I am Polina.

Your're not Polina.

Are you Polina?

My hobby is drawing.

Is your hobby drawing?

My hobby isn't drawing.

I am fine.

I am not fine.

Are you fine?

I am shy.

Are you shy?

I'm not shy.

You are beautifull.

Am I beautifull?

You're not beautifull.

He's funny.

Is he funny?

He isn't funny.