第 1 课时从前面、右面和上面观察物体一、连一连。从上面看到的从右面看到的从前面看到的二、两个正方体前面的颜色分别是（ )色和（）色，上面的颜色分别是（ )色和（ )色, 右面的颜色都是（）色。三、正方体的 ( ）面和长方体的（ )面都是红色。正方体的（）面和长方体的（ )面都是绿色。正方体的（）面和长方体的（）面都是黄色。答案：一、略二、白蓝绿黄红三、上右前上右前尊敬的读者：本文由我和我的同事在百忙中收集整编出来，本文档在发布之前我们对内容进行仔细校对，但是难免会有不尽如人意之处，如有疏漏之处请指正，希望本文能为您解开疑惑 , 引发思考。文中部分文字受到网友的关怀和支持，在此表示感谢！在往后的日子希望与大家共同进步，成长。This article is collected and compiled by my colleagues and I in our busy schedule. We proofread the content carefully before the release of this article, but it is inevitable that there will be some unsatisfactory points. If there are omissions, please correct them. I hope this article can solve your doubts and arouse your thinking. Part of the text by the users care and support, thank you here! I hope to make progress and grow with you in the future.