题目内容：
皮亚杰认为，守恒是__________阶段儿童具备的能力。
参考答案：
答案解析：
填空题：皮亚杰认为，守恒是__________阶段儿童具备的能力。
- 题目分类：小学教育心理学
- 题目类型：填空题
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材料中所列××市委、市政府《关于加快发展旅游业的决定》(××字(××××]七号)文件的内容在文中属于：
材料中所列××市委、市政府《关于加快发展旅游业的决定》(××字(××××]七号)文件的内容在文中属于：A．请示缘由 B．请示事项 C．请示标的 D．请示主体
Which of the following safety developments is NOT mentioned
Which of the following safety developments is NOT mentioned in the passage?A．Win
It can be inferred from the passage that many tasks in our s
It can be inferred from the passage that many tasks in our society have to be ca
Members of the tribes got others to do things
Members of the tribes got others to do thingsA．with resolution. B．by examples. C
Over a million people were warned not__________.
Over a million people were warned not__________.