Following Certain expressions and verbs such as tener que, ir a, poder o gustar.
For impersonal commands
Dormiré más tarde
I hope it helps you ☺️
1) sabe
2)conozco
3)sabemos
4)sabe
5)conocemos
Also, I swear all Spanish teachers at the beginning of the year be like “don’t worry about vosotros we will not be learning about that” and it be the first thing they give you, but I hope this helps ;)