Your post is very similar to another young lady, who is going through a similar situation just recently with her boyfriend.
I will link it for you to have a read.
We all have to learn somewhere, that’s how you gain experience - expecting someone to know everything for the first time is unrealistic. It’s the wrong attitude.
I would sit down and have a chat with her. Let her know how it’s made you feel. And then the decision is completely upto you on how you move forward.