English verb conjugation
COULD SHOVEL

Regular verb: shovel - shovelled - shovelled

Affirmation

Simple form	V-ing form
I could shovel you could shovel he could shovel we could shovel you could shovel they could shovel	I could be shovelling you could be shovelling he 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 he 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 he 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 couldn't shovel you couldn't shovel he couldn't shovel we couldn't shovel you couldn't shovel they couldn't shovel	I couldn't be shovelling you couldn't be shovelling he couldn't be shovelling we couldn't be shovelling you couldn't be shovelling they couldn't be shovelling
Perfect	V-ing perfect
I couldn't have shovelled you couldn't have shovelled he couldn't have shovelled we couldn't have shovelled you couldn't have shovelled they couldn't have shovelled	I couldn't have been shovelling you couldn't have been shovelling he couldn't have been shovelling we couldn't have been shovelling you couldn't have been shovelling they couldn't have been shovelling

Interrogative form

Simple form	V-ing form
could I shovel? could you shovel? could he shovel? could we shovel? could you shovel? could they shovel?	could I be shovelling? could you be shovelling? could he 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 he 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 he 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
couldn't I shovel? couldn't you shovel? couldn't he shovel? couldn't we shovel? couldn't you shovel? couldn't they shovel?	couldn't I be shovelling? couldn't you be shovelling? couldn't he be shovelling? couldn't we be shovelling? couldn't you be shovelling? couldn't they be shovelling?
Perfect	V-ing perfect
couldn't I have shovelled? couldn't you have shovelled? couldn't he have shovelled? couldn't we have shovelled? couldn't you have shovelled? couldn't they have shovelled?	couldn't I have been shovelling? couldn't you have been shovelling? couldn't he have been shovelling? couldn't we have been shovelling? couldn't you have been shovelling? couldn't they have been shovelling?