1. My parents told me to concentrate more on my studies.

-> I was told to concentrate more on my studies by my parents.

1. The kitchen needs cleaning because it’s been a long time since we last cleaned it.

-> The kitchen needs to be cleaned because it’s been a long time since we last cleaned it.

1. Jean has her kids go out and buy some groceries for her.

-> Jean’s kids were told to go out and buy some groceries by their mom.

1. People say that I’m the brightest kid in the class.

-> I was told to be the brightest kid in the class.

1. They think that I damaged their car.

-> I was thought to be the one who damaged their car.

1. My mom showed me how to make a perfect omelet.

-> I was shown how to make a perfect omelet by my mom.

1. He wrote many songs which are loved by people all over the world.

-> Many songs were written by him which are loved by people all over the world.