I could slice you could slice he could slice we could slice you could slice they could slice
Forma com V-ing
I could be slicing you could be slicing he could be slicing we could be slicing you could be slicing they could be slicing
Perfeito
I could have sliced you could have sliced he could have sliced we could have sliced you could have sliced they could have sliced
Perfeito com V-ing
I could have been slicing you could have been slicing he could have been slicing we could have been slicing you could have been slicing they could have been slicing
Negação
Forma simple
I couldn't slice you couldn't slice he couldn't slice we couldn't slice you couldn't slice they couldn't slice
Forma com V-ing
I couldn't be slicing you couldn't be slicing he couldn't be slicing we couldn't be slicing you couldn't be slicing they couldn't be slicing
Perfeito
I couldn't have sliced you couldn't have sliced he couldn't have sliced we couldn't have sliced you couldn't have sliced they couldn't have sliced
Perfeito com V-ing
I couldn't have been slicing you couldn't have been slicing he couldn't have been slicing we couldn't have been slicing you couldn't have been slicing they couldn't have been slicing
Forma interrogativa
Forma simple
could I slice? could you slice? could he slice? could we slice? could you slice? could they slice?
Forma com V-ing
could I be slicing? could you be slicing? could he be slicing? could we be slicing? could you be slicing? could they be slicing?
Perfeito
could I have sliced? could you have sliced? could he have sliced? could we have sliced? could you have sliced? could they have sliced?
Perfeito com V-ing
could I have been slicing? could you have been slicing? could he have been slicing? could we have been slicing? could you have been slicing? could they have been slicing?
Forma interro-Negação
Forma simple
couldn't I slice? couldn't you slice? couldn't he slice? couldn't we slice? couldn't you slice? couldn't they slice?
Forma com V-ing
couldn't I be slicing? couldn't you be slicing? