Please check the following paragraph.
The person I like most is my grandmother. She is already seventy-five years old, but she still goes to do exercise every day at the elementary school near my house. Every day when I go back home from school, she has already prepared delicious dinner for us. She’s good at cooking savory food. She also invents different dishes when she has free time. She never says she’s tired of doing these things for our family. I really appreciate for what she does for us.
Cultural advice here: the people who help you are volunteers, who are kind. They don't work for you, in the sense of the employer - employee relationship. Therefore, I would ask for my paragraph to be read as a question, like this:
Would anyone be able to check the following paragraph for me?