This clip is from when I coached at Iowa State. Every day, our players did this to start practice.
These were shots specific to where they would score in games.
The takeaways for you as you develop are: 1) devote most of your time to working on what you will do in a game, 2) game speed always! 3) Efficient workers do not have to work as long to get what they need (watch how many shots they were able to take in a short amount of time)."
Game Speed - Set Specific Shooting