In fact, the content is basically the same. It's just that the investigation of some knowledge points is different.
For example, mathematics has the most knowledge points. For example, vector algebra, triple integral and so on, mathematics 2, 3 and 4 do not need to be tested.
The specific examination scope is subject to the mathematics examination outline of the year you entered the exam. The current review can refer to the 2006 syllabus. It is estimated that the change in 2007 will not be great, and the only possible change is the merger of Math III and Math IV.