Black Eight Workbooks are chemistry workbooks and biology workbooks for senior three.

On March 3, 2022, Heilongjiang Education Examinations Institute issued the Notice on the Requirements of Enrollment Major (Class) in Heilongjiang Province in 2024. The notice contains the requirements of all undergraduate enrollment majors in Heilongjiang Province in 2024. The "3+ 1+2" model will be implemented in the general college entrance examination in Heilongjiang Province in 2024. Among them, "3" is three unified college entrance examination subjects: Chinese, mathematics and foreign languages; "1" is the preferred subject, and candidates must choose 1 for physics and history. "2" is a re-examination subject, and candidates can choose two of the four subjects of chemistry, biology, ideology and politics and geography as re-examination subjects. This paper selects the undergraduate majors to be enrolled in Heilongjiang Province and analyzes the requirements of the 2024 college entrance examination. Heilongjiang province began to implement the comprehensive reform of college entrance examination from the freshmen who entered the school in the autumn of 20021year, and implemented a multi-admission model based on the unified results of college entrance examination and high school level examination and comprehensive quality evaluation. A few days ago, colleges and universities completed the requirements of the subjects selected for enrollment majors (classes) in 2024 and submitted them to the Ministry of Education.