ties that are needed forР Abstract: ’Р individual lifelong development and social development of students. It is gradually formed in the process ofР accepting science education and is internalized with characteristics of science quality through science learning,Р mainly including science concepts and applications, science thinking and innovation, science inquiry andР communication, science attitude and responsibility. position of petence is the basis of constructingР the assessment framework. Understanding the connotation of petence is the precondition of determining theР assessment points. It is important to understand the development level of petence of the students forР designing item difficulty.Р Science; petence; Learning Quality AssessmentР Keywords:Р (责任编辑:陈睿)Р China Examinations 25