I could spray-paint you could spray-paint she could spray-paint we could spray-paint you could spray-paint they could spray-paint
V-ing form
I could be spray-painting you could be spray-painting she could be spray-painting we could be spray-painting you could be spray-painting they could be spray-painting
Perfect
I could have spray-painted you could have spray-painted she could have spray-painted we could have spray-painted you could have spray-painted they could have spray-painted
V-ing perfect
I could have been spray-painting you could have been spray-painting she could have been spray-painting we could have been spray-painting you could have been spray-painting they could have been spray-painting
Negation
Simple form
I couldn't spray-paint you couldn't spray-paint she couldn't spray-paint we couldn't spray-paint you couldn't spray-paint they couldn't spray-paint
V-ing form
I couldn't be spray-painting you couldn't be spray-painting she couldn't be spray-painting we couldn't be spray-painting you couldn't be spray-painting they couldn't be spray-painting
Perfect
I couldn't have spray-painted you couldn't have spray-painted she couldn't have spray-painted we couldn't have spray-painted you couldn't have spray-painted they couldn't have spray-painted
V-ing perfect
I couldn't have been spray-painting you couldn't have been spray-painting she couldn't have been spray-painting we couldn't have been spray-painting you couldn't have been spray-painting they couldn't have been spray-painting
Interrogative form
Simple form
could I spray-paint? could you spray-paint? could she spray-paint? could we spray-paint? could you spray-paint? could they spray-paint?
V-ing form
could I be spray-painting? could you be spray-painting? could she be spray-painting? could we be spray-painting? could you be spray-painting? could they be spray-painting?
Perfect
could I have spray-painted? could you have spray-painted? could she have spray-painted? could we have spray-painted? could you have spray-painted? could they have spray-painted?
V-ing perfect
could I have been spray-painting? could you have been spray-painting? could she have been spray-painting? could we have been spray-painting? could you have been spray-painting? could they have been spray-painting?
Interro-negative form
Simple form
couldn't I spray-paint? couldn't you spray-paint? couldn't she spray-paint? couldn't we spray-paint? couldn't you spray-paint? couldn't they spray-paint?
V-ing form
couldn't I be spray-painting? couldn't you be spray-painting? couldn't she be spray-painting? couldn't we be spray-painting? couldn't you be spray-painting? couldn't they be spray-painting?
Perfect
couldn't I have spray-painted? couldn't you have spray-painted? couldn't she have spray-painted? couldn't we have spray-painted? couldn't you have spray-painted? couldn't they have spray-painted?
V-ing perfect
couldn't I have been spray-painting? couldn't you have been spray-painting? couldn't she have been spray-painting? couldn't we have been spray-painting? couldn't you have been spray-painting? couldn't they have been spray-painting?