Choose the correct variant.

There are a lot of different ... in the world. ... work at school. They teach students. My father is a ... and he works in a big hospital. My mother plays the piano very well. She is a ... . My grandpa writes books for children. He is a ... . As for my granny, she is a ... and she cooks wonderful cakes. My sister wants to be a ... because she is good at dancing. As for me, I like animals! I would like to become a ... to help sick animals. My friend Boris is going to be a ... of a big lorry. My classmate Olga will be a famous ... because she sings wonderfully. All in all, ... are very important.