1. Make another copy, cut out the wrong English cover page (3-5 mm) for blind evaluation of graduation thesis, align and paste the correct page, and grind off the burrs with sandpaper.

2. If it is one or two characters, you can go to a small printing factory to find the same font type (by the way, you need some ink), and then use a sharp single-sided blade (available in stationery stores) to gently scrape off the words and type the correct words.