English verb conjugation
COULD SHOVEL

Regular verb: shovel - shovelled - shovelled

Affirmation

Simple form	V-ing form
I could shovel you could shovel she could shovel we could shovel you could shovel they could shovel	I could be shovelling you could be shovelling she could be shovelling we could be shovelling you could be shovelling they could be shovelling
Perfect	V-ing perfect
I could have shovelled you could have shovelled she could have shovelled we could have shovelled you could have shovelled they could have shovelled	I could have been shovelling you could have been shovelling she could have been shovelling we could have been shovelling you could have been shovelling they could have been shovelling

Negation

Simple form	V-ing form
I could not shovel you could not shovel she could not shovel we could not shovel you could not shovel they could not shovel	I could not be shovelling you could not be shovelling she could not be shovelling we could not be shovelling you could not be shovelling they could not be shovelling
Perfect	V-ing perfect
I could not have shovelled you could not have shovelled she could not have shovelled we could not have shovelled you could not have shovelled they could not have shovelled	I could not have been shovelling you could not have been shovelling she could not have been shovelling we could not have been shovelling you could not have been shovelling they could not have been shovelling

Interrogative form

Simple form	V-ing form
could I shovel? could you shovel? could she shovel? could we shovel? could you shovel? could they shovel?	could I be shovelling? could you be shovelling? could she be shovelling? could we be shovelling? could you be shovelling? could they be shovelling?
Perfect	V-ing perfect
could I have shovelled? could you have shovelled? could she have shovelled? could we have shovelled? could you have shovelled? could they have shovelled?	could I have been shovelling? could you have been shovelling? could she have been shovelling? could we have been shovelling? could you have been shovelling? could they have been shovelling?

Interro-negative form

Simple form	V-ing form
could I not shovel? could you not shovel? could she not shovel? could we not shovel? could you not shovel? could they not shovel?	could I not be shovelling? could you not be shovelling? could she not be shovelling? could we not be shovelling? could you not be shovelling? could they not be shovelling?
Perfect	V-ing perfect
could I not have shovelled? could you not have shovelled? could she not have shovelled? could we not have shovelled? could you not have shovelled? could they not have shovelled?	could I not have been shovelling? could you not have been shovelling? could she not have been shovelling? could we not have been shovelling? could you not have been shovelling? could they not have been shovelling?