假期作业三

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三年级假期实践作业

三年级假期实践作业

三年级假期实践作业假期对于三年级的小朋友们来说,不仅是放松和玩耍的时光,更是增长见识、锻炼能力的好机会。

为了让孩子们的假期过得充实而有意义,学校精心设计了一系列丰富多样的假期实践作业。

一、阅读与写作阅读是开启知识大门的钥匙。

要求孩子们在假期里至少阅读两本适合自己年龄段的书籍,可以是童话故事、科普读物或者经典文学作品。

在阅读的过程中,要养成做笔记的好习惯,把书中优美的词句、有趣的情节或者自己的感悟记录下来。

读完书后,孩子们需要写一篇读后感。

可以谈谈自己对书中主人公的看法,或者分享从书中得到的启示。

这不仅能够锻炼他们的阅读理解能力,还能提高写作水平。

二、数学实践数学源于生活,用于生活。

假期里,孩子们要当一回“小管家”,记录家庭一周的开支情况,制作成简单的表格,并计算出每天的平均花费。

通过这个活动,孩子们能够更加了解生活中的数学,学会合理消费。

此外,还可以让孩子们寻找生活中的几何图形,比如家里的桌椅是长方形的,足球是圆形的等等,并尝试用数学语言描述这些图形的特点。

三、科学探索鼓励孩子们进行一些简单的科学小实验,比如“会跳舞的盐”“自制彩虹”等。

在实验过程中,要观察实验现象,思考其中的科学原理,并把实验过程和结果记录下来。

也可以让孩子们观察一种植物或者动物的生长过程,用图画或者文字的形式记录下来。

这能够培养他们的观察力和好奇心,激发对科学的热爱。

四、艺术创作艺术能够陶冶情操,丰富内心世界。

孩子们可以用画笔描绘出自己心目中的美好假期,或者用彩纸、黏土等材料制作一件手工艺品。

还可以学习一首喜欢的歌曲,在家庭聚会时为大家表演,展示自己的才艺。

五、体育锻炼健康的身体是学习和生活的基础。

每天要保证至少一小时的体育锻炼时间,可以选择跳绳、跑步、打球等运动项目。

并且记录自己的运动情况,看看经过一个假期,自己的身体素质有没有提高。

六、家务劳动让孩子们参与到家务劳动中来,比如扫地、擦桌子、洗碗等。

通过这些劳动,他们能够体会到父母的辛苦,学会珍惜劳动成果,同时也能提高自己的生活自理能力。

三年级数学口算竖式、脱式练习题30天

三年级数学口算竖式、脱式练习题30天

一、口算练习26+9= 57-38= 1500-700= 42×2= 99÷3=770÷7= 660÷3= 960÷3= 180÷9= 65+15=660÷6= 800×2= 50÷5= 3×800= 420÷7=3×220= 480÷4= 58+33= 420-20= 93÷3=880÷4= 1200-200= 11×7= 80-46= 0÷51=0÷76= 2×85= 70÷7= 14×2= 5×900=二、竖式计算24×11= 43×26= 25×22= 36×34=35×13= 57×18= 76×14= 38×18=三、脱式计算240×2÷6 300-129÷3 128+18×6 312×(300-296)(128+132)÷5一、口算练习2×200= 84÷4= 0÷91= 930÷3= 390÷3=0+22= 83-57= 29+68= 68-49= 80×7=800÷4= 330÷3= 3×23= 64÷2= 58+26=34×2= 550÷5= 800×8= 420÷2= 63÷3=160÷4= 800+700= 690÷3= 58-0= 2×440=8÷2= 480÷2= 60×5= 2×44= 840÷4=二、竖式计算36×43= 53×18= 19×23= 28×32=65×15= 69×12= 77×17= 34×49=三、脱式计算840÷4×3 36×30+129 25×12÷6 864-12×24 15×8×7一、口算练习440÷4= 32×3= 48÷4= 540÷9= 90÷9=13×3= 600×7= 120×3= 480÷2= 39÷3=560÷8= 990÷3= 3×200= 620÷2= 660÷2=640÷8= 880÷4= 7500-500= 0÷91= 12×4=3×31= 0×57= 120×4= 2×97= 360÷9=44×2= 960÷3= 32×2= 2×440= 460÷2=二、竖式计算74×14= 37×18= 42×28= 38×25= 328÷4= 215÷5= 432÷6= 872÷8=三、脱式计算78+14×6 540÷9÷6 320+16×27 25×24+125 23×44-58一、口算练习70+500= 3×33= 280÷4= 9×400= 3×330=690÷3= 49+33= 700÷7= 23×3= 78-36=11×4= 230×3= 310×3= 390÷3= 230×3=11×4= 82-55= 310×3= 720÷9= 4700-700=600÷3= 48+28= 640÷8= 480÷8= 7×50=10×89= 69×10= 13×30= 23×30= 4×90=二、竖式计算386+479= 321×12= 125×23= 18×250=52×49= 34×54= 106×51= 48×34=三、脱式计算1500-125×8 (25+38)×15 (62+12)×38 (48+52)÷2 (59+187)÷3一、口算练习60×60= 60×40= 90×30= 21×40= 30×20=40×90= 2×31= 33×20= 40×70= 48+19=70×6= 4×900= 2×310= 20+35= 45+35=32×20= 70×60= 84×1= 900×6= 34×20=33×30= 31×20= 700×6= 84×10= 9×800=70×30= 2×42= 86-47= 5×90= 22×30=二、竖式计算78×22= 416÷4= 823÷8= 63×43=367÷4= 795÷5= 2×53= 79×97=三、脱式计算(12+20)×45 7×8×32 22+12×20 (48-12)÷6 128+12×15一、口算练习690÷3= 49+33= 770÷7= 23×3= 78-36=11×4= 230×3= 310×3= 390÷3= 230×3=16×4= 82-55= 310×3= 720÷9= 4700-700=600÷3= 48+28= 640÷8= 480÷8= 7×50=10×89= 69×10= 13×30= 23×30= 4×90=60×60= 60×40= 90×30= 21×40= 30×20=二、竖式计算370÷7= 784-685= 76×15= 486÷2=607÷5= 900-807= 915÷3= 560÷4=三、脱式计算45×20+100 (28+12)×30 28+12×3030×23-60 200-15×10一、口算练习40×90= 2×31= 33×20= 40×70= 48+19=70×6= 4×900= 2×310= 20+35= 45+35=32×20= 70×60= 84×1= 900×6= 34×20=33×30= 31×20= 700×6= 84×10= 9×800=70×30= 2×42= 86-47= 5×90= 22×30=6×500= 8×70= 42×20= 400+300= 5×900=二、竖式计算87×19= 362÷6= 525÷3= 254÷5=192÷4= 602÷7= 839÷9= 726÷6=三、脱式计算25+32×23 52+18×12 65+11×1217+34×19 37+16×28一、口算练习10×33= 22×0= 80×70= 200×4= 0÷20=6×60= 22×40= 44+20= 40×40= 43×20=46+37= 606÷6= 300÷6= 40×11= 360÷9=10×34= 40×90= 90×60= 490÷7= 20×34=300×3= 80×4= 65×0= 330÷3= 205÷5=680-80= 21×40= 80×40= 10×37= 