Answer:
experience
Explanation:
This is one reason why: because to be mature you need experience and you usually experience more with age
Determine means you are willing to do something you want so badly etc.
The pronoun that best completes the sentence is the pronoun "me" and it is used as a direct object. So the complete sentence should be: "Jeremy bought Patrick and me tokens for the games. We used the pronoun "me" because it is used as direct object which is the receiver of the action "bought".