English verb conjugation COULD BUR

Regular verb: bur - bured - bured

Affirmation

Simple form

I could bur
you could bur
he could bur
we could bur
you could bur
they could bur

V-ing form

I could be buring
you could be buring
he could be buring
we could be buring
you could be buring
they could be buring

Perfect

I could have bured
you could have bured
he could have bured
we could have bured
you could have bured
they could have bured

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I bur?
could you bur?
could he bur?
could we bur?
could you bur?
could they bur?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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