A, multiple-choice questions 12 ***60 points; It involves algebra and geometry.

Second, fill in the blanks with 4 questions ***20 points; Most of them are composed of solving inequalities, trigonometric functions, and the calculation of set vector relations.

Three, six questions analysis ***70 points. This answer contains all the calculation and proof questions, including calculating trigonometric function, proving inequality, calculating probability expectation and so on.

The specific contents of the above questions are different every year. I hope candidates will review them comprehensively and start doing the questions with their heart!