English verb conjugation
COULD ENFORCE

Regular verb: enforce - enforced - enforced

Affirmation

Simple form	V-ing form
I could enforce you could enforce he could enforce we could enforce you could enforce they could enforce	I could be enforcing you could be enforcing he could be enforcing we could be enforcing you could be enforcing they could be enforcing
Perfect	V-ing perfect
I could have enforced you could have enforced he could have enforced we could have enforced you could have enforced they could have enforced	I could have been enforcing you could have been enforcing he could have been enforcing we could have been enforcing you could have been enforcing they could have been enforcing

Negation

Simple form	V-ing form
I could not enforce you could not enforce he could not enforce we could not enforce you could not enforce they could not enforce	I could not be enforcing you could not be enforcing he could not be enforcing we could not be enforcing you could not be enforcing they could not be enforcing
Perfect	V-ing perfect
I could not have enforced you could not have enforced he could not have enforced we could not have enforced you could not have enforced they could not have enforced	I could not have been enforcing you could not have been enforcing he could not have been enforcing we could not have been enforcing you could not have been enforcing they could not have been enforcing

Interrogative form

Simple form	V-ing form
could I enforce? could you enforce? could he enforce? could we enforce? could you enforce? could they enforce?	could I be enforcing? could you be enforcing? could he be enforcing? could we be enforcing? could you be enforcing? could they be enforcing?
Perfect	V-ing perfect
could I have enforced? could you have enforced? could he have enforced? could we have enforced? could you have enforced? could they have enforced?	could I have been enforcing? could you have been enforcing? could he have been enforcing? could we have been enforcing? could you have been enforcing? could they have been enforcing?

Interro-negative form

Simple form	V-ing form
could I not enforce? could you not enforce? could he not enforce? could we not enforce? could you not enforce? could they not enforce?	could I not be enforcing? could you not be enforcing? could he not be enforcing? could we not be enforcing? could you not be enforcing? could they not be enforcing?
Perfect	V-ing perfect
could I not have enforced? could you not have enforced? could he not have enforced? could we not have enforced? could you not have enforced? could they not have enforced?	could I not have been enforcing? could you not have been enforcing? could he not have been enforcing? could we not have been enforcing? could you not have been enforcing? could they not have been enforcing?