English verb conjugation COULD SKIPPER

Regular verb: skipper - skippered - skippered

Affirmation

Simple form

I could skipper
you could skipper
he could skipper
we could skipper
you could skipper
they could skipper

V-ing form

I could be skippering
you could be skippering
he could be skippering
we could be skippering
you could be skippering
they could be skippering

Perfect

I could have skippered
you could have skippered
he could have skippered
we could have skippered
you could have skippered
they could have skippered

V-ing perfect

I could have been skippering
you could have been skippering
he could have been skippering
we could have been skippering
you could have been skippering
they could have been skippering

Negation

Simple form

I couldn't skipper
you couldn't skipper
he couldn't skipper
we couldn't skipper
you couldn't skipper
they couldn't skipper

V-ing form

I couldn't be skippering
you couldn't be skippering
he couldn't be skippering
we couldn't be skippering
you couldn't be skippering
they couldn't be skippering

Perfect

I couldn't have skippered
you couldn't have skippered
he couldn't have skippered
we couldn't have skippered
you couldn't have skippered
they couldn't have skippered

V-ing perfect

I couldn't have been skippering
you couldn't have been skippering
he couldn't have been skippering
we couldn't have been skippering
you couldn't have been skippering
they couldn't have been skippering

Interrogative form

Simple form

could I skipper?
could you skipper?
could he skipper?
could we skipper?
could you skipper?
could they skipper?

V-ing form

could I be skippering?
could you be skippering?
could he be skippering?
could we be skippering?
could you be skippering?
could they be skippering?

Perfect

could I have skippered?
could you have skippered?
could he have skippered?
could we have skippered?
could you have skippered?
could they have skippered?

V-ing perfect

could I have been skippering?
could you have been skippering?
could he have been skippering?
could we have been skippering?
could you have been skippering?
could they have been skippering?

Interro-negative form

Simple form

couldn't I skipper?
couldn't you skipper?
couldn't he skipper?
couldn't we skipper?
couldn't you skipper?
couldn't they skipper?

V-ing form

couldn't I be skippering?
couldn't you be skippering?
couldn't he be skippering?
couldn't we be skippering?
couldn't you be skippering?
couldn't they be skippering?

Perfect

couldn't I have skippered?
couldn't you have skippered?
couldn't he have skippered?
couldn't we have skippered?
couldn't you have skippered?
couldn't they have skippered?

V-ing perfect

couldn't I have been skippering?
couldn't you have been skippering?
couldn't he have been skippering?
couldn't we have been skippering?
couldn't you have been skippering?
couldn't they have been skippering?

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