Which of these idioms would describe a person who does everything possible to finish a project. necessity is the mother of invention, don't look a gift horse in the mouth, a friend in need is a friend indeed, it's not over untilit's over.

It's not over untill it's over.

Explanation:

As the idiom expresses nothing it´s over untill it´s over, meaning that the things are not finished untill the last minute and you have every second of that minute to finish the project and to work towards your goal, this idiom would perfectly describe someone that would do everything possible to finish a project.

answer: may i ask who shelly is?