English verb conjugation
COULD SHOUT

Regular verb: shout - shouted - shouted

Affirmation

Simple form	V-ing form
I could shout you could shout she could shout we could shout you could shout they could shout	I could be shouting you could be shouting she could be shouting we could be shouting you could be shouting they could be shouting
Perfect	V-ing perfect
I could have shouted you could have shouted she could have shouted we could have shouted you could have shouted they could have shouted	I could have been shouting you could have been shouting she could have been shouting we could have been shouting you could have been shouting they could have been shouting

Negation

Simple form	V-ing form
I couldn't shout you couldn't shout she couldn't shout we couldn't shout you couldn't shout they couldn't shout	I couldn't be shouting you couldn't be shouting she couldn't be shouting we couldn't be shouting you couldn't be shouting they couldn't be shouting
Perfect	V-ing perfect
I couldn't have shouted you couldn't have shouted she couldn't have shouted we couldn't have shouted you couldn't have shouted they couldn't have shouted	I couldn't have been shouting you couldn't have been shouting she couldn't have been shouting we couldn't have been shouting you couldn't have been shouting they couldn't have been shouting

Interrogative form

Simple form	V-ing form
could I shout? could you shout? could she shout? could we shout? could you shout? could they shout?	could I be shouting? could you be shouting? could she be shouting? could we be shouting? could you be shouting? could they be shouting?
Perfect	V-ing perfect
could I have shouted? could you have shouted? could she have shouted? could we have shouted? could you have shouted? could they have shouted?	could I have been shouting? could you have been shouting? could she have been shouting? could we have been shouting? could you have been shouting? could they have been shouting?

Interro-negative form

Simple form	V-ing form
couldn't I shout? couldn't you shout? couldn't she shout? couldn't we shout? couldn't you shout? couldn't they shout?	couldn't I be shouting? couldn't you be shouting? couldn't she be shouting? couldn't we be shouting? couldn't you be shouting? couldn't they be shouting?
Perfect	V-ing perfect
couldn't I have shouted? couldn't you have shouted? couldn't she have shouted? couldn't we have shouted? couldn't you have shouted? couldn't they have shouted?	couldn't I have been shouting? couldn't you have been shouting? couldn't she have been shouting? couldn't we have been shouting? couldn't you have been shouting? couldn't they have been shouting?