English verb conjugation
COULD REDSHIRT

Regular verb: redshirt - redshirted - redshirted

Affirmation

Simple form	V-ing form
I could redshirt you could redshirt he could redshirt we could redshirt you could redshirt they could redshirt	I could be redshirting you could be redshirting he could be redshirting we could be redshirting you could be redshirting they could be redshirting
Perfect	V-ing perfect
I could have redshirted you could have redshirted he could have redshirted we could have redshirted you could have redshirted they could have redshirted	I could have been redshirting you could have been redshirting he could have been redshirting we could have been redshirting you could have been redshirting they could have been redshirting

Negation

Simple form	V-ing form
I couldn't redshirt you couldn't redshirt he couldn't redshirt we couldn't redshirt you couldn't redshirt they couldn't redshirt	I couldn't be redshirting you couldn't be redshirting he couldn't be redshirting we couldn't be redshirting you couldn't be redshirting they couldn't be redshirting
Perfect	V-ing perfect
I couldn't have redshirted you couldn't have redshirted he couldn't have redshirted we couldn't have redshirted you couldn't have redshirted they couldn't have redshirted	I couldn't have been redshirting you couldn't have been redshirting he couldn't have been redshirting we couldn't have been redshirting you couldn't have been redshirting they couldn't have been redshirting

Interrogative form

Simple form	V-ing form
could I redshirt? could you redshirt? could he redshirt? could we redshirt? could you redshirt? could they redshirt?	could I be redshirting? could you be redshirting? could he be redshirting? could we be redshirting? could you be redshirting? could they be redshirting?
Perfect	V-ing perfect
could I have redshirted? could you have redshirted? could he have redshirted? could we have redshirted? could you have redshirted? could they have redshirted?	could I have been redshirting? could you have been redshirting? could he have been redshirting? could we have been redshirting? could you have been redshirting? could they have been redshirting?

Interro-negative form

Simple form	V-ing form
couldn't I redshirt? couldn't you redshirt? couldn't he redshirt? couldn't we redshirt? couldn't you redshirt? couldn't they redshirt?	couldn't I be redshirting? couldn't you be redshirting? couldn't he be redshirting? couldn't we be redshirting? couldn't you be redshirting? couldn't they be redshirting?
Perfect	V-ing perfect
couldn't I have redshirted? couldn't you have redshirted? couldn't he have redshirted? couldn't we have redshirted? couldn't you have redshirted? couldn't they have redshirted?	couldn't I have been redshirting? couldn't you have been redshirting? couldn't he have been redshirting? couldn't we have been redshirting? couldn't you have been redshirting? couldn't they have been redshirting?