20×50=二、竖式计算39×42 = 168÷8= 370÷5= 810÷9= 640÷7= 19×64= 470÷9= 312÷7=三、脱式计算61+12×23 43+21×23 48+52×21 45+32×55 87+35×49一、口算练习2000+300= 880÷2= 70×20= 400÷4= 6×66=50×30= 640÷8= 408÷4= 400+300= 34+39=360÷6= 99×10= 12×20= 30×80= 41×20=97×10= 700÷7= 33×30= 0÷59= 11×80=200÷4= 31×20= 600+90= 4700-700= 44-37=40×12= 84-47= 630÷7= 71-23= 0÷43=二、竖式计算660÷5= 804÷7= 462÷3= 55×18=780÷4= 729÷9= 624÷6= 75×26=三、脱式计算99+46×97 44+81×33 31+98×7638+53×47 67+81×90一、口算练习31×30= 21×30= 43×2= 67×2= 75+18=23+48= 90×30= 30×12= 46+24= 80÷7=42×20= 100÷5= 10×50= 350÷5= 52-29=240×2= 52+39= 400÷8= 480÷8= 33×30=50×5= 800×3= 60×50= 410×2= 41×20=310×3= 20×23= 440÷4= 30×32= 10×35=二、竖式计算56×76= 18×11= 51×87= 72×44= 55×67= 769÷8= 58×86= 67×22=三、脱式计算(25+38)×15 (59+187)÷3 1500-125×8 25×8×9 (601-246)÷5一、口算练习56×10= 4.8-2.3= 510÷3= 17×40= 43+26=2.7+0.6= 780÷3=3.6+1.2= 160÷8= 8300-300= 90÷5= 1.7-0.8= 34×10= 2.5+5.8= 20×9=13×70= 26×20= 9.8-9.5= 70×14= 80×90= 650÷5= 18×30= 31×10= 960÷8= 290+40= 900÷5= 210÷3= 54+48= 6000÷6= 660÷2=二、竖式计算42×70= 38×16= 54×86= 208÷8=58×37= 769÷8= 58×86= 654÷6=三、脱式计算(24+38)×18 (659-187)÷3 1320-25×825+8×9 601-246 ÷6一、口算练习560÷7= 40×50= 630÷7= 36+17= 12×60=4.6+3.2= 26×30= 8.2+2.4= 22×40= 61×40=75÷5= 75÷3= 30×18= 70×60= 42×200=39-24= 90×20= 60×30= 9.7-6.2= 40÷4=8.6-5.5= 90×30= 770÷7= 140÷7= 240÷4=2.2+0.3= 77×2= 21×50= 0.2+1.9= 30×30=二、竖式计算59×22= 43×46= 56×39= 23×14= 959÷9= 481÷6= 604÷4= 7.5+2.6=三、脱式计算576÷3÷4 81×7÷9 201+232-365 138+33×47 399÷7+294一、口算练习30×50= 51÷3= 69÷3= 20×70= 13×60=390÷3= 1.6-0.8= 500÷5= 60×40= 500÷5=28÷7= 5.8-0.4= 25×40= 1.3+0.5= 78÷2=31×40= 0×412= 3.4-2.8= 770÷7= 1.9-0.7=25×40= 211+506= 280÷2= 3.6+4.3= 15×10=11×800= 32×30= 8.9+0.5= 900÷5= 25×9=二、竖式计算78×82= 24×36= 27×14= 15×62= 654÷6= 486÷6= 432÷4= 7.5-2.6=三、脱式计算32×21-29 48÷8+16 32+(76-45)138+33×47 294+399÷7一、口算练习7400-4000= 0×97= 1600-700= 48×20= 60×70= 870-50= 19×40= 60×5= 90×60= 140÷7= 320÷8= 270÷3= 850+50= 17×30= 600-240= 980÷2= 760÷4= 2700÷3= 15×4= 0.4+0.7= 64÷4= 72×100= 2.5+3.3= 2.5-0.9= 12×20= 25×30= 64÷8= 72÷4= 6.8-5.2= 600÷4= 二、竖式计算386+479= 321×9= 25×23= 18×250=920÷8= 720÷3= 204×3= 238+647=三、脱式计算1500-125×8 23×6×7 9×5×24672÷(2×3)(601-246)÷5一、口算练习3.6+2.4= 46×20= 13×80= 180÷2= 250÷5= 85÷5= 90×50= 810÷9= 540÷9= 120÷6= 87÷3= 2.4+3.2= 23×40= 240÷6= 60×60= 28×20= 0÷8= 72÷4= 450÷9= 420+20= 9900-900= 3.1-2.1= 19×50= 900÷5= 480÷4= 840÷3= 35×4= 56+29= 480÷2= 250÷5=二、竖式计算78×22= 416÷5= 823÷8= 63×43= 437÷4= 525÷5= 12×53= 79×97=三、脱式计算78×21-531 352÷8÷4 58÷2×16 21×14÷7 128+12×1580÷4= 60÷6= 39÷3=84÷4= 66÷6= 88÷2=88÷4= 40÷2= 99÷3=40×21= 20×41= 20×17=60×80= 74×10= 41×20=16×10= 21×30= 32×30=40×22= 50×30= 40×12=50×80= 70×60= 80×70=60÷3= 44÷2= 88÷8=80÷2= 70÷7= 82÷2=二、竖式计算168÷2= 348÷6= 455÷7= 248÷4= 195÷3=三、脱式计算35×4×5 46×(7×5) 55×3×6 = = == = = 14×5×38 4×62×7= =84÷2= 77÷7= 62÷2=86÷2= 60÷2= 66÷2=90÷3= 64÷2= 22÷2=20×32= 23×30= 50×11=33×20= 70×90= 40×90=73×10= 11×60= 20×23=60×11= 33×30= 80×50=14×20= 30×40= 30×70=93÷3= 50÷5= 28÷2=96÷3= 55÷5= 66÷3=二、竖式计算864÷9= 297÷3= 592÷8= 488÷8= 648÷4=三、脱式计算8×35×9 15×12×8 24×(3×5)= = == = = 37×(2×31) 45×4×9= =44÷4= 33÷3= 68÷2=64÷4= 36÷3= 26÷2=48÷4= 48÷2= 84÷4=31×30= 11×30= 50×70=80×40= 60×40= 70×90=17×4= 12×30= 20×29=23×3= 50×40= 13×3=4×500= 42×2= 12×20=60÷2= 86÷2= 420÷2=69÷3= 60÷3= 77÷7=二、竖式计算574÷2= 672÷6= 648÷7= 574÷8= 672÷9=三、脱式计算6×14×55 62×9×3 5×28×7 = = == = = 4×75×6 19×3×22= =480÷4= 480÷3= 480÷2=660÷6= 770÷7= 990÷3=84÷2= 55÷5= 69÷3=4×500= 42×2= 20×12=4×20= 4×12= 3×300=7×800= 3×22= 24×2=13×2= 12×4= 9×200=2×22= 50×80= 