English verb conjugation
COULD QUIRT

Regular verb: quirt - quirted - quirted

Affirmation

Simple form	V-ing form
I could quirt you could quirt he could quirt we could quirt you could quirt they could quirt	I could be quirting you could be quirting he could be quirting we could be quirting you could be quirting they could be quirting
Perfect	V-ing perfect
I could have quirted you could have quirted he could have quirted we could have quirted you could have quirted they could have quirted	I could have been quirting you could have been quirting he could have been quirting we could have been quirting you could have been quirting they could have been quirting

Negation

Simple form	V-ing form
I could not quirt you could not quirt he could not quirt we could not quirt you could not quirt they could not quirt	I could not be quirting you could not be quirting he could not be quirting we could not be quirting you could not be quirting they could not be quirting
Perfect	V-ing perfect
I could not have quirted you could not have quirted he could not have quirted we could not have quirted you could not have quirted they could not have quirted	I could not have been quirting you could not have been quirting he could not have been quirting we could not have been quirting you could not have been quirting they could not have been quirting

Interrogative form

Simple form	V-ing form
could I quirt? could you quirt? could he quirt? could we quirt? could you quirt? could they quirt?	could I be quirting? could you be quirting? could he be quirting? could we be quirting? could you be quirting? could they be quirting?
Perfect	V-ing perfect
could I have quirted? could you have quirted? could he have quirted? could we have quirted? could you have quirted? could they have quirted?	could I have been quirting? could you have been quirting? could he have been quirting? could we have been quirting? could you have been quirting? could they have been quirting?

Interro-negative form

Simple form	V-ing form
could I not quirt? could you not quirt? could he not quirt? could we not quirt? could you not quirt? could they not quirt?	could I not be quirting? could you not be quirting? could he not be quirting? could we not be quirting? could you not be quirting? could they not be quirting?
Perfect	V-ing perfect
could I not have quirted? could you not have quirted? could he not have quirted? could we not have quirted? could you not have quirted? could they not have quirted?	could I not have been quirting? could you not have been quirting? could he not have been quirting? could we not have been quirting? could you not have been quirting? could they not have been quirting?