练习总结寒假作业,通过假期作业的形式,既能保证孩子在假期有规律的学习生活,而且是老师、家长用来拴住孩子的一根缰绳。
下面是小编为大家整理的关于小学六年级语文寒假作业练习,希望对您有所帮助!六年级语文寒假作业练习一、写词语。
1.组词:顽乖捐卓2.词语搭配:传播收集优美的严峻的神情动作二、积累运用。
1.组词:顽乖捐卓2.词语搭配:传播收集优美的严峻的神情动作3.补充成词,并按要求作答。
①故新②心魄③新异④蜂而⑤兵政⑥能善⑦鱼而⑧集广⑨轻于⑩独心(1)描写工作方法的成语是:_____________(2)带有近义词的成语是:_____________(3)带有比喻成分的成语是:_____________4.给带点字选择恰当的意思,在括号中填序号:(1)胜:①赢,胜利;②打败;③超过;④优美;⑤尽引人入胜战无不胜不胜感激(2)临:①到,来;②对着,靠近身临其境居高临下临危不惧5.按要求写词语。
①表示腿或脚的动作的词语_____________。
②表示“看”的意思的词_____________。
③描述有关五官的成词_____________。
6.按要求改写句子。
①父亲鼓励我说:既有一,何不能有二?改为陈述句:_____________②我对老师们的勇敢,不能不从心底里感到无限的敬佩。
改为陈述句:_____________③修改病句:爸爸的书架上摆满了书籍。
④怀特森先生说:“关于猫猬兽的一切,都是我故意编造出来的。
”改为转述句:_____________⑤科学家进行了反复的观察实验,科学家终于得出了科学结论。
(用关联词语连接)_____________7.填空,并按要求作答。
①她一生共得了_______项奖金、_______种奖章、_______个名誉头衔,特别是获得了_______次诺贝尔奖。
所填的都是_______,这一系列数字说明了居里夫人_______。
从这里你体会到居里夫人是_______的人。
语文部分苏轼云:“腹有诗书气自华。
”腹中的“诗书”从何而来?来自积累。
学好语文贵在细水长流,重在平时的点滴积累。
寒假来了,我想告诉大家的是,语文学习的外延与生活的外延相等。
生活中时时事事处处皆语文,小到街头广告,大到报刊文章。
生活是语文学习取之不尽、用之不竭的源泉,用心感知生活,方能有心学好语文。
希望大家能够在按时、保质、保量完成寒假作业的同时,用心生活,感悟语文。
编者腊月二十一1.下列词语中加点的字,读音有错误的一组是()A.璀璨.(càn)憧.(chōng)憬饮鸩.(zhèn)止渴B.凝.(níng)固分泌.(bì)孜.(zī)孜不倦C.蹊.(qī)跷省.(xǐng)悟穷形尽相.(xiàng)D.端倪.(ní)宝藏.(zàng)未雨绸缪.(móu)2.下列词语中没有错别字的一组是()A.戳穿力挽狂澜暧昧食不果腹B.震撼融汇贯通喧嚣响彻云霄C.深奥死不瞑目气慨雍容华贵D.凋蔽哗众取宠辍学愤世嫉俗3.下列各句中加点的成语,使用恰当的一项是()A.这里有表层的、看得见的、感同身受....的变化——城市和乡村日新月异,生活方式已与父辈大不相同;但更有深层的,不易觉察却能辐射未来的变化。
B.要培植健康的金融市场,必须建立一套可以操作的法律、法规,从而能够有效打击在金融市场中翻云覆雨....的“资金贩子”。
C.为把该市建成经济和社会高速发展的特大城市,不久前召开的“两会”上,代表和委员们集思广益....,各抒己见,进行了热烈的讨论。
D.虽然炎热的夏季早就过去,可是特丽珑显示器和钻石珑显示器为占领未来的CRT市场的明争暗斗依然如火如荼....地进行。
4.下列各句中,没有语病的一句是A.这项基金,是对公益林管理者发生的管理、抚育、保护和营造等支出给予一定补助的专项资金。
B.六年间,我国航天技术完成了从单舱到三舱、从无人到有人、从“一人一天”到“两人五天”的进步。
2013—2014学年八上数学寒假作业8-6(综合1)
班级______座号______姓名__________ 一、选择题
1.(2013•郴州)下列运算正确的是( ) A .54
x
x x =⋅
B .236x x x =÷
C .332
2=-x x D .6326)2(x x =
2. (2013广东汕头)已知三角形两边的长分别是4和10,则第三边的长可能是( )
A .5
B . 6
C . 11
D . 16
3.(2013湖南郴州)如图,在Rt △ACB 中,∠ACB=90°,∠A=25°,D 是AB 上一点.将Rt △ABC 沿CD 折叠,使B 点落在AC 边上的B′处,则∠ADB′等于( ) A .25° B .30° C .35° D .40°
4.(2013安顺)如图,已知AE=CF ,∠AFD=∠CEB ,那么添加下列一个条件后,仍无法判
定△ADF ≌△CBE 的是( )
A .∠A=∠C
B .AD=CB
C .BE=DF
D .AD ∥BC
5.(2013呼和浩特)下列各因式分解正确的是( )
A .)2)(2()2(22+-=-+-x x x
B .22)1(12-=++x x x
C .2
2
)12(144-=+-x x x D .)2)(2(242
-+=-x x x x
6.(2013宁波)一个多边形的每个外角都等于72°,则这个多边形的边数为( )
A .5
B .6
C .7
D .8
7. 将分式y
x x 322
+中的x 、y 的值同时扩大3倍,则分式的值( )
A. 扩大9倍
B. 扩大3倍
C. 保持不变
D. 缩小3倍 二、填空题
8. (2013临沂市)分解因式=+-2
96ab ab a 。
9.(2013白银)若代数式
的值为零,则x=
10.(2013湖北随州)等腰三角形的周长为16,其一边长为6,则另两边为_________。
11.在△ABC 中,∠A=40°,∠B=3∠A ,则∠C = . 12.若()()4-+x a x 的积中不含x 的一次项,则a = . 13.若2
2(3)16x m x +-+是完全平方式,则m= .
