小学阶段儿童思维结构特点是( )A.未掌握守恒 B.掌握守恒 C.思维不可逆 D.不能把握本质

作者: rantiku 人气: - 评论: 0
问题 小学阶段儿童思维结构特点是( )
选项 A.未掌握守恒 B.掌握守恒 C.思维不可逆 D.不能把握本质
答案 B
解析 小学阶段儿童思维结构特点是 掌握守恒,脱离自我中心。

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  • 消息: [程序异常] : MISCONF Redis is configured to save RDB snapshots, but it's currently unable to persist to disk. Commands that may modify the data set are disabled, because this instance is configured to report errors during writes if RDB snapshotting fails (stop-writes-on-bgsave-error option). Please check the Redis logs for details about the RDB error.
  • 文件: /twcms/kongphp/cache/cache_redis.class.php
  • 位置: 第 85 行
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