English verb conjugation
COULD SCRIMMAGE

Regular verb: scrimmage - scrimmaged - scrimmaged

Affirmation

Simple form	V-ing form
I could scrimmage you could scrimmage he could scrimmage we could scrimmage you could scrimmage they could scrimmage	I could be scrimmaging you could be scrimmaging he could be scrimmaging we could be scrimmaging you could be scrimmaging they could be scrimmaging
Perfect	V-ing perfect
I could have scrimmaged you could have scrimmaged he could have scrimmaged we could have scrimmaged you could have scrimmaged they could have scrimmaged	I could have been scrimmaging you could have been scrimmaging he could have been scrimmaging we could have been scrimmaging you could have been scrimmaging they could have been scrimmaging

Negation

Simple form	V-ing form
I couldn't scrimmage you couldn't scrimmage he couldn't scrimmage we couldn't scrimmage you couldn't scrimmage they couldn't scrimmage	I couldn't be scrimmaging you couldn't be scrimmaging he couldn't be scrimmaging we couldn't be scrimmaging you couldn't be scrimmaging they couldn't be scrimmaging
Perfect	V-ing perfect
I couldn't have scrimmaged you couldn't have scrimmaged he couldn't have scrimmaged we couldn't have scrimmaged you couldn't have scrimmaged they couldn't have scrimmaged	I couldn't have been scrimmaging you couldn't have been scrimmaging he couldn't have been scrimmaging we couldn't have been scrimmaging you couldn't have been scrimmaging they couldn't have been scrimmaging

Interrogative form

Simple form	V-ing form
could I scrimmage? could you scrimmage? could he scrimmage? could we scrimmage? could you scrimmage? could they scrimmage?	could I be scrimmaging? could you be scrimmaging? could he be scrimmaging? could we be scrimmaging? could you be scrimmaging? could they be scrimmaging?
Perfect	V-ing perfect
could I have scrimmaged? could you have scrimmaged? could he have scrimmaged? could we have scrimmaged? could you have scrimmaged? could they have scrimmaged?	could I have been scrimmaging? could you have been scrimmaging? could he have been scrimmaging? could we have been scrimmaging? could you have been scrimmaging? could they have been scrimmaging?

Interro-negative form

Simple form	V-ing form
couldn't I scrimmage? couldn't you scrimmage? couldn't he scrimmage? couldn't we scrimmage? couldn't you scrimmage? couldn't they scrimmage?	couldn't I be scrimmaging? couldn't you be scrimmaging? couldn't he be scrimmaging? couldn't we be scrimmaging? couldn't you be scrimmaging? couldn't they be scrimmaging?
Perfect	V-ing perfect
couldn't I have scrimmaged? couldn't you have scrimmaged? couldn't he have scrimmaged? couldn't we have scrimmaged? couldn't you have scrimmaged? couldn't they have scrimmaged?	couldn't I have been scrimmaging? couldn't you have been scrimmaging? couldn't he have been scrimmaging? couldn't we have been scrimmaging? couldn't you have been scrimmaging? couldn't they have been scrimmaging?