English verb conjugation COULD STAVE

Irregular verb: stave - staved, stove - staved, stove

Affirmation

Simple form

I could stave
you could stave
he could stave
we could stave
you could stave
they could stave

V-ing form

I could be staving
you could be staving
he could be staving
we could be staving
you could be staving
they could be staving

Perfect

I could have staved, stove
you could have staved, stove
he could have staved, stove
we could have staved, stove
you could have staved, stove
they could have staved, stove

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

I couldn't have staved, stove
you couldn't have staved, stove
he couldn't have staved, stove
we couldn't have staved, stove
you couldn't have staved, stove
they couldn't have staved, stove

V-ing perfect

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

Interrogative form

Simple form

could I stave?
could you stave?
could he stave?
could we stave?
could you stave?
could they stave?

V-ing form

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

Perfect

could I have staved, stove?
could you have staved, stove?
could he have staved, stove?
could we have staved, stove?
could you have staved, stove?
could they have staved, stove?

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

couldn't I have staved, stove?
couldn't you have staved, stove?
couldn't he have staved, stove?
couldn't we have staved, stove?
couldn't you have staved, stove?
couldn't they have staved, stove?

V-ing perfect

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

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