I have some confusion regarding this; I want to clear that confusion,

1. What should I use while writing this in the lines of the article "the  author or I" you can check in the second paragraph.
2. What should I use past tense or present tense while writing for the two boys because the two boys are  in the story. You can see the third paragraph for reference and can check.
3. And the last line of this article is correct or not I am little confusion will u tell me a fine ending of this which states that the boys are very hardworking.
4.