14.如图,在△ABC 中,AB =AC ,AB 的垂直平分线交AB 于N ,交直线BC 于M .
∠NMB =__________度 ∠NMB =_______度 ∠NMB =__________度. 15.(2013黔东南州)观察规律:2
11=;2231=+;2
3531=++;
247531=+++;…,则2013531++++ 的值是 .
16.(2013山东省临沂市) 在Rt △ABC 中,∠ACB=900,BC=2cm ,CD ⊥AB,在AC 上取 一点E,使EC=BC,过点E 作EF ⊥AC 交CD 的延长线于点F ,若EF=5cm ,则AE= cm.
17.(2013雅安)如图,正方形ABCD 中,点E 、F 分别在BC 、CD 上, △AEF 是等边三角形,连接AC 交EF 于G ,下列结论: ①BE=DF ,②∠DAF=15°,③AC 垂直EF ,④BE+DF=EF ,
⑤S △CEF =2S △ABE .其中正确结论有 (只填序号) 三、解答题:
18.(1)(2013广西玉林))1(4)2(2
-+-a a (2) 2221()()3
3
x y xy xy xy -+÷
(3)(2013德州)先化简,再求值:22
214
()2442
a a a a a a a a ----÷++++,其中12-=a .
19. (2013郴州)在图示的方格纸中
(1)作出△ABC 关于MN 对称的图形△A 1B 1C 1; (2)说明△A 2B 2C 2是由△A 1B 1C 1经过怎样的平移得到的?
20.如图:A C ⊥CB,DB ⊥CB,垂足分别为C,B,AB=DC,求证:∠ABD=∠ACD
21. (2013湘西州)吉首城区某中学组织学生到距学校20km 的德夯苗寨参加社会实践活动,一部分学生沿“谷韵绿道”骑自行车先走,半小时后,其余学生沿319国道乘汽车前往,结果他们同时到达(两条道路路程相同),已知汽车速度是自行车速度的2倍,求骑自行车学生的速度.
22.如图,AD 是△ABC 的角平分线,AD 的垂直平分线EF 交BC •的延长线于F , 求证:∠BAF=∠ACF .
23.
3213121⨯=-,4314131⨯=-,5
41
5141⨯=-…… (1)请观察上面式子的规律,你猜测出结论是? (2)验证:
1
11+-n n (n 为正整数);
(3)计算+⨯+⨯+⨯541
431321……)
1(1-x x (x 为正整数)
24. 如图(1),已知:在△ABC 中,∠BAC =90°,AB=AC ,直线m 经过点A ,BD ⊥直线m, CE ⊥直线m,垂足分别为点D 、E.证明:DE=BD+CE.
(2) 如图(2),将(1)中的条件改为:在△ABC 中,AB=AC ,D 、A 、E 三点都在直线m 上,并且有∠BDA=∠AEC=∠BAC=a ,其中a 为任意锐角或钝角.请问结论DE=BD+CE 是否成立?如成立,请你给出证明;若不成立,请说明理由.
(3) 拓展与应用:如图(3),D 、E 是D 、A 、E 三点所在直线m 上的两动点(D 、A 、E 三点互不重合),点F 为∠BAC 平分线上的一点,且△ABF 和△ACF 均为等边三角形,连接BD 、CE,若∠BDA=∠AEC=∠BAC ,试判断△DEF 的形状.
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