《观察物体（一）》单元检测
一、我会连一连。
1.下面小动物分别看到的是图形的哪个面？请你连一连。
![](https://wkrtcs.bdimg.com/rtcs/image?w=550&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"550","h":"171","dataType":"png","c":"word/media/image1.png","imgOriW":1170,"imgOriH":364})
2.小动物们看到的是地球仪的哪一面？请你连一连。
![](https://wkrtcs.bdimg.com/rtcs/image?w=544&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"544","h":"158","dataType":"png","c":"word/media/image2.png","imgOriW":1157,"imgOriH":336})
3.如图所示的三幅图分别是在①、②、③哪个位置看到的？请你连一连。
![](https://wkrtcs.bdimg.com/rtcs/image?w=553&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"553","h":"152","dataType":"png","c":"word/media/image3.png","imgOriW":1383,"imgOriH":380})
4.下面右边的三幅图分别是谁看到的？连一连。
![](https://wkrtcs.bdimg.com/rtcs/image?w=544&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"544","h":"181","dataType":"png","c":"word/media/image4.png","imgOriW":1327,"imgOriH":442})
二、填一填。（第4题8分，其余每题6分，共26分）
1.请你在淘气看到的图下面画△，在开心看到的图下面画口。
![](https://wkrtcs.bdimg.com/rtcs/image?w=551&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"551","h":"156","dataType":"png","c":"word/media/image5.png","imgOriW":1198,"imgOriH":339})
2.下面右边的三幅图分别是谁看到的？将名字写在对应的括号里。
![](https://wkrtcs.bdimg.com/rtcs/image?w=547&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"547","h":"152","dataType":"png","c":"word/media/image6.png","imgOriW":1334,"imgOriH":371})
3.下面右边的三幅图分别是在①、②、③哪个位置看到的？（填序号）
![](https://wkrtcs.bdimg.com/rtcs/image?w=545&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"545","h":"145","dataType":"png","c":"word/media/image7.png","imgOriW":1267,"imgOriH":338})
4.下面右边的四幅图分别是哪只小动物看到的？（填序号）
![](https://wkrtcs.bdimg.com/rtcs/image?w=540&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"540","h":"122","dataType":"png","c":"word/media/image8.png","imgOriW":1542,"imgOriH":348})
三、选一选。（把正确答案的序号填在括号里）（共12分）
1.下图中小女孩看到的是柜子的（ ），小男孩看到的是柜子的（ ），妈妈看到的是柜子的（ ）。
![](https://wkrtcs.bdimg.com/rtcs/image?w=545&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"545","h":"172","dataType":"png","c":"word/media/image9.png","imgOriW":1091,"imgOriH":344})
①正面 ②侧面 ③上面
2.把两个同样的长方体摆成下图的样子。从（ ）看到的是![](https://wkrtcs.bdimg.com/rtcs/image?w=29&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"29","h":"53","dataType":"png","c":"word/media/image10.png","imgOriW":63,"imgOriH":116})
，从（ ）看到的是，从（ ）看到的是。
①正面 ②侧面 ③上面
四、想一想，填一填。（共18分）
1.下面右边的三幅图分别是在①、②、③哪个位置看到的？把相应的序号填在括号里。（6分）![](https://wkrtcs.bdimg.com/rtcs/image?w=551&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"551","h":"125","dataType":"png","c":"word/media/image13.png","imgOriW":1253,"imgOriH":283})
2.“![](https://wkrtcs.bdimg.com/rtcs/image?w=22&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"22","h":"34","dataType":"png","c":"word/media/image14.png","imgOriW":77,"imgOriH":120})
”可能是观察下面哪个立体图形得到的？在正确答案的括号里画
“√”。（8分）![](https://wkrtcs.bdimg.com/rtcs/image?w=553&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"553","h":"86","dataType":"png","c":"word/media/image15.png","imgOriW":1085,"imgOriH":169})
（ ） （ ） （ ） （ ）
3.![](https://wkrtcs.bdimg.com/rtcs/image?w=46&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"46","h":"57","dataType":"png","c":"word/media/image16.png","imgOriW":112,"imgOriH":138})
是（ ）看到的，是（ ）看到的，是（ ）看到的，是（ ）看到的。（8分）
![](https://wkrtcs.bdimg.com/rtcs/image?w=384&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"384","h":"217","dataType":"png","c":"word/media/image20.png","imgOriW":913,"imgOriH":517})
五、我是小法官。（共6分）
明明同学分别从正面、左面、后面观察到的房子如图所示。说法正确的在后面的括号里画“√”，错误的画“×”。
![](https://wkrtcs.bdimg.com/rtcs/image?w=553&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"553","h":"179","dataType":"png","c":"word/media/image21.png","imgOriW":988,"imgOriH":320})
（1）这座房子有三扇窗户和一扇门。
（2）这座房子的窗户都在它的正面。
六、我会做。（共22分）
1.我会填图号。（12分）
![](https://wkrtcs.bdimg.com/rtcs/image?w=551&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"551","h":"233","dataType":"png","c":"word/media/image22.png","imgOriW":1378,"imgOriH":582})
哪些图形从正面看是图A？
哪些图形从正面看是图B？
哪些图形从正面和侧面看都是图B？
2.一个正方体的六个面上分别写着字母A、B、C、D、F、G。从不同的角度观察，情况如图所示。这个正方体每两个相对的面上的字母分别是什么？（10分）![](https://wkrtcs.bdimg.com/rtcs/image?w=547&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"547","h":"143","dataType":"png","c":"word/media/image23.png","imgOriW":1164,"imgOriH":304})
参考答案：
一、
1.
![](https://wkrtcs.bdimg.com/rtcs/image?w=284&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"284","h":"167","dataType":"png","c":"word/media/image24.png","imgOriW":591,"imgOriH":348})
2.
![](https://wkrtcs.bdimg.com/rtcs/image?w=282&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"282","h":"137","dataType":"png","c":"word/media/image25.png","imgOriW":574,"imgOriH":279})
3.
![](https://wkrtcs.bdimg.com/rtcs/image?w=280&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"280","h":"155","dataType":"png","c":"word/media/image26.png","imgOriW":798,"imgOriH":442})
4.
![](https://wkrtcs.bdimg.com/rtcs/image?w=274&md5sum=84b9b7d7ed2d4fad8a8255f3bfdbee9a&sign=3906b091cb&rtcs_flag=1&rtcs_ver=3&l=webapp&bucketNum=324&ipr={"t":"img","w":"274","h":"124","dataType":"png","c":"word/media/image27.png","imgOriW":760,"imgOriH":343})
二、
1.（□）（△）（ ）
2.小丽 小红 小军
3.① ③ ②
4.③ ① ④ ②
三、1.② ① ③
2.② ① ③
四、1.① ③ ②
2.（ ）（√）（√）（ ）
3.① ③ ④ ②
五、（1）× （2）× （3）√
六、1.①③④ ②⑤⑥ ⑤⑥
2.口答：与字母A相对的是字母G，与字母B相对的是字母F，与字母C相对的是字母D。
本文来源：https://www.2haoxitong.net/k/doc/10459ed582c4bb4cf7ec4afe04a1b0717ed5b383.html
文档为doc格式