Grammar help please?

Hi,

Could you tell me if I use this word "Model" correctly? please?

I model my accent to him as much as possible. (Means copy or imitate his accent)

I model his accent.

I model him as much as possible. (He is my model, I admire him)

He is a model student. (Means a good student)

They are a model couple. (Means a good couple, people admire and respect them)

Cheers.