According to the official introduction of Tianyi Online School, their betting questions have been carefully studied and sorted out by professional teams, including the analysis and summary of real questions over the years and the judgment of exam trends. Their composition materials have been strictly screened and verified to ensure consistency with the real exam content. In addition, Tianyi Online School also provides detailed analysis and answers to help students better understand and master knowledge points. Therefore, it can be said that the consulting engineer of Tianyi Online School is accurate.