English verb conjugation COULD SUBMERSE

Regular verb: submerse - submersed - submersed

Affirmation

Simple form

I could submerse
you could submerse
he could submerse
we could submerse
you could submerse
they could submerse

V-ing form

I could be submersing
you could be submersing
he could be submersing
we could be submersing
you could be submersing
they could be submersing

Perfect

I could have submersed
you could have submersed
he could have submersed
we could have submersed
you could have submersed
they could have submersed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I submerse?
could you submerse?
could he submerse?
could we submerse?
could you submerse?
could they submerse?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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