CORRECTION/S:

1. CORRECT / You just have to capitalize the first letter of the first word and then put period.
2. CORRECT / You just have to capitalize the first letter of the first word and then put a period.
3. I got one step closer from my uncle's dog. (The sentence could somehow be considered correct but it seems to have a different meaning from what we studied during the class.

Thank you for submitting your homework, Victoria.