National Assessment of Educational Progress, 2012
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The National Assessment of Educational Progress, 2012 (NAEP 2012), is a study that is part of the National Assessment of Educational Progress (NAEP) program; program...
2012年国家教育进展评估（National Assessment of Educational Progress，简称NAEP 2012）是国家教育进展评估（NAEP）项目的一项组成研究；该项目……
