English verb conjugation
COULD PREREGULATE

Regular verb: preregulate - preregulated - preregulated

Affirmation

Simple form	V-ing form
I could preregulate you could preregulate he could preregulate we could preregulate you could preregulate they could preregulate	I could be preregulating you could be preregulating he could be preregulating we could be preregulating you could be preregulating they could be preregulating
Perfect	V-ing perfect
I could have preregulated you could have preregulated he could have preregulated we could have preregulated you could have preregulated they could have preregulated	I could have been preregulating you could have been preregulating he could have been preregulating we could have been preregulating you could have been preregulating they could have been preregulating

Negation

Simple form	V-ing form
I couldn't preregulate you couldn't preregulate he couldn't preregulate we couldn't preregulate you couldn't preregulate they couldn't preregulate	I couldn't be preregulating you couldn't be preregulating he couldn't be preregulating we couldn't be preregulating you couldn't be preregulating they couldn't be preregulating
Perfect	V-ing perfect
I couldn't have preregulated you couldn't have preregulated he couldn't have preregulated we couldn't have preregulated you couldn't have preregulated they couldn't have preregulated	I couldn't have been preregulating you couldn't have been preregulating he couldn't have been preregulating we couldn't have been preregulating you couldn't have been preregulating they couldn't have been preregulating

Interrogative form

Simple form	V-ing form
could I preregulate? could you preregulate? could he preregulate? could we preregulate? could you preregulate? could they preregulate?	could I be preregulating? could you be preregulating? could he be preregulating? could we be preregulating? could you be preregulating? could they be preregulating?
Perfect	V-ing perfect
could I have preregulated? could you have preregulated? could he have preregulated? could we have preregulated? could you have preregulated? could they have preregulated?	could I have been preregulating? could you have been preregulating? could he have been preregulating? could we have been preregulating? could you have been preregulating? could they have been preregulating?

Interro-negative form

Simple form	V-ing form
couldn't I preregulate? couldn't you preregulate? couldn't he preregulate? couldn't we preregulate? couldn't you preregulate? couldn't they preregulate?	couldn't I be preregulating? couldn't you be preregulating? couldn't he be preregulating? couldn't we be preregulating? couldn't you be preregulating? couldn't they be preregulating?
Perfect	V-ing perfect
couldn't I have preregulated? couldn't you have preregulated? couldn't he have preregulated? couldn't we have preregulated? couldn't you have preregulated? couldn't they have preregulated?	couldn't I have been preregulating? couldn't you have been preregulating? couldn't he have been preregulating? couldn't we have been preregulating? couldn't you have been preregulating? couldn't they have been preregulating?