English verb conjugation
COULD STAVE

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

Affirmation

Simple form	V-ing form
I could stave you could stave she could stave we could stave you could stave they could stave	I could be staving you could be staving she could be staving we could be staving you could be staving they could be staving
Perfect	V-ing perfect
I could have staved, stove you could have staved, stove she could have staved, stove we could have staved, stove you could have staved, stove they could have staved, stove	I could have been staving you could have been staving she could have been staving we could have been staving you could have been staving they could have been staving

Negation

Simple form	V-ing form
I couldn't stave you couldn't stave she couldn't stave we couldn't stave you couldn't stave they couldn't stave	I couldn't be staving you couldn't be staving she couldn't be staving we couldn't be staving you couldn't be staving they couldn't be staving
Perfect	V-ing perfect
I couldn't have staved, stove you couldn't have staved, stove she couldn't have staved, stove we couldn't have staved, stove you couldn't have staved, stove they couldn't have staved, stove	I couldn't have been staving you couldn't have been staving she 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	V-ing form
could I stave? could you stave? could she stave? could we stave? could you stave? could they stave?	could I be staving? could you be staving? could she be staving? could we be staving? could you be staving? could they be staving?
Perfect	V-ing perfect
could I have staved, stove? could you have staved, stove? could she have staved, stove? could we have staved, stove? could you have staved, stove? could they have staved, stove?	could I have been staving? could you have been staving? could she have been staving? could we have been staving? could you have been staving? could they have been staving?

Interro-negative form

Simple form	V-ing form
couldn't I stave? couldn't you stave? couldn't she stave? couldn't we stave? couldn't you stave? couldn't they stave?	couldn't I be staving? couldn't you be staving? couldn't she be staving? couldn't we be staving? couldn't you be staving? couldn't they be staving?
Perfect	V-ing perfect
couldn't I have staved, stove? couldn't you have staved, stove? couldn't she have staved, stove? couldn't we have staved, stove? couldn't you have staved, stove? couldn't they have staved, stove?	couldn't I have been staving? couldn't you have been staving? couldn't she have been staving? couldn't we have been staving? couldn't you have been staving? couldn't they have been staving?