English verb conjugation COULD UM

Regular verb: um - umed - umed

Affirmation

Simple form

I could um
you could um
he could um
we could um
you could um
they could um

V-ing form

I could be uming
you could be uming
he could be uming
we could be uming
you could be uming
they could be uming

Perfect

I could have umed
you could have umed
he could have umed
we could have umed
you could have umed
they could have umed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I um?
could you um?
could he um?
could we um?
could you um?
could they um?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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