9don MSN
如今约有 90% 的学校为学生提供笔记本电脑或平板电脑。然而,随着学生在屏幕上花费的时间越来越多,社交能力正在下降,考试成绩接近历史最低水平。只有 28% 的八年级学生数学成绩优异,30% 的八年级学生阅读成绩优异。对于十二年级学生来说,数字同样惨淡 ...
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