First, after editing the content in word, edit the text first when you see that the underline length is different.

Second, first open the wortd document, find the view in the toolbar, and check the ruler, which can be cut or used as a reference.

3. The ruler point on the left is the default area boundary on the left of the document, and the ruler point on the right is the default area boundary on the right of the document. Rulers also have the function of cutting. With the first underline on the left as the reference, press the space bar to move to the right.

Fourth, at this time, use a ruler to measure whether it is aligned, and then adjust it.

5. After the left side is aligned, cut with the ruler on the right side, select the underline to be cut, drag the ruler to the left with the mouse, and leave the ruler in the required position. At this time, you can see that all the downward changing lines on the dotted line on the right have been cut.

6. After cutting the descending line, the descending line that is not long enough only needs to press the space bar, and the effect is shown in the figure.