English verb conjugation
COULD REARGUE

Regular verb: reargue - reargued - reargued

Affirmation

Simple form	V-ing form
I could reargue you could reargue he could reargue we could reargue you could reargue they could reargue	I could be rearguing you could be rearguing he could be rearguing we could be rearguing you could be rearguing they could be rearguing
Perfect	V-ing perfect
I could have reargued you could have reargued he could have reargued we could have reargued you could have reargued they could have reargued	I could have been rearguing you could have been rearguing he could have been rearguing we could have been rearguing you could have been rearguing they could have been rearguing

Negation

Simple form	V-ing form
I couldn't reargue you couldn't reargue he couldn't reargue we couldn't reargue you couldn't reargue they couldn't reargue	I couldn't be rearguing you couldn't be rearguing he couldn't be rearguing we couldn't be rearguing you couldn't be rearguing they couldn't be rearguing
Perfect	V-ing perfect
I couldn't have reargued you couldn't have reargued he couldn't have reargued we couldn't have reargued you couldn't have reargued they couldn't have reargued	I couldn't have been rearguing you couldn't have been rearguing he couldn't have been rearguing we couldn't have been rearguing you couldn't have been rearguing they couldn't have been rearguing

Interrogative form

Simple form	V-ing form
could I reargue? could you reargue? could he reargue? could we reargue? could you reargue? could they reargue?	could I be rearguing? could you be rearguing? could he be rearguing? could we be rearguing? could you be rearguing? could they be rearguing?
Perfect	V-ing perfect
could I have reargued? could you have reargued? could he have reargued? could we have reargued? could you have reargued? could they have reargued?	could I have been rearguing? could you have been rearguing? could he have been rearguing? could we have been rearguing? could you have been rearguing? could they have been rearguing?

Interro-negative form

Simple form	V-ing form
couldn't I reargue? couldn't you reargue? couldn't he reargue? couldn't we reargue? couldn't you reargue? couldn't they reargue?	couldn't I be rearguing? couldn't you be rearguing? couldn't he be rearguing? couldn't we be rearguing? couldn't you be rearguing? couldn't they be rearguing?
Perfect	V-ing perfect
couldn't I have reargued? couldn't you have reargued? couldn't he have reargued? couldn't we have reargued? couldn't you have reargued? couldn't they have reargued?	couldn't I have been rearguing? couldn't you have been rearguing? couldn't he have been rearguing? couldn't we have been rearguing? couldn't you have been rearguing? couldn't they have been rearguing?