English verb conjugation COULD INSTATE

Regular verb: instate - instated - instated

Affirmation

Simple form

I could instate
you could instate
he could instate
we could instate
you could instate
they could instate

V-ing form

I could be instating
you could be instating
he could be instating
we could be instating
you could be instating
they could be instating

Perfect

I could have instated
you could have instated
he could have instated
we could have instated
you could have instated
they could have instated

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I instate?
could you instate?
could he instate?
could we instate?
could you instate?
could they instate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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