32×4=560÷7= 360÷2= 880÷2=630÷3= 360÷6= 990÷9=二、竖式计算488÷3= 554÷3= 734÷5= 345÷6= 628÷9=三、脱式计算35×(7×6) 360÷2÷3 450÷9÷5 = = == = = 140÷5÷2 162÷9×25= =44÷2= 77÷7= 55÷5=800÷4= 66÷6= 300÷6=240÷3= 800÷2= 160÷8=60×11= 33×20= 3×23=40×70= 3×700= 21×3=15×3= 50×60= 2×41=46×2= 21×2= 60×50=20×20= 2×44= 4×22=66÷2= 48÷4= 640÷8=420÷7= 480÷6= 150÷3=二、竖式计算314÷7= 529÷8= 533÷7= 529÷6= 481÷7=三、脱式计算426÷(3×2) 19×(60÷4) 50×13÷9 = = == = =357÷(42÷6) 351÷3÷3= =150÷3= 80÷4= 26÷2=900÷3= 270÷3= 200÷5=88÷8= 63÷3= 78÷3=17×5= 2×27= 50×60=23×20= 19×4= 19×3=18×4= 304×2= 90×50=60×3= 203×3= 15×5=5×16= 6×200= 34×20=52÷2= 85÷5= 57÷3=56÷2= 84÷4= 70÷2=二、竖式计算675÷8= 285÷9= 346÷5= 391÷6= 456÷7=三、脱式计算156÷(3×2) 168÷4÷2 96÷2÷2 = = == = = 351÷(3×3) 156÷3÷2= =0.8+0.9= 1.7+0.6= 1.1-0.7=0.9+0.6= 4.9+0.2= 8.4-0.6=3.2-0.3= 5.3-0.8= 3.4+0.9=23×4= 40×50= 80×70=60×40= 12×6= 60×30=13×7= 70×60= 90×50=40×30= 80×30= 80×4=3×15= 80×11= 7×15=0.5+0.5= 1.5+0.6= 1.5-0.6=0.7-0.6= 9.1-0.8= 3.6+0.7=二、竖式计算26×87= 36×45= 46×61= 75×44= 64×55=三、脱式计算328÷(4×2) 270÷3÷5 180÷(27÷3) = = == = =160÷(2+3) 256÷8÷4= =53+24= 81-34= 96-47=31-18= 56+17= 64+28=42-35= 96-58= 81-28=3×28= 39-17= 12×6=19×4= 4×23= 70-13=25×2= 26+28= 160÷8=16×5= 4×15= 19×4=13×7= 7×14= 14×6=57+26= 16+22= 16+18=47-24= 40-25= 80-35=二、竖式计算13×65= 26×38= 44×61= 584÷3= 325÷8=三、脱式计算744÷(3×2) 816÷4÷2 360÷2×3 = = == = =15×48÷2 450÷9×16= =27×3= 30×80= 72-23=90×40= 18×4= 15×6=70×14= 3×25= 12×8=7×12= 39-17= 24×20=18×5= 14×5= 33+29=40×12= 30×22= 560÷8=16×5= 4×15= 19×4=13×7= 7×14= 14×6=34+28= 13+68= 300÷6=28+55= 56+29= 48+17=二、竖式计算56×77= 81×46= 45×82= 723÷5= 394÷7=三、脱式计算144÷(3×3) 84÷3+15 208÷(36-28) = = == = =25×18-400 27×(56÷4)= =90×30= 21×4= 6×130=10×17= 3×32= 45×2=40×12= 38×2= 12×7=50×60= 39-17= 3×29=16×2= 15×4= 33+29=38×2= 5×12= 156÷3=6×500= 5×190= 23×4=64÷4= 280÷7= 200÷5=96÷3= 936÷3= 128÷4=0÷55= 328÷8= 186÷6=二、竖式计算26×38= 31×24= 38×79= 914÷3= 478÷6=三、脱式计算48÷4×16 680÷2+45 168÷(12-8) = = == = =45×16-400 27×(36÷9)= =20×13= 15×2= 60×11=10×12= 30×32= 14×5=40×80= 11×50= 40×70=46×2= 39+17= 17×2=16×2= 25×4= 33-29=38×2= 90×70= 200÷2=10×88= 22×40= 14×40=26÷2= 204÷2= 62÷2=96÷3= 570÷3= 128÷4=0÷55= 328÷8= 86÷2=二、竖式计算76×25= 31×49= 68×25= 924÷4= 635÷8=三、脱式计算164-464÷4 (882-119)÷7 156÷(23-17) = = == = =4×180÷9 27×(72-37)= =27×3= 48×2= 30×80=5×18= 4×23= 60×30=25×20= 16×5= 40×70=5×19= 56+23= 8×12=16×2= 16×4= 33-29=19×3= 33×30= 200÷2=2×330= 12×40= 14×40=150÷3= 204÷2= 62÷2=96÷3= 480÷3= 88÷4=0÷55= 328÷8= 84÷7=二、竖式计算94×26= 88×44= 64×56= 723÷8= 558÷6=三、脱式计算276-(26+44) (188-62)÷6 248÷(25-17) = = == = =55×3÷5 15×(16+37)= =17×4= 12×30= 29×2=23×30= 40×50= 13×30=34×20= 23×20= 90×50=42×2= 56+23= 20×12=23×4= 4×12= 33-29=28×2= 27×3= 200÷2=4×23= 36×2= 3×22=450÷9= 360÷4= 720÷8=96÷3= 480÷3= 88÷4=0÷55= 328÷8= 186÷6=二、竖式计算73×82= 66×38= 52×84= 453÷3= 187÷2=三、脱式计算68×(76-29) (495-177)÷3 488÷4-16 = = == = =14×78÷4 235÷(73-68)= =46×2= 39+17= 17×2=16×2= 25×4= 33-29=38×2= 90×70= 200÷2=13×7= 7×14= 14×6=34+28= 13+68= 300÷6=28+55= 56+29= 48+17=40×30= 80×30= 80×4=3×15= 80×11= 7×15=0.5+0.5= 1.5+0.6= 1.5-0.6=0.7-0.6= 9.1-0.8= 3.6+0.7=二、竖式计算69×33= 57×58= 72×84= 2.4+5.8= 6.3+2.7=三、脱式计算15×(13+29) (95-77)÷3 48÷4×16= = == = =68×(36÷9) 680÷2+45= =26÷2= 39+17= 12×40=180÷2= 20×40= 93÷3=38×2= 72÷6= 450÷5=13×7= 7×14= 28×3=46+43= 38+68= 393÷3=28+44= 56+36= 48+35=40×30= 80×30= 80×4=3×15= 80×11= 7×15=0.5+5.5= 2.3+4.8= 7.5-0.6=15.7-2.6= 9.1-0.8= 0.5+5.9=二、竖式计算42×64= 14×28= 81×92= 267÷7= 623÷3=三、脱式计算21×34-410 (690--240)÷5 195÷5×3 = = == = = 68×8-90 156÷3×29= =。

