English verb conjugation COULD INSTANCE

Regular verb: instance - instanced - instanced

Affirmation

Simple form

I could instance
you could instance
he could instance
we could instance
you could instance
they could instance

V-ing form

I could be instancing
you could be instancing
he could be instancing
we could be instancing
you could be instancing
they could be instancing

Perfect

I could have instanced
you could have instanced
he could have instanced
we could have instanced
you could have instanced
they could have instanced

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I instance?
could you instance?
could he instance?
could we instance?
could you instance?
could they instance?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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