the boy cut his finger with knife carelessly是病句吗？

Question

如题所述

Answer 1

此句算是一个病句，应该改成：The boy cut his finger with (a) knife carelessly.

句中介词with后面的宾语knife是一个可数名词，此时它前面要加上限定词。根据句意，加上不定冠词a即可。