Today, I'm grateful of the life that I've been living, S so I'm working hard to provide that level of comfort to my loved ones. Today, I'm grateful of the life that I've been living so I'm working hard to provide that level of comfort to my loved ones.

Not entirely sure what you mean here so I mostly guessed

Today I'm grateful ofor the life that I've been living, Sso I'm working to provide that levelquality of life to my loved ones. Today I'm grateful for the life that I've been living, so I'm working to provide that quality of life to my loved ones.

"To be grateful for something" rather than "of something" is used here.

I didn't want to go out yesterday, i. Instead of picking up my partner, I decided to do exercise at my home instead. I didn't want to go out yesterday. Instead of picking up my partner, I decided to do exercise at home instead.

Just changed it to sound more natural

I didn't want to go out yesterday, i. Instead of picking up my partner, I decided to do exercise at my home instead. I didn't want to go out yesterday. Instead of picking up my partner, I decided to exercise at my home instead.

"To do exercises" or "To exercise" makes more sense, but "To do exercise" is a little strange. In UK English, you can also say "to do sport" in this context.

I worked on my personal project that involves data analysis,; the goal of this project is to apply skills and knowledge in a real-life scenario. I worked on my personal project that involves data analysis; the goal of this project is to apply skills and knowledge in a real-life scenario.

I worked on my personal project that involves data analysis, t. The goal of this project is to apply skills and knowledge in a real-life scenario. I worked on my personal project that involves data analysis. The goal of this project is to apply skills and knowledge in a real-life scenario.

This was a little bit of a run-on sentence, so I divided it into two sentences.