In this paper, we give the definition of weak WT2-class of differential forms, and then obtain its weak reverse Holder inequality. As an application, we give an alternative proof of the higher integrability result of ...In this paper, we give the definition of weak WT2-class of differential forms, and then obtain its weak reverse Holder inequality. As an application, we give an alternative proof of the higher integrability result of weakly A-harmonic tensors due to B. Stroffolini.展开更多
Among the two commonly identified ways of assessment,summative assessment aims to measure,or summarize,what a student has grasped,and typically occurs at the end of a course or unit of instruction.While the formative ...Among the two commonly identified ways of assessment,summative assessment aims to measure,or summarize,what a student has grasped,and typically occurs at the end of a course or unit of instruction.While the formative assessment,which is characterized by the needs of insiders,is distinct in that it focuses on learning through assessment and the role of the learners in this process.As is well known,teachers' role in the classroom assessment is geared to formulating and scaffolding learning on the basis of on-going feedback from internal and external assessment sources.Peer review,on the other hand,is also an important component of the process of developing assessment.During the formative assessment in the EFL classroom,classroom teachers' evaluation as well as students' active peer scaffolding in group works play important roles in the decision making process.Although the formative and for learning perspective is quite different from the summative and of learning perspective in terms of theoretical and educational orientation.Neither students nor teachers should be ignored in the whole process for formative assessment.展开更多
基金Supported by the National Natural Science Foundation of China (10971224)the Hebei Natural ScienceFoundation (07M003)
文摘In this paper, we give the definition of weak WT2-class of differential forms, and then obtain its weak reverse Holder inequality. As an application, we give an alternative proof of the higher integrability result of weakly A-harmonic tensors due to B. Stroffolini.
文摘Among the two commonly identified ways of assessment,summative assessment aims to measure,or summarize,what a student has grasped,and typically occurs at the end of a course or unit of instruction.While the formative assessment,which is characterized by the needs of insiders,is distinct in that it focuses on learning through assessment and the role of the learners in this process.As is well known,teachers' role in the classroom assessment is geared to formulating and scaffolding learning on the basis of on-going feedback from internal and external assessment sources.Peer review,on the other hand,is also an important component of the process of developing assessment.During the formative assessment in the EFL classroom,classroom teachers' evaluation as well as students' active peer scaffolding in group works play important roles in the decision making process.Although the formative and for learning perspective is quite different from the summative and of learning perspective in terms of theoretical and educational orientation.Neither students nor teachers should be ignored in the whole process for formative assessment.