求翻译：美国评定学科成绩，主要由三部分组成:一是平时检查作业、测验评分占50%；二是项目考试占25%,学生每学完一个单元或一门课时,要应用所学知识进行项目设计或制作,教师评出成绩;三是阶段与期末考试,每学年大约5次,评分占25%,重点考试,各州统一编写学科考纲,统一组织进行。是什么意思？

Assessment of academic performance, mainly composed of three parts: First, usually to check the job, test scores accounted for 50%; project examination accounted for 25%, students completion of a unit or a class, you want to apply the knowledge to carry out the project design or produced, the teache

The United States, the main academic performance ratings from 3 parts: a check on the job, the usual test scores up to 50 per cent 2 exam is the project of 25 per cent each, students learn the end of one unit, or a class, you want to apply the knowledge learned in the project design or the productio

The American evaluation discipline result, mainly is composed by three parts: One is the current check work, examination grading accounts for 50%; Two is the project test accounts for 25%, the student studies a unit or a class hour every time, must apply studies the knowledge to carry on the item de

United States evaluation subject results, main by three part composition: a is usually check job, and test scoring accounted for 50%; II is project examination accounted for 25%, students each learn finished a unit or a door class, to application by learn knowledge for project design or making, teac

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