1 appraisal:an opinion about the value or quality 对品质 2 assessment:多指对人的评价 students' marks are based on continuous assessment of their work 学生成绩根据他们一贯成绩定出来 3 evaluation:这个词比较formal,也解释为评估 we evaluated the situation very carefully before we made our decision 我们先仔细的评估形势再做决定 所以你应该用evluation比较好