中小学假期作业

中小学假期作业

中小学假期作业班主任专属作业做个“朗读者”,录制自己的朗读作品让学生做一位朗读者。

具体就是让他们从所学的课文中选择一两篇,通过手机、电脑上的录音软件去进行朗读录制成音频或视频,当然也可以选择录制成视频。

等到新学期可以发给老师,在班里进行播放和评选最佳朗读者。

意义:这种形式一方面可以培养孩子们的朗读能力和加深对课文的理解,另一方面也能激发学生的兴趣。

观看经典电影并写观影卡片让学生在假期观看一部或者几部比较经典的电影,观看完让学生制作一张观影卡片。

卡片内容可以包括:电影名、电影简介、电影关键词、人物、国家、观后感。

其中,观后感不用写很多,一句话概括就可以。

我的观影卡片电影:《小鞋子》简介:…………关键词:亲情、童年人物:阿里和妹妹国家:伊朗观后感:影片中浓浓的兄妹情,贫穷中展现出来的生命韧性,以及兄妹二人一些简单的快乐场景都深深打动人心。

意义:好的影片可以起到很大的教育作用,让孩子从中学会很多,往往比一些说教更有用。

附儿童佳片推荐:1.《奇迹男孩》2.《寻梦环游记》3.《海蒂和爷爷》4.《少年斯派维的奇异旅行》5.《夏洛特的网》6.《巴黎淘气帮》7.《蝴蝶》8.《伴我同行》9.《狐狸与我》10.《家在水草丰茂的地方》11.《菊次郎的夏天》12.《小孩不笨》做一天家里的小管家让学生来一次“小鬼当家”,独自管理家里的一些事情。

