The mock exam refers to the first mock exam before the college entrance examination. When you enter the third year of high school, you will enter the sprint stage. Generally, there will be many mock exams. The difficulty coefficient of test questions in different stages of simulation examination is different; The purpose of the mock exam is also different; The means and skills of testing are also different. The idea of a model test is based on the senior high school entrance examination, which is a comprehensive test paper. Through the model test, students can not only have a general understanding of their achievements at school or in the whole region, but also find loopholes in their previous studies. After that, students should adjust the review plan made before according to the actual situation of their examination review, and they can choose teaching AIDS in a targeted manner. For students who have not mastered the basic knowledge firmly enough, they can choose the basic questions in the regular examination and strengthen the training of the basic questions. The difficult problem is the synthesis, arrangement and combination of basic questions. An important way to attach importance to basic knowledge points is to make rational use of the examination syllabus. In the examination syllabus, students can find out their own shortcomings according to their own situation and then review them.