not be able to do不能做主语,要做主语的话得用现在分词结构Not being able to.或者动名词结构：形容词行物主代词+not being able to.
not be able to do with her daring life,she was tipped over the edge of break down.这个句子不对!
可改为：1.Not being able to do with her daring life,she was tipped over the edge of breaking down.