English verb conjugation
COULD CORDON

Regular verb: cordon - cordoned - cordoned

Affirmation

Simple form	V-ing form
I could cordon you could cordon he could cordon we could cordon you could cordon they could cordon	I could be cordoning you could be cordoning he could be cordoning we could be cordoning you could be cordoning they could be cordoning
Perfect	V-ing perfect
I could have cordoned you could have cordoned he could have cordoned we could have cordoned you could have cordoned they could have cordoned	I could have been cordoning you could have been cordoning he could have been cordoning we could have been cordoning you could have been cordoning they could have been cordoning

Negation

Simple form	V-ing form
I couldn't cordon you couldn't cordon he couldn't cordon we couldn't cordon you couldn't cordon they couldn't cordon	I couldn't be cordoning you couldn't be cordoning he couldn't be cordoning we couldn't be cordoning you couldn't be cordoning they couldn't be cordoning
Perfect	V-ing perfect
I couldn't have cordoned you couldn't have cordoned he couldn't have cordoned we couldn't have cordoned you couldn't have cordoned they couldn't have cordoned	I couldn't have been cordoning you couldn't have been cordoning he couldn't have been cordoning we couldn't have been cordoning you couldn't have been cordoning they couldn't have been cordoning

Interrogative form

Simple form	V-ing form
could I cordon? could you cordon? could he cordon? could we cordon? could you cordon? could they cordon?	could I be cordoning? could you be cordoning? could he be cordoning? could we be cordoning? could you be cordoning? could they be cordoning?
Perfect	V-ing perfect
could I have cordoned? could you have cordoned? could he have cordoned? could we have cordoned? could you have cordoned? could they have cordoned?	could I have been cordoning? could you have been cordoning? could he have been cordoning? could we have been cordoning? could you have been cordoning? could they have been cordoning?

Interro-negative form

Simple form	V-ing form
couldn't I cordon? couldn't you cordon? couldn't he cordon? couldn't we cordon? couldn't you cordon? couldn't they cordon?	couldn't I be cordoning? couldn't you be cordoning? couldn't he be cordoning? couldn't we be cordoning? couldn't you be cordoning? couldn't they be cordoning?
Perfect	V-ing perfect
couldn't I have cordoned? couldn't you have cordoned? couldn't he have cordoned? couldn't we have cordoned? couldn't you have cordoned? couldn't they have cordoned?	couldn't I have been cordoning? couldn't you have been cordoning? couldn't he have been cordoning? couldn't we have been cordoning? couldn't you have been cordoning? couldn't they have been cordoning?