在寒假的某一周或者某几天时间,请家长把财务权利(限额的)暂时交给孩子,让孩子在这几天管理一家人的费用支出。

比如,买菜、买衣服、买零食、坐车、甚至手机充值费用都要记录在账,最后做一个全家人的消费明细账。

在这一过程中,家长要起到监督和指导的作用,防止孩子酿成大错。

意义:希望学生能够运用自己所学的数学知识等,培养一个良好的消费观念,懂得感恩,懂得父母赚钱的不易。

学会做一道家常菜掌握一门做菜的技能很重要,技多不压身。

给父母做一顿饭,感谢父母一直以来的付出。

不要求掌握很多道菜,一道家常菜就足矣,学会最简单的西红柿炒鸡蛋也值得嘉许。

三年级假期实践作业

三年级假期实践作业

三年级假期实践作业暑假即将到来,对于三年级的学生来说,这是他们期待已久的放松和愉快的时光。

然而,作为一名三年级的学生,我们也应该利用假期进行一些实践活动,丰富自己的知识和体验生活的乐趣。

第一部分:家庭实践在家中,我们可以参与一些家务活动,帮助父母分担一些负担,并学习如何独立生活。

比如帮助打扫房间、洗碗、做饭等,这些活动既能提高我们的动手能力,又能培养我们的责任感和独立性。

另外,我们可以和父母一起做一些手工活动,比如制作折纸、拼图、手工制作等。

这不仅是培养我们的创造力和想象力,还能和家人一起度过愉快的时光,增强亲子关系。

第二部分:社区实践在社区中,我们可以参与一些公益活动,提高自己的社会责任感。

比如参加社区义工活动,帮助老人打扫卫生、购物等;或者参加环保活动,帮助清理垃圾、种植树木等。

通过这些活动,我们可以学会关爱他人,懂得尊重环境,并且体验到帮助他人的快乐。

另外,我们还可以参观一些社区的文化场所,比如博物馆、图书馆等。

通过观看展览、阅读书籍等,我们可以了解到更多的知识,开阔自己的眼界,并培养对艺术和文化的兴趣。

第三部分:亲近自然在假期中,我们也应该多与大自然亲近,感受大自然的美好与神奇。

可以去郊外野餐,与家人或朋友一起欣赏大自然的美景,感受阳光和清新的空气。

在野外,我们可以玩耍、探索,并且学会保护环境,保护野生动植物。

另外,我们还可以去动物园、植物园等地参观,学习动植物的生态知识。

观察各种不同的物种,了解它们的习性和特点,增加自己的自然常识。

总结:通过这些实践活动,我们可以丰富自己的知识,培养自己的动手能力和独立性,增加社会责任感,培养对艺术和文化的兴趣,并且增加与大自然的亲近感。

希望在假期中,三年级的同学们能够积极参与实践活动,度过一个充实而有意义的假期。

年春节假期五年级数学天天练(可直接打印)

年春节假期五年级数学天天练(可直接打印)

1.口算10.2×4.5= 2.5×6= 9×0.25= 0.125×4= 1.25×8×0.5=16×0.01= 0.01÷0.1= 1.8×20= x-0.4x= 0.27÷0.003=2.竖式计算(带#的验算,带※的保留两位小数)5.98÷0.23 #19.76÷5.2 0.285÷0.38※3.15÷4.73.解方程7x+5.3=7.4 1.4×8-2x=6 7(x-2) =2x+34.脱式计算,能简算的简算0.25×[(2.8+4.4) ÷1.2] 0.5×1.25×2×8×11100.1×99+100.1 2.5×32×12.5 3200÷4÷255.解决问题(1)李叔叔把车停在某停车场,离开时交了15.5元的停车费,他在这个停车场最多停车多长时间?1.口算0.6×0.8= 3×0.9= 2.5×0.4= 12.5×8= 50×0.04=80×0.3= 1.1×9= 0.5×4÷0.5×4= 38.5×0×0.38=4.7×6+4×4.7=2.竖式计算(带*的用循环小数表示)0.544÷0.16 13.5÷0.03 *78.6÷11 2.73×1.53.解方程2x+9x=132 18y-8=100 80+5x=1004.脱式计算,能简算的简算0.25×4×4.78 0.65×201 4.8×0.2518.09-7.5×(0.14+1.06) 1.2×2.5+0.8×2.55.解决问题(1)一块平行四边形的玉米地,底是18.5米,高是9.2米。

七年级数学国庆假期作业参考答案

七年级数学国庆假期作业参考答案

七年级数学国庆假期作业1 参考答案一选择题:B B C B C C D二填空题:8、 7,63 9、14, 10 、37 11、120 12、20 13、1980 14、25平方米 15、33平方米 16、黄 红三解答题: 16、答案不唯一 17、800元18、(1)7条,15条 (2)2n+1-1 七年级数学国庆假期作业2 参考答案一填空题:1、-6摄氏度,2、0 ,3、24、左,4个单位长度5、-1 -2 -3,6、2011 ,20127、508、9、 10、-5 11、-1,0,1,2,3, 二选择题:DBDCADA三解答题19 略20、(1)表示向西走350米,(2)西边70米(3) 共走了630米 21、略22、略23、小明在书店西边30米处。

