It is summarized the new method about semi-open-book examinations on the basis of developing the open-book examinations,analyses all the advantages and disadvantages,gets a conclusion that the semi-open-book examinations method is a new assessment method in line with the teaching goals and the rules of teaching or learning.

An experimental study of an open-book examination of Dietetics for the P.E. majors;

Based on the characteristics of modern distance open education and its practice of exam management,the article presents a new idea of semi-overt exam and its standard system so as to guarantee the quality and to avoid exam risks.

Through teaching exchange and educational reform practice,and the questionnaire survey, the analysis to its result,and bring forward a exam pattern of the "ajar semi-closure" exam,it is feasible in practice,and the student also comparatively approves.