English verb conjugation COULD BEFOUL

Regular verb: befoul - befouled - befouled

Affirmation

Simple form

I could befoul
you could befoul
he could befoul
we could befoul
you could befoul
they could befoul

V-ing form

I could be befouling
you could be befouling
he could be befouling
we could be befouling
you could be befouling
they could be befouling

Perfect

I could have befouled
you could have befouled
he could have befouled
we could have befouled
you could have befouled
they could have befouled

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I befoul?
could you befoul?
could he befoul?
could we befoul?
could you befoul?
could they befoul?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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