female gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation COULD ADD
Regular verb: add - added - added
Affirmation
Simple form
I could addyou could add
he could add
we could add
you could add
they could add
V-ing form
I could be addingyou could be adding
he could be adding
we could be adding
you could be adding
they could be adding
Perfect
I could have addedyou could have added
he could have added
we could have added
you could have added
they could have added
V-ing perfect
I could have been addingyou could have been adding
he could have been adding
we could have been adding
you could have been adding
they could have been adding
Negation
Simple form
I could not addyou could not add
he could not add
we could not add
you could not add
they could not add
V-ing form
I could not be addingyou could not be adding
he could not be adding
we could not be adding
you could not be adding
they could not be adding
Perfect
I could not have addedyou could not have added
he could not have added
we could not have added
you could not have added
they could not have added
V-ing perfect
I could not have been addingyou could not have been adding
he could not have been adding
we could not have been adding
you could not have been adding
they could not have been adding
Interrogative form
Simple form
could I add?could you add?
could he add?
could we add?
could you add?
could they add?
V-ing form
could I be adding?could you be adding?
could he be adding?
could we be adding?
could you be adding?
could they be adding?
Perfect
could I have added?could you have added?
could he have added?
could we have added?
could you have added?
could they have added?
V-ing perfect
could I have been adding?could you have been adding?
could he have been adding?
could we have been adding?
could you have been adding?
could they have been adding?
Interro-negative form
Simple form
could I not add?could you not add?
could he not add?
could we not add?
could you not add?
could they not add?
V-ing form
could I not be adding?could you not be adding?
could he not be adding?
could we not be adding?
could you not be adding?
could they not be adding?
Perfect
could I not have added?could you not have added?
could he not have added?
could we not have added?
could you not have added?
could they not have added?
V-ing perfect
could I not have been adding?could you not have been adding?
could he not have been adding?
could we not have been adding?
could you not have been adding?
could they not have been adding?