Fourth- through eighth-grade classrooms can have no more than 22 students, and prekindergarten through third grade can have no more than 18.

四年级到八年级每个班不能超过22个学生，在读幼儿园之前到三年级一个班人数不能超过18人。

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Junior high school students with Internet addiction all dimensions were no significant differences in grade.

初中生网络成瘾各维度在年级上均不存在显著差异。

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Some students even think in university, there is no like high school so much mock exams or grade to learn not ranked, so much.

有些同学甚至会认为，在大学里面也没有像高中那么多的模拟考试或者是年级排名，就对学习没有那么重视了。

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We have a system that administers grade-level assessments and gives no credit to students who start well below grade level and make amazing progress or to those who are able to race ahead.

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These ribbons encourage students to take extra quizzes that have absolutely no effect on their grade.

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That same year the No Child Left Behind law passed, requiring public schools to test students at least once a year, from grade three on.

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