1, 10000-dimensional volume is difficult in mathematics. Only the top students in the senior high school entrance examination can do well in the exam, and the questions are all given by the top teachers in the industry, which is very difficult. As long as you study hard, you can get good grades.

2. Wan Wei's top-notch senior high school entrance examination is difficult. Wan Wei's final exam is more suitable for middle school students and the difficulty of the senior high school entrance examination. Top students' questions are more outstanding and more difficult.