Here's why:
* "Je" means "I" in French.
* "Pas" means "not" in French.
You need a verb after "je" to form a complete sentence.
For example:
* Je ne pas manger. (Incorrect) This should be Je ne mange pas. (I don't eat).
To use "pas" correctly, you need to use the negative form of a verb.
Let me know if you'd like to explore other French phrases or have any other questions!