English verb conjugation COULD FISHTAIL

Regular verb: fishtail - fishtailed - fishtailed

Affirmation

Simple form

I could fishtail
you could fishtail
she could fishtail
we could fishtail
you could fishtail
they could fishtail

V-ing form

I could be fishtailing
you could be fishtailing
she could be fishtailing
we could be fishtailing
you could be fishtailing
they could be fishtailing

Perfect

I could have fishtailed
you could have fishtailed
she could have fishtailed
we could have fishtailed
you could have fishtailed
they could have fishtailed

V-ing perfect

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

Negation

Simple form

I couldn't fishtail
you couldn't fishtail
she couldn't fishtail
we couldn't fishtail
you couldn't fishtail
they couldn't fishtail

V-ing form

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

Perfect

I couldn't have fishtailed
you couldn't have fishtailed
she couldn't have fishtailed
we couldn't have fishtailed
you couldn't have fishtailed
they couldn't have fishtailed

V-ing perfect

I couldn't have been fishtailing
you couldn't have been fishtailing
she couldn't have been fishtailing
we couldn't have been fishtailing
you couldn't have been fishtailing
they couldn't have been fishtailing

Interrogative form

Simple form

could I fishtail?
could you fishtail?
could she fishtail?
could we fishtail?
could you fishtail?
could they fishtail?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

couldn't I fishtail?
couldn't you fishtail?
couldn't she fishtail?
couldn't we fishtail?
couldn't you fishtail?
couldn't they fishtail?

V-ing form

couldn't I be fishtailing?
couldn't you be fishtailing?
couldn't she be fishtailing?
couldn't we be fishtailing?
couldn't you be fishtailing?
couldn't they be fishtailing?

Perfect

couldn't I have fishtailed?
couldn't you have fishtailed?
couldn't she have fishtailed?
couldn't we have fishtailed?
couldn't you have fishtailed?
couldn't they have fishtailed?

V-ing perfect

couldn't I have been fishtailing?
couldn't you have been fishtailing?
couldn't she have been fishtailing?
couldn't we have been fishtailing?
couldn't you have been fishtailing?
couldn't they have been fishtailing?

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