English verb conjugation COULD SUPERVENE

Regular verb: supervene - supervened - supervened

Affirmation

Simple form

I could supervene
you could supervene
he could supervene
we could supervene
you could supervene
they could supervene

V-ing form

I could be supervening
you could be supervening
he could be supervening
we could be supervening
you could be supervening
they could be supervening

Perfect

I could have supervened
you could have supervened
he could have supervened
we could have supervened
you could have supervened
they could have supervened

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I supervene?
could you supervene?
could he supervene?
could we supervene?
could you supervene?
could they supervene?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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