| Since human society entered 21st century, the society took place the huge variety, the scale of the high technology turn, the globalization of the knowledge-based economy, open globally and international compete of turn worse, make the people's education idea take place the deep variety, the education for make people the center replaced to take knowledge as the origin of educate the view. For this, the our country promotes the foundation education course reform actively, the current of the ages with the orientation, course the implement become the course reform's can obtain the successful key. How the comprehension relation between new course and traditional teaching, how permeate the new course principle to the classroom teaching to go to, how change teacher's role and the teaching behavior with the body now the student's subjectivity, thus carry out the valid course implement etc. problem, not only perplex the large primary and junior high school teacher, also is the urgent demand that the current course reform face solve of problem.This text in inquiring into the foundation of Constructivism theories, existent and subjectivity imperfection in the chemistry learning process to the current student, carry on thorough meticulous of analysis, and change this kind of condition, the teacher changes the idea what if, the teaching method that choice is appropriate etc. the problem carried on the fuller treatise. The purpose lie in promote the chemistry classroom teaching of prosperity and renew, thus promote student study actively and availably, promote the teaching life of the teacher and the study life of the students completely. This text is total to is divided into four parts.The first part puts forward for the problem, commencing from the educational purpose, passing to investigate the student the classroom chemistry studies inquisition and analysises of whole circumstance at present, the present condition and reasons of the subjectivity imperfection of explicit student, the reform sets out from the new course, elaborating convex now the student's subjectivity and important meaning.The second part is the theories foundation, the difference elaborate the classroom teaching from the subjectivity concept and construction or purchase doctrine theories in the body now subjectivity theories of student according to.In order to practice the research, the third part the subjectivity body that inquiriesinto the student analyzed now convex now the student's subjectivity to the request that the teacher and student put forward, and combine the concrete teaching case example, elaborate how in the classroom teaching convexity now the student's subjectivity.Four-part pass the analysis of the chemistry classroom teaching separately, put forward some thinkings. |