To meet the coming post task demands of engineering corps joint training students and enhance the ability of carry out diversified military tasks, the teaching mode of soil and soil mechanics course was reformed in joint training specialty of comprehensive military university, the connotation of "task traction type" teaching mode and the overall design ideas were illustrated, the practical application in the classroom teaching was introduced, and the implementation effect was concluded and analyzed. The teaching mode effectively solved the contradiction between the traditional classroom teaching goal and training objectives of joint training professional, which can provide a reference to the reform of ability training course teaching.