female gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation COULD CENTER
Regular verb: center - centered - centered
Affirmation
Simple form
I could centeryou could center
he could center
we could center
you could center
they could center
V-ing form
I could be centeringyou could be centering
he could be centering
we could be centering
you could be centering
they could be centering
Perfect
I could have centeredyou could have centered
he could have centered
we could have centered
you could have centered
they could have centered
V-ing perfect
I could have been centeringyou could have been centering
he could have been centering
we could have been centering
you could have been centering
they could have been centering
Negation
Simple form
I couldn't centeryou couldn't center
he couldn't center
we couldn't center
you couldn't center
they couldn't center
V-ing form
I couldn't be centeringyou couldn't be centering
he couldn't be centering
we couldn't be centering
you couldn't be centering
they couldn't be centering
Perfect
I couldn't have centeredyou couldn't have centered
he couldn't have centered
we couldn't have centered
you couldn't have centered
they couldn't have centered
V-ing perfect
I couldn't have been centeringyou couldn't have been centering
he couldn't have been centering
we couldn't have been centering
you couldn't have been centering
they couldn't have been centering
Interrogative form
Simple form
could I center?could you center?
could he center?
could we center?
could you center?
could they center?
V-ing form
could I be centering?could you be centering?
could he be centering?
could we be centering?
could you be centering?
could they be centering?
Perfect
could I have centered?could you have centered?
could he have centered?
could we have centered?
could you have centered?
could they have centered?
V-ing perfect
could I have been centering?could you have been centering?
could he have been centering?
could we have been centering?
could you have been centering?
could they have been centering?
Interro-negative form
Simple form
couldn't I center?couldn't you center?
couldn't he center?
couldn't we center?
couldn't you center?
couldn't they center?
V-ing form
couldn't I be centering?couldn't you be centering?
couldn't he be centering?
couldn't we be centering?
couldn't you be centering?
couldn't they be centering?
Perfect
couldn't I have centered?couldn't you have centered?
couldn't he have centered?
couldn't we have centered?
couldn't you have centered?
couldn't they have centered?
V-ing perfect
couldn't I have been centering?couldn't you have been centering?
couldn't he have been centering?
couldn't we have been centering?
couldn't you have been centering?
couldn't they have been centering?