In the process of cultivating this ablilty, teachers should guide students to foster the idea of studying on their own, cultivate their initiative, by means of the carrier of teaching materials, lead students to “express freely” and let them know their role in cultivating this ability.

This review of literature on children s conceptions of personality traits examines three assessing methods extensively employed in the past three decades:(a) free descriptions, (b) behavior predictions, both of which were regarded as the main approaches before 1990s, and (c) psychological predictions newly developed in 1990s influenced by the research of theory of mind.

strong charm of individal character, the embodyments were free narration, negative irony narration, non -conventional narration and so on.

A mathematical model to predict the free surface in tundish;

Experimental investigation of free surface MHD flow around a cylinder;

Numerical simulation of two-dimensional strong turbulence flow with free surface in orthogonal curvilinear coordinate system;