English verb conjugation COULD INCURVE

Regular verb: incurve - incurved - incurved

Affirmation

Simple form

I could incurve
you could incurve
he could incurve
we could incurve
you could incurve
they could incurve

V-ing form

I could be incurving
you could be incurving
he could be incurving
we could be incurving
you could be incurving
they could be incurving

Perfect

I could have incurved
you could have incurved
he could have incurved
we could have incurved
you could have incurved
they could have incurved

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I incurve?
could you incurve?
could he incurve?
could we incurve?
could you incurve?
could they incurve?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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