English verb conjugation COULD SUBSIST

Regular verb: subsist - subsisted - subsisted

Affirmation

Simple form

I could subsist
you could subsist
he could subsist
we could subsist
you could subsist
they could subsist

V-ing form

I could be subsisting
you could be subsisting
he could be subsisting
we could be subsisting
you could be subsisting
they could be subsisting

Perfect

I could have subsisted
you could have subsisted
he could have subsisted
we could have subsisted
you could have subsisted
they could have subsisted

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I subsist?
could you subsist?
could he subsist?
could we subsist?
could you subsist?
could they subsist?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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