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  • 匿名
关注:1 2013-05-23 12:21

求翻译:许多研究表明,在发达国家,学生成绩的差别有五分之一是和家庭背景的差别有关。是什么意思?

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许多研究表明,在发达国家,学生成绩的差别有五分之一是和家庭背景的差别有关。
问题补充:

  • 匿名
2013-05-23 12:21:38
Many studies have shown that in developed countries, the difference between student achievement and one-fifth of the difference between the family background.
  • 匿名
2013-05-23 12:23:18
Many studies indicate that the difference in the developed countries, the performance of their students have a 5% of the difference between the background and family.
  • 匿名
2013-05-23 12:24:58
正在翻译,请等待...
  • 匿名
2013-05-23 12:26:38
Many studies have shown that, in developed countries, the differences in students ' achievement differences relating with one-fifth and family background.
  • 匿名
2013-05-23 12:28:18
A lot of research indicates, in the developed country, the difference of student's achievement has 1 5 to involved in difference of the family background.
 
 
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