Cuidado, este verbo pode não existir, a conjugação é dada como exemplo.
Afirmação
Forma simple
I could roll up you could roll up he could roll up we could roll up you could roll up they could roll up
Forma com V-ing
I could be roll uping you could be roll uping he could be roll uping we could be roll uping you could be roll uping they could be roll uping
Perfeito
I could have roll uped you could have roll uped he could have roll uped we could have roll uped you could have roll uped they could have roll uped
Perfeito com V-ing
I could have been roll uping you could have been roll uping he could have been roll uping we could have been roll uping you could have been roll uping they could have been roll uping
Negação
Forma simple
I couldn't roll up you couldn't roll up he couldn't roll up we couldn't roll up you couldn't roll up they couldn't roll up
Forma com V-ing
I couldn't be roll uping you couldn't be roll uping he couldn't be roll uping we couldn't be roll uping you couldn't be roll uping they couldn't be roll uping
Perfeito
I couldn't have roll uped you couldn't have roll uped he couldn't have roll uped we couldn't have roll uped you couldn't have roll uped they couldn't have roll uped
Perfeito com V-ing
I couldn't have been roll uping you couldn't have been roll uping he couldn't have been roll uping we couldn't have been roll uping you couldn't have been roll uping they couldn't have been roll uping
Forma interrogativa
Forma simple
could I roll up? could you roll up? could he roll up? could we roll up? could you roll up? could they roll up?
Forma com V-ing
could I be roll uping? could you be roll uping? could he be roll uping? could we be roll uping? could you be roll uping? could they be roll uping?
Perfeito
could I have roll uped? could you have roll uped? could he have roll uped? could we have roll uped? could you have roll uped? could they have roll uped?
Perfeito com V-ing
could I have been roll uping? could you have been roll uping? could he have been roll uping? could we have been roll uping? could you have been roll uping? could they have been roll uping?
Forma interro-Negação
Forma simple
couldn't I roll up? couldn't you roll up? couldn't he roll up? couldn't we roll up? couldn't you roll up? couldn't they roll up?
Forma com V-ing
couldn't I be roll uping? couldn't you be roll uping? couldn't he be roll uping? couldn't we be roll uping? couldn't you be roll uping? couldn't they be roll uping?
Perfeito
couldn't I have roll uped? couldn't you have roll uped? couldn't he have roll uped? couldn't we have roll uped? couldn't you have roll uped? couldn't they have roll uped?
Perfeito com V-ing
couldn't I have been roll uping? couldn't you have been roll uping? couldn't he have been roll uping? couldn't we have been roll uping? couldn't you have been roll uping? couldn't they have been roll uping?