4. concentrate on reading literature. You will never forget it after reading it. The more time you spend reading documents, the more time you waste. Pay attention to time, it is easier to connect and form an overall impression.
5. Record and mark the copied or printed documents, and mark or annotate them directly with a pen. Pdf or html
Format, you can use the editor to highlight or change the text color. This is another important means to avoid wasting time. Otherwise, it is equivalent to not reading it.