careless carelessly carelessness 区别以及用法 分别是什么词性

Question

careless carelessly carelessness 区别以及用法 分别是什么词性
He is a boy with .He always leaves the door open .How he is!(careless)

Answer 1

区别就是 careless 是形容词。例如：He is a careless man . carelessly 是副词修饰动词或者形容词。He did it carelessly .最后一个是名词 ！