Negative verb to be and Present Simple

Rewrite the following sentences from affirmative to negative:

I like living in Peru.

Maria and Carlos are British.

Ben is a builder. He works on a construction site.

You are a good student.

Michael lives in Los Angeles.

you have a nice laptop.

That is your wallet.

This is an old dog.

They are your brushes. I like them.

You know that person.