1、
Get the students to learn about cuboids and cubes. Grasp the features of cuboids and cubes.
使学生认识长方体、正方体, 并掌握长方体、正方体的特征.
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3、
4、
Discuss what features cubes have according to the features of cuboids and the cube models.
根据长方体的特征以及正方体模型讨论正方体有什么特征?
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5、
Which objects are cuboids? Which objects are cubes? Please give us some examples.
1、师:同学们举例说出哪些物体是长方体或正方体?
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6、
Recognize and understand the lengths , widths and heights of cuboids and the edges of cubes.
认识并理解长方体的长、宽、高,正方体的棱.
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