English verb conjugation COULD LEATHER

Regular verb: leather - leathered - leathered

Affirmation

Simple form

I could leather
you could leather
she could leather
we could leather
you could leather
they could leather

V-ing form

I could be leathering
you could be leathering
she could be leathering
we could be leathering
you could be leathering
they could be leathering

Perfect

I could have leathered
you could have leathered
she could have leathered
we could have leathered
you could have leathered
they could have leathered

V-ing perfect

I could have been leathering
you could have been leathering
she could have been leathering
we could have been leathering
you could have been leathering
they could have been leathering

Negation

Simple form

I could not leather
you could not leather
she could not leather
we could not leather
you could not leather
they could not leather

V-ing form

I could not be leathering
you could not be leathering
she could not be leathering
we could not be leathering
you could not be leathering
they could not be leathering

Perfect

I could not have leathered
you could not have leathered
she could not have leathered
we could not have leathered
you could not have leathered
they could not have leathered

V-ing perfect

I could not have been leathering
you could not have been leathering
she could not have been leathering
we could not have been leathering
you could not have been leathering
they could not have been leathering

Interrogative form

Simple form

could I leather?
could you leather?
could she leather?
could we leather?
could you leather?
could they leather?

V-ing form

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

Perfect

could I have leathered?
could you have leathered?
could she have leathered?
could we have leathered?
could you have leathered?
could they have leathered?

V-ing perfect

could I have been leathering?
could you have been leathering?
could she have been leathering?
could we have been leathering?
could you have been leathering?
could they have been leathering?

Interro-negative form

Simple form

could I not leather?
could you not leather?
could she not leather?
could we not leather?
could you not leather?
could they not leather?

V-ing form

could I not be leathering?
could you not be leathering?
could she not be leathering?
could we not be leathering?
could you not be leathering?
could they not be leathering?

Perfect

could I not have leathered?
could you not have leathered?
could she not have leathered?
could we not have leathered?
could you not have leathered?
could they not have leathered?

V-ing perfect

could I not have been leathering?
could you not have been leathering?
could she not have been leathering?
could we not have been leathering?
could you not have been leathering?
could they not have been leathering?

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