Commands/Mandatos en español

What exactly do you think an affirmative command is?

^{Let's practice!} How would you "tell" someone to sleep in an informal command in Spanish?

^{Let's practice!} How would you "tell" someone to sing in an informal command in Spanish?

^{Let's practice!} How would you "tell" someone to study in an informal command in Spanish?

^{Let's practice!} How would you "tell" someone leave now in an informal command in Spanish?

^{Let's practice!} How would you "tell" someone to set the table in an informal command in Spanish?

^{Let's practice!} How would you "tell" someone to come here in an informal command in Spanish?

^{Let's practice!} How would you make the reflexive fall down in an informal command?

^{Let's practice!} How would you make the reflexive verb lavarse as a command.

¿Crees que los mandatos imformales son difícil?