English verb conjugation COULD CENTER

Regular verb: center - centered - centered

Affirmation

Simple form

I could center
you could center
she could center
we could center
you could center
they could center

V-ing form

I could be centering
you could be centering
she could be centering
we could be centering
you could be centering
they could be centering

Perfect

I could have centered
you could have centered
she could have centered
we could have centered
you could have centered
they could have centered

V-ing perfect

I could have been centering
you could have been centering
she 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 center
you couldn't center
she couldn't center
we couldn't center
you couldn't center
they couldn't center

V-ing form

I couldn't be centering
you couldn't be centering
she couldn't be centering
we couldn't be centering
you couldn't be centering
they couldn't be centering

Perfect

I couldn't have centered
you couldn't have centered
she 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 centering
you couldn't have been centering
she 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 she center?
could we center?
could you center?
could they center?

V-ing form

could I be centering?
could you be centering?
could she be centering?
could we be centering?
could you be centering?
could they be centering?

Perfect

could I have centered?
could you have centered?
could she 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 she 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 she 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 she 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 she 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 she have been centering?
couldn't we have been centering?
couldn't you have been centering?
couldn't they have been centering?

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