一年级数学上册第4单元《认识图形(一)》作业2新人教版.docx

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1认识图形(一)一、请你仔细观察下面物体,看看哪些是长方体,哪些是球,哪些是正方体,哪些是圆柱,把它们的序号写在合适的( )里。( )是长方体 ( )是正方体( )是圆柱体 ( )是球二、数一数,填一填。 长方体有( )个 正方形有( )个 正方体有( )个长方形有( )个 圆柱有( )个三角形有( )个球有( )个圆有( )个三、把不同的圈出来。(1) 2(2) (3) (4) 参考答案一、4.5.7 31.6.8.10 2.9二、2.2.2.3.3.4.3.2三、略

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