English verb conjugation
COULD COMPERE

Regular verb: compere - compered - compered

Affirmation

Simple form	V-ing form
I could compere you could compere he could compere we could compere you could compere they could compere	I could be compering you could be compering he could be compering we could be compering you could be compering they could be compering
Perfect	V-ing perfect
I could have compered you could have compered he could have compered we could have compered you could have compered they could have compered	I could have been compering you could have been compering he could have been compering we could have been compering you could have been compering they could have been compering

Negation

Simple form	V-ing form
I couldn't compere you couldn't compere he couldn't compere we couldn't compere you couldn't compere they couldn't compere	I couldn't be compering you couldn't be compering he couldn't be compering we couldn't be compering you couldn't be compering they couldn't be compering
Perfect	V-ing perfect
I couldn't have compered you couldn't have compered he couldn't have compered we couldn't have compered you couldn't have compered they couldn't have compered	I couldn't have been compering you couldn't have been compering he couldn't have been compering we couldn't have been compering you couldn't have been compering they couldn't have been compering

Interrogative form

Simple form	V-ing form
could I compere? could you compere? could he compere? could we compere? could you compere? could they compere?	could I be compering? could you be compering? could he be compering? could we be compering? could you be compering? could they be compering?
Perfect	V-ing perfect
could I have compered? could you have compered? could he have compered? could we have compered? could you have compered? could they have compered?	could I have been compering? could you have been compering? could he have been compering? could we have been compering? could you have been compering? could they have been compering?

Interro-negative form

Simple form	V-ing form
couldn't I compere? couldn't you compere? couldn't he compere? couldn't we compere? couldn't you compere? couldn't they compere?	couldn't I be compering? couldn't you be compering? couldn't he be compering? couldn't we be compering? couldn't you be compering? couldn't they be compering?
Perfect	V-ing perfect
couldn't I have compered? couldn't you have compered? couldn't he have compered? couldn't we have compered? couldn't you have compered? couldn't they have compered?	couldn't I have been compering? couldn't you have been compering? couldn't he have been compering? couldn't we have been compering? couldn't you have been compering? couldn't they have been compering?