English verb conjugation COULD SEISE

Regular verb: seise - seised - seised

Affirmation

Simple form

I could seise
you could seise
he could seise
we could seise
you could seise
they could seise

V-ing form

I could be seising
you could be seising
he could be seising
we could be seising
you could be seising
they could be seising

Perfect

I could have seised
you could have seised
he could have seised
we could have seised
you could have seised
they could have seised

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I seise?
could you seise?
could he seise?
could we seise?
could you seise?
could they seise?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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