It is a very simple basic operation, that is, all the knowledge learned in class, including multiple-choice questions, fill-in-the-blank questions and basic operations. Word mainly replaces punctuation marks, arranges articles, such as what font is used for words, and then there are graphic operations, what combination of pictures and words, line breaks, etc., and then there are table operations. Excele is more difficult, you should look good, create a new table, merge the middle cells, then filter the data, use advanced filtering, establish icon worksheet and so on. The screening is very depressing. Many times, if the conditions are right, the results will not come out, so we must do it seriously. Ppt is not difficult. Usually illustrations. If you use some action buttons to make the switching effect into a specified type, and there are mail operations, it will be very simple. Then there is web page making, setting web page properties and background color, generally inserting pictures, setting hotspots, and then connecting settings. It's not that hard.