24、16七年级数学国庆假期作业3 参考答案一选择题: DBDC二填空题:(1) 3,23,0.4 ,0,9,-2 (2)012,,±± ;-2,-1,0 (3) 6± (4)B (5) -2,6 (6)-1三、计算题(1) 18.6(2)7.49(3)-83(4) 71 四、化简;(1)2 (2) -2007 (3 )27 (4)32 五、比较大小(1) (2)六、略七、略八、第一个最准确, 8七年级数学国庆假期作业4 参考答案一填空题:1.-5 ,-8,-7 2.-12 ,2111,-4 3. - 518,0 4.0 5.-1,9 6. -6 7. 7 8.-10 二选择题:9. C 10. B 11. D 12. B 13. B 14. C 三解答题:15.(1)-35(2)8 (3)6512(4)-2 (5)5 (6)315- (7)0 (8)50 四、应用题:16.1225元 17.(1)41千米 (2)13.4升七年级数学国庆假期作业5 参考答案一选择题: BBCD二填空题: 5、 8,-1 6、-251 -651, 7、0,0 8、9900三解答题: 9、(1)78 (2) -2 (3) -12 (4)32 (5) 3112 (6) 93112 (7) -1 (8)301 (9) 350 (10)7.8摄氏度, 7千米 七年级数学国庆假期作业6 参考答案一填空题 :1、-3 , 2,9 ;2、3, 3,-27 ;3、-8,81-,27343-,0 ; 4、23-±, 5、2; 6、8710⨯, 71065.7⨯- 7、2000000,960000,75800008、510633.3⨯ ,510055.4⨯二、选择题 ABDADB三、计算题(1)36 (2)41 (3)-0.0081 (4) 6427(5)38- (6)169(7)-2 (8)14 (9)-13 (10)61四、解答题1、1.8 310⨯ 2、7106792.3⨯ 能达到1亿次。

河北省衡水第二中学2015年高二暑假历史学科假期作业(3)Word版含答案

河北省衡水第二中学2015年高二暑假历史学科假期作业(3)Word版含答案

衡水二中2015暑假高二年级历史学科假期作业(3)必修一—专题三完成时间:90分钟检查人签字:得分:一、选择题:共45题满分45分1.太平军某将领回忆自己在1862年指挥的一段战事时,自豪地说:“有巡抚李鸿章到上海,招集洋鬼,与我交兵……那时洋鬼并不敢与我见仗。

战其即败。

”这位将领是()A.秦日纲 B.陈玉成 C.李秀成 D.石达开2.虽成“空壳”,但仍作为辛亥革命成果象征的是()A.中国同盟会三民主义 B.中国同盟会中华民国C.三民主义《中华民国临时约法》 D.中华民国《中华民国临时约法》3. 1912年6月出版的小学教材《共和国教科书•新国文》介绍了两个月前泰塔尼克号邮轮遇险事件(图6)。

这反映出()①教材编撰者关注国际时事②教材编撰者倡导人性向上③民国初期公民教育成就显著④民国初期妇女地位显著提高A.①② B.②③C.①④ D.②④4.清初著名使人陈先孝过崖山,于南宋陆秀夫负帝投海题诗一手,中有“山水萧萧风更吹,两崖波浪至今悲”之句。

近人作陈元孝崖山题诗图,章太炎以该诗题画,1907年刊与《民报》,一时广为流传。

章太炎此举意在A.提倡反清复明B.抵制保皇势力C.宣扬传统文化D.激发民族主义5.图5为一位同学的课堂笔记,记录了对某一历史事件的不同评价,据此,推断他学习的内容是A.太平天国运动 B.义和团运动C.辛亥革命 D.北伐战争6.1913年,某身着日式服装的革命党人途遇一老农,老农询问其国籍,某称“予中华民国人也”。

老农“忽做惊状,似绝不解中华民国为何物者”,当被告知亦为中华民国人时,老农茫然惶然,连声说:“我非革命党,我非中华民国人。

”这表明A.国内民众的反日情绪强烈 B.革命党人处于不合法状态C.辛亥革命对农村影响有限 D.农民阶级不支持辛亥革命7.下列是孙中山在革命进程中的言论,其先后顺序是①自今日始,吾等之非清朝人矣②驱除鞑虏,恢复中华,创立合众政府③使全国人民赞成我的政策,我十年之内必能为中国造二十万里铁道④顾吾国之大患,莫大于武人之争雄。

华师大初三数学国庆假期作业(三)

华师大初三数学国庆假期作业(三)

国庆假期作业(三)学校:___________姓名:___________班级:___________考号:___________一、解答题(本大题共16小题,共128.0分)1.已知x 2=y 3=z 4,求2x +2y +z3y−z .2.操场上有一群学生在玩游戏,其中男生与女生的人数比是3:2,后来又有6名女生参加进来,此时男生与女生人数的比为5:4,求原来各有多少名男生和女生?3.在比例尺是1:500000的地图上,测得A 地与B 地的距离是6cm .则另一幅比例尺是1:400000的地图上,A 地与B 地的距离是多少厘米?4.如图,路灯A 离地8米,身高1.6米的小王(C D)的影长DB 与身高一样,现在他沿OD 方向走10米,到达E 处.(1)请画出小王在E 处的影子EH ;(2)求EH 的长.5.(1)计算:|-2|- 9+(-12)-1;(2)如图,直线AD ∥BE ∥CF ,AB AC =23,DE=6,求EF 的长.6.对于平行线,我们有这样的结论:如图1,AB ∥CD ,AD ,BC 交于点O ,则AO DO =BO CO .请利用该结论解答下面的问题:如图2,在△ABC 中,点D 在线段BC 上,∠BAD=75°,∠CAD=30°,AD=2,BD=2DC ,求AC 的长.7.如图,已知:△ABC 中,DE ∥BC ,AD=3,DB=6,AE=2,求EC 的长.8.如图,DE ∥BC ,EC=AD ,AE=2cm ,AB=7.5cm ,求DB 的长.9.如图,已知AD ∥BE ∥CF ,它们依次交直线l 1、l 2于点A 、B 、C 和点D 、E 、F ,DE EF =25,AC=14; (1)求AB 、BC 的长;(2)如果AD=7,CF=14,求BE 的长.10.如图,DE ∥BC ,EF ∥CG ,AD :AB=1:3,AE=3.(1)求EC 的值;(2)求证:AD •AG=AF •AB .11.如图,已知△ABC,∠BAC=90°,请用尺规过点A作一条直线,使其将△ABC分成两个相似的三角形(保留作图痕迹,不写作法)12.如图1,在4×4的正方形方格中,△ABC的顶点都在边长为1的小正方形的顶点.(1)填空:AB= ______ ,∠BAC= ______ °.(2)请在图2中的两个3×3的正方形方格中各画一个和△ABC相似但不全等的格点三角形.13.下列都是边长为1的小正方形组成的网格,在图1中有一个格点(小正方形的顶点)直角梯形ABCD,现请你只有无刻度的直尺,在图2-3的网格中各画一个格点梯形,与梯形ABCD相似但不全等,并要求至少一个梯形的三边或四边为无理数.14.如图,四边形ABCD和四边形EFGH相似,求∠α、∠β的大小和EH的长度.15.如图是两个相似矩形,如果它们的相似比是3:4,求证:它们面积的比是32:42.16.已知一矩形稻田可产稻谷100公斤,按此规律计算,若将此稻田长宽分别扩大两倍,则可产稻谷多少公斤?。

