With careful planning, she accomplished everything she had set out to do.

accomplished 是动词 accomplish 的过去式，accomplish 由前缀 ac-（表示"加强"）和词根 complish（来自拉丁语 complere，意为"完成"）组成，意思是"完成、实现"。这里表示"她完成了所有计划要做的事情"。