= = In fact, half a year is entirely possible. And there is no need to do nothing at all, and the necessary entertainment is still possible. After you get the book, read the concept first, then do the examples. After each chapter is finished, make two or three exercise sheets for the answers. You can review the questions with AB. Of course, it is also necessary to do a general review paper afterwards. Junior high school students study math for six hours every day, and they can finish reading a book in a week at the latest. If you are in high school math, slow down. A book every two or one week is considered to be a bad foundation. In fact, the main time-consuming is not reading, but various types of exercises and exercises. Because a theorem has to test three or four questions. Of course, if you just want to cope with the exam, you will pass this level. Just review the classic questions and all kinds of real questions. For those difficult problems, you can just do the simple questions in front and ignore them automatically later. Well, after all, it is not surprising that a paper has problems in order to distinguish talents. Therefore, if the requirements are not high, it is completely unnecessary. . You can also review your English after half a year. = = That's it! ~