Aiming at the shortcomings of traditional education,this paper discusses the idea of "multi-principal part of evaluation" put forward by the mathematics standard of compulsory education: the self-evaluation in mathematic study;the evaluation among students;the evaluation by family and school;the matters should be regarded in the implementation of the multi-principal part of evaluation.

It is analysed that health service assessment valuator of rural township hospital.

But in the view of the theory and practice of curriculum evaluation,teachers should be the subjects of curriculum evaluation, meanwhile,teachers professionalization and the new rationale of the new curriculum all provide possible conditions for teachers to become the evaluation subjects.

Meanwhile, the evaluation must be carried out scientifically and with proper evaluation subjects and objectives, and with qualitative and quantitative approaches to ensure the mutual development of students and faculties.

Analysed how evaluator s possession of knowledge influences his evaluation and its objectivity,this the-sis supposes in the condition of nearly equivalent interest relationships,evaluator s possession of knowledge is adistinct factor to affect evaluating objectivity.