1, the test area is different, the test area is a test paper, and the non-test area is b test paper. The senior high school entrance examination area is the designated enrollment area, and students in this area are graded, underlined and enrolled in a unified way. Non-senior high school entrance examination areas are organized by districts and counties themselves.

2. The degree of difficulty is different. Volume A should be simpler and more basic. Volume b should be more difficult, that is, increasing the volume. The difficulty of volume A and volume B is only slightly different.