In view of the fact that the new online teaching mode of "Internet+" has become an important part of the teaching methods of higher education, it is necessary to conduct in-depth research on it. Therefore, taking the core course "Traffic Planning and Road Survey Design" of Civil Engineering Specialty of China University of Mining and Technology as an example, the teaching content of the course is classified according to the characteristics of knowledge and the degree of difficulty, and the teaching objects are grouped according to the learning ability of students. On this basis, relying on the team construction of online teaching resources platform, using four kinds of typical modes of instruction, aiming at all kinds of content of courses and teaching objects. Through the comparative analysis of teaching effects, the advantages, characteristics and applicability of various modes of instruction for all kinds of content of courses and teaching objects are finally obtained, and to promote the teaching effect, different teaching modes should be selected carefully so as to achieve the effect of complementary advantages and teaching students according to their aptitude.