The Conjugator
English verb conjugation
COULD FLAP

Regular verb: flap - flapped - flapped

Affirmation

Simple form

V-ing form

I could flap
you could flap
she could flap
we could flap
you could flap
they could flap
I could be flapping
you could be flapping
she could be flapping
we could be flapping
you could be flapping
they could be flapping

Perfect

V-ing perfect

I could have flapped
you could have flapped
she could have flapped
we could have flapped
you could have flapped
they could have flapped
I could have been flapping
you could have been flapping
she could have been flapping
we could have been flapping
you could have been flapping
they could have been flapping

Negation

Simple form

V-ing form

I couldn't flap
you couldn't flap
she couldn't flap
we couldn't flap
you couldn't flap
they couldn't flap
I couldn't be flapping
you couldn't be flapping
she couldn't be flapping
we couldn't be flapping
you couldn't be flapping
they couldn't be flapping

Perfect

V-ing perfect

I couldn't have flapped
you couldn't have flapped
she couldn't have flapped
we couldn't have flapped
you couldn't have flapped
they couldn't have flapped
I couldn't have been flapping
you couldn't have been flapping
she couldn't have been flapping
we couldn't have been flapping
you couldn't have been flapping
they couldn't have been flapping

Interrogative form

Simple form

V-ing form

could I flap?
could you flap?
could she flap?
could we flap?
could you flap?
could they flap?
could I be flapping?
could you be flapping?
could she be flapping?
could we be flapping?
could you be flapping?
could they be flapping?

Perfect

V-ing perfect

could I have flapped?
could you have flapped?
could she have flapped?
could we have flapped?
could you have flapped?
could they have flapped?
could I have been flapping?
could you have been flapping?
could she have been flapping?
could we have been flapping?
could you have been flapping?
could they have been flapping?

Interro-negative form

Simple form

V-ing form

couldn't I flap?
couldn't you flap?
couldn't she flap?
couldn't we flap?
couldn't you flap?
couldn't they flap?
couldn't I be flapping?
couldn't you be flapping?
couldn't she be flapping?
couldn't we be flapping?
couldn't you be flapping?
couldn't they be flapping?

Perfect

V-ing perfect

couldn't I have flapped?
couldn't you have flapped?
couldn't she have flapped?
couldn't we have flapped?
couldn't you have flapped?
couldn't they have flapped?
couldn't I have been flapping?
couldn't you have been flapping?
couldn't she have been flapping?
couldn't we have been flapping?
couldn't you have been flapping?
couldn't they have been flapping?