The written test of PetroChina is more difficult than CNOOC. China petroleum written test is moderately difficult. Some naked exams with strong learning ability can pass, but most naked exams can't. The main contents of China's petroleum written test are: ideological quality and ability, which includes verbal understanding and expression, numerical operation, logical reasoning, data analysis and common sense judgment. The examination contents of CNOOC are divided into three categories: ideological quality, general ability and English ability. In the previous module of industry knowledge and current affairs, you can reflect on right and wrong in one second with your intuitive knowledge, which can accumulate more time for the following questions. This year, English is relatively high, and the difficulty of the questions is about CET-4 or CET-6.