形容词性物主代词修饰副词可以吗？She looked about her helplessly 中her helplessly怎么解释

Question

She looked about her helplessly and pointed out that there were so many small boys in grey suits

Answer 1

副词是用来修饰动词或形容词的，并不能被形容词或形容词性物主代词修饰
helplessly在此句中修饰looked这个谓语动词，表示无能为力地看追问

her是什么成分

Answer 2

翻译为 她无能为力地看着她自己
her helplessly 不是同一句子成分里的

Answer 3

当然不可以啦。形容词性的物主代词后接名词，你这句子好怪噢。我学历太浅了～

Answer 4

不可以追问

her helplessly怎么解释