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 couldn't quirt you couldn't quirt he couldn't quirt we couldn't quirt you couldn't quirt they couldn't quirt	I couldn't be quirting you couldn't be quirting he couldn't be quirting we couldn't be quirting you couldn't be quirting they couldn't be quirting
Perfect	V-ing perfect
I couldn't have quirted you couldn't have quirted he couldn't have quirted we couldn't have quirted you couldn't have quirted they couldn't have quirted	I couldn't have been quirting you couldn't have been quirting he couldn't have been quirting we couldn't have been quirting you couldn't have been quirting they couldn't 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
couldn't I quirt? couldn't you quirt? couldn't he quirt? couldn't we quirt? couldn't you quirt? couldn't they quirt?	couldn't I be quirting? couldn't you be quirting? couldn't he be quirting? couldn't we be quirting? couldn't you be quirting? couldn't they be quirting?
Perfect	V-ing perfect
couldn't I have quirted? couldn't you have quirted? couldn't he have quirted? couldn't we have quirted? couldn't you have quirted? couldn't they have quirted?	couldn't I have been quirting? couldn't you have been quirting? couldn't he have been quirting? couldn't we have been quirting? couldn't you have been quirting? couldn't they have been quirting?