1. Remove the scratches on the car body with toothpaste. If the scratch doesn't hurt the primer, you can remove it with toothpaste, wet the towel, apply a little toothpaste on the towel, rub it repeatedly at the scratch, and then wipe it clean with a wet towel without toothpaste.

2. Erase the marks on the car body with an eraser. If the scratch is only a slight mark, it is difficult to remove it with a cloth. At this time, you can use the eraser used by students, and you will find that those traces will soon disappear.

3. Fill the body paint with nail polish. Fill up the car paint with the same color, clean up the scratches on the car and dry them, then evenly apply nail polish with the same color as the car paint on the scratches, dry them for 30 minutes, and then you can go out.