First click after the quoted sentence, and then click "Quote" in the toolbar.
Click Insert Footnote in the toolbar below the reference.
Then you can see that the number of footnotes inserted is 1, and the system default effect of inserting footnotes is as follows.
Sometimes the school requires parenthesis. In this case, first insert brackets in English, then repeat the footnote in step 1-3, and write the cited literature on the footnote.
In order to mark the quotation marks in the upper right corner of the sentence, select the brackets, click the right mouse button, click the font in the drop-down box, and select superscript and OK in the pop-up font dialog box.
The file "1" in the footnote is inconsistent with the font size and needs to be adjusted. Select Enter Footnote Text, and then click Format Brush.
Brush out the inconsistent reference "1" in the footnote with a format brush.
The reference effect of adding brackets is shown in the following figure:
Some schools also require the addition of [note? ], in this case, put brackets at the end of the sentence and write "Remarks", and then follow the steps in 1-3 to mark the remarks.
Footer reference after adding "Notes"