1. First, open the WPS software, create a simple table in the table, and enter data in the cell, such as book borrowing table 2. Then, click the development tool with the left mouse button and select the other control icon 3. Then, click the left mouse button to select the calendar control from the drop-down list of other controls. 4. Then, click the left mouse button to draw a calendar control in the table and resize the control. 5. Click to view the code, and enter the code in the code editor to indicate that the date in the calendar control is displayed in the cell. 6. Then, exit the design mode and left-click the cell where you want to enter the date. 7. Finally, click the date on the calendar control with the left mouse button and find that the date is displayed in the cell. You can directly enter the date of borrowing and returning books through mouse selection.