促进城乡融合发展是促进全体人民共同富裕的内在要求，如何准确把握这一“十五五”战略任务？
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Later, in a letter to Skinner, Pressey would concede there was a massive pedagogical limitation to the device: Students learned how to master the machine, but not the subject matter.
For years, the prevailing assumption was that college was the safest route to stability—even as tuition climbed and outcomes grew less curtain. A 2012 Pew Research Center survey found that 94% of parents expected their child to attend college, regardless of whether the economic payoff was clear.