1. First open Word, and then click Form-Insert-Form.
2. Then click the new interface to select the cells to be merged, and click the right mouse button to merge the cells.
3. Then click Select Form-Split Cell in the new interface, and enter 7 columns with the same number of rows. Then pull the wire to adjust the width of each column.
4. Then in the new interface, click the seventh to fourteenth lines, click Table-divide the cell into three columns, keep the number of rows unchanged, and then adjust the width of each column.
5. Then in this page, the mouse cursor points to the bottom line of the last line and moves down to adjust the height. The mouse shakes on the table and a small rectangle appears in the lower right corner. Press and drop down to adjust the height of the whole table.
6. Finally, you can enter text in the form on this page.