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寒假英语作业第一套题I. 单选填空(共15 小题;每小题1分,满分15分)从A、B、C、D四个选项中,选出可以填入空白处的最佳选项,并在答题卡上将该选项涂黑。

1. Do you still remember the chicken farm _____ we visited three months ago?A. whereB. whenC. thatD. what2. Look out! Don’t get too close t o the house _____ wall is being painted.A. whoseB. whichC. of whichD. that3.______is reported in the newspaper, talks between the two countries are making progress.A. ItB. AsC. ThatD. What4. They will fly to Washington, they plan to stay for two or three weeks.A. whereB. thereC. whichD. when5. I have many friends, ______ most are teachers.A. of themB. from whichC. who ofD. of whom6. She refused to offer any help, which quite ________ all the people present.A. upsetB. settledC. ignoredD. suffered7. To tell you the truth, the film _____ on the book by Jack London is not good at all.A. basingB. is basedC. is basingD. based8. Only after tasting the ice cream ______ he had made the wrong choice. The ice cream wasterrible.A. he realizedB. realized heC. he did realizeD. did he realize9. — Do you know our town?— No, this is the first time I _____ here.A. comeB. am comingC. cameD. have come10. I think you can _____ your idea on paper and hand it to your teacher.A. go downB. set downC. fall downD. look down11. ______ what her mother said to her, she can now face all her difficulties bravely.A. Because ofB. AsC. ForD. Because12. What party do you ________?A. belonged toB. belong toC. belongD. being belong to13. The scientists decided to go into the forests_____ the wounded panda.A.in search ofB. to searchC. in searchD. by searching14. Having a trip abroad is certainly good for the old couple, but it remains ____ whether they willenjoy it.A.to seeB. to be seenC. seeingD. seen15. The water pipes had_________ and the house was under two feet of water.A. damagedB. burstC. stoppedD. sufferedII.完形填空(共20小题;每小题1.5分,满分30分)阅读下面短文,从短文后所给各题的四个选项(A、B、C和D)中选出可以填入空白处的最佳选项,并在答题卡上将该项涂黑。

A 12-year-old boy saw something in a shop window that set his heart racing. But the 16 –five dollars –was far beyond Reuben Earle’s money. Five dollars would 17 almost a week’s food for his family.But hearing the sound of hammering (捶打的声音) from a side street, Reuben had a(n) 18 . He ran towards the sound and discovered he could 19 the hessian sacks (麻袋) which were thrown away and sell them for five cents a piece.Every day 20 , Reuben walked down the town, collecting 21 . On the day the school closed for the summer, no student was more 22 than Reuben, for he had more time for his ―work‖. Then one day the time had 23 .Reuben ran down Water Street to the 24 . ―Please, Mister. I have to sell the sacks now.‖ The man took the sacks, 25 into his pocket and placed four coins in Reuben’s hand. Reuben said a thank you and 26 home. On arriving home, Reuben uncovered the tin can 27 he kept the money. He poured the coins out and began to count. He had 28 .Then he headed for the shop. ―I have the money,‖ he told the owner 29 . The man went to the window and 30 Reuben’s treasure. He wiped the dust off, carefully wrapped (包裹) it in brown paper and 31 it to Reuben.Racing home, Reuben shouted, ―Here, Mom! Here!‖ He placed a small 32 in her hands. She unwrapped it carefully. A jewel box 33 . Dora lifted the lid (盖子), tears beginning to fill her eyes. Dora had 34 received such a gift; she had no jewelry 35 her wedding ring. Speechless, she smiled and gathered her son into her arms.16. A. price B. cost C. worth D. value17. A. buy B. offer C. enjoy D. expect18. A. question B. try C. idea D. schedule19. A. sell B. collect C. fetch D. bury20. A. before dinner B. in class C. at church D. after school21. A. the money B. the sacks C. the paper D. the tin cans22. A. pleased B. surprised C. worried D. tired23. A. passed B. ended C. come D. wasted24. A. hotel B. school C. bank D. store25. A. hid B. reached C. stole D. put26. A. stayed B. walked C. got D. ran27. A. when B. which C. while D. where28. A. none B. enough C. little D. much29. A. calmly B. honestly C. proudly D. angrily30. A. took out B. gave out C. set out D. left out31. A. lent B. threw C. handed D. took32. A. box B. ring C. book D. letter33. A. opened B. dropped C. appeared D. broke34. A. often B. never C. just D. ever35. A. including B. with C. as well as D. except forIII. 阅读理解(共两节,满分40分)第一节(共15小题;每小题2分,满分30分)阅读下列短文,从每题所给的四个选项(A、B、C和D)中,选出最佳选项,并在答题卡上将该项涂黑。

AEven a child knows that nodding the head means “Yes”. But some people wil l probably bepuzzled when they first come to India. When they talk to an Indian, he often shakes his head. They might think that the Indian does not like what he said, but on the contrary he is expressing agreement.The Indians have a habit of shaking their heads slightly when they talk to somebody. It doesn’t mean “No”, but “Yes”.If a person doesn’t know this, it might cause misunderstanding.At one time a foreigner in Indian told his driver who was an Indian to take him to his office. The driver shook his head. The foreigner repeated his request and the driver shook his head again. At last, the foreigner shouted angrily, “Drive me to my office at once!” The driver said in a low voice, “Yes, sir,” smiling and shaking his head again at the sam e time.36. Generally speaking, nodding the head means _______, and shaking the head means _______.A. Yes; NoB. No; YesC. Yes; YesD. No; No37. Why did the Indian driver shake his head when the foreigner asked him to drive him to his office? Because _________.A. the Indian driver had something important to doB. the foreigner promised to give him only a little moneyC. the driver felt uncomfortable at that timeD. in India shaking the head means agreement38. Why did the foreigner become angry? Because _______.A. the Indian driver didn’t want to send him to his officeB. he misunderstood the meaning of shaking the head in IndiaC. he asked the driver to send him to his office, but the Indian driver didn’t say a ny wordsD. the Indian driver asked him for a lot of money39. The underlined phrase “on the contrary” means ________.A. just the oppositeB. clear difference between two thingsC. doing what you want to doD. on the other handBHave you ever been to London? Here is some hotel information for you.Kingsway Hall HotelWe offer quality service (优质服务) in Kingsway Hall Hotel. This location puts guests in easy reach of many places, such as the British Museum and Piccadilly Circus. Our hotel also has modern Western food, and offers a perfect dining environment. The lounge bar is a comfortable place to enjoy a drink while watching the tourists. There are hundreds of dining choices within walking distance. Non-smoking rooms are ready for guests.Hilton Docklands RiversideLocated on the bank of the Thames, our hotel is about two miles east of Tower Bridge and 36 miles from London Heathrow Airport. Our hotel has a beauty salon, a flower shop and a swimming pool. The hotel also offers laundry(洗衣店) services, babysitting, shining shoes, and local area transportation.Windermere HotelLocated in the center of London, our hotel puts guests within easy reach of London’s well-known buildings. Buckingham Palace and the Royal Parks are just a short walk away. Within 1.5 miles you can visit Westminster Abbey and the Houses of Parliament. The theatres, Harrodsshopping centre, and the designer shops of Sloane Square and Knightsbridge are all only a short walk away or a taxi ride away.40. What does Kingsway Hall Hotel provide for its guests?A. Chinese food.B. A lounge bar.C. Smoking rooms.D. A swimming pool.41. What is special about Hilton Docklands Riverside?A. It offers different kinds of service.B. It offers a reasonable price.C. It has convenient transport.D. It has delicious food.42. This passage is most likely to be found in ______.A. a travel guideB. a story bookC. a technical reportD. a geography magazineCWill it matter if you don't take your breakfast? Recently a test was given in the United States. Those tested included people of different ages, from 12 to 83. During the experiment, these people were given all kinds of breakfasts, and sometimes they got no breakfast at all. Special tests were set up to see how well their bodies worked when they had eaten a certain kind of breakfast. The results show that if a person eats a proper breakfast, he or she will work with better effect than if he or she has no breakfast. This fact appears to be especially true if a person works with his brains. If a student eats fruit, eggs, bread and milk before going to school, he will learn more quickly and listen with more attention to class.Opposite to what many people believe, if you don't eat breakfast, you will not lose weight. This is because people become so hungry at noon that they eat too much for lunch, and end up gaining weight instead of losing. You will probably lose more weight if you reduce your other meals.43. During the test, those who were tested were given ________.A. no breakfast at allB. very rich breakfastC. little food for breakfastD. different breakfast or none44. The results of the test show that ________.A. breakfast has great effect on work and studiesB. breakfast has little to do with a person s workC. a person will work better if he has a simple breakfastD. those working with brains should have much for breakfast45. The passage mentions that many people believe that if you don't eat breakfast, you will _________.A. lose weightB. not lose weightC. be healthierD. gain a lot of weight46.According to the passage, if a student does not eat breakfast, ___________.A. he will fall illB. he will fail to listen to his teacherC. he will not make progress in his studyD. his mind will work more slowlyDMany teenagers feel that the most important people in their lives are their friends. They believe that their family members don’t know them as well as their friends do. In large families, it is quite often for brothers and sisters to fight with each other and then they can only go to theirfriends for some ideas.It is very important for teenagers to have one good friend or a group of friends. Even when they are not with their friends, they usually spend a lot of time talking among themselves on the phone. This communication is very important in children’s growing up, because friends can discuss something. These things are difficult to say to their family members.However, parents often try to choose their c hildren’ friends for them. Some parents may even stop their children from meeting their good friends. Have you ever thought of the following questions?Who choose your friends?Do you choose your friends or your friends choose you?Have you got a good frie nd your parents don’t like?Your answers are welcome.47. is very important to teenagers?A to make friendsB communicationC to stop meeting friendsD both A and B48. When teenagers have something difficult to say to their parents, they usuallyA stay alone at homeB fight with their parentsC discuss with their friendsD go to their brothers and sisters for help49.The sentence “Your answers are welcome.” meansA. You are welcome to discuss the questions with us.B.We have got no idea, so your answers are welcome.C.Your answers are always right.D. You can give us all the right answers.50.Which of the following is the writer’s attitude?A. parents should choose friends for their friends.B. children should choose everything they like.C. parents should understand their children better.D. teenagers should only go to their friends for help.第二节:根据短文内容,从短文后的选项中选出能填入空白处的最佳选项,选项中有两项为多余选项。

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