It is well to have some water in your neighborhood, to give buoyancy to and float the earth.
- There u go one sentence that u kann usee .
I went swimming yesterday
It does not really matter which form you write in. However, writing in the third person omniscient is generally more effective for essays. If you were writing, say, a blog, you would use the first person, but in this case, I think you want to use the third person.