English verb conjugation
COULD AVERAGE

Regular verb: average - averaged - averaged

Affirmation

Simple form	V-ing form
I could average you could average he could average we could average you could average they could average	I could be averaging you could be averaging he could be averaging we could be averaging you could be averaging they could be averaging
Perfect	V-ing perfect
I could have averaged you could have averaged he could have averaged we could have averaged you could have averaged they could have averaged	I could have been averaging you could have been averaging he could have been averaging we could have been averaging you could have been averaging they could have been averaging

Negation

Simple form	V-ing form
I could not average you could not average he could not average we could not average you could not average they could not average	I could not be averaging you could not be averaging he could not be averaging we could not be averaging you could not be averaging they could not be averaging
Perfect	V-ing perfect
I could not have averaged you could not have averaged he could not have averaged we could not have averaged you could not have averaged they could not have averaged	I could not have been averaging you could not have been averaging he could not have been averaging we could not have been averaging you could not have been averaging they could not have been averaging

Interrogative form

Simple form	V-ing form
could I average? could you average? could he average? could we average? could you average? could they average?	could I be averaging? could you be averaging? could he be averaging? could we be averaging? could you be averaging? could they be averaging?
Perfect	V-ing perfect
could I have averaged? could you have averaged? could he have averaged? could we have averaged? could you have averaged? could they have averaged?	could I have been averaging? could you have been averaging? could he have been averaging? could we have been averaging? could you have been averaging? could they have been averaging?

Interro-negative form

Simple form	V-ing form
could I not average? could you not average? could he not average? could we not average? could you not average? could they not average?	could I not be averaging? could you not be averaging? could he not be averaging? could we not be averaging? could you not be averaging? could they not be averaging?
Perfect	V-ing perfect
could I not have averaged? could you not have averaged? could he not have averaged? could we not have averaged? could you not have averaged? could they not have averaged?	could I not have been averaging? could you not have been averaging? could he not have been averaging? could we not have been averaging? could you not have been averaging? could they not have been averaging?