She looks more beautiful than before.
She looks much more charming than ever before.
she looks prettier than before.
都可以的，每一句都可以是than ever before，同样也都可以是much more.
第一个常规点,第二个是迷人的，much more 是强调下，第三个也可以.。
望采纳~谢谢~
追问你英语一定很好
谢谢
追答prettier前面不能加much more，只能是she looks much prettier than before.
补充下。