The practice of stationery style:
1. Click Table-Insert-Table and set the number of columns to 1 and the number of rows to 22.
2. Select the whole table, click the right mouse button, select "Table Properties-Row (Column)", then adjust the appropriate column width and height, and press OK.
3. If it is in WPS, it will be very convenient. Click Format-Writing Paper Settings, check Use Writing Paper Mode, set Grid to Line, and press OK.