The present paper makes a tentative study on the significance and the approaches of the undergraduates' ideological education in the present new situation,stressing that currently universities and colleges must strengthen the construction of the CPC organizations at universities and boost the construction of the education of talented people in an all-round way with the thought of "3 represents" as guidelines,the strengthening of the construction of the CYLC as foundation and the conducting of the ideological education of the construction of the CPC as means.