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It is precisely because the seriousness of learning this matter belongs to education in a broad sense that the cost of making content is very high. From the syllabus to the courseware to the final presentation form, many adjustments and corrections need to be made.比如张经。问王管家道：王管家，你们好端端的为何要去这虎王寨？这条路似乎不是通往京城的吧？王管家郁闷道：我们见几人形迹鬼祟可疑，就追了过去，不料就中了埋伏。东番日趋昌盛，一日不可再拖。Pressing F8 key during startup is the most traditional and commonly used method: turn on the computer power supply, immediately press F8 key on the keyboard after the hardware completes self-checking, and many advanced startup options are listed here. In this security mode, there are several types. Generally speaking, you can choose to enter the common security mode. In addition to this most commonly used method, you can also start the system in "safe mode" by holding down the Ctrl key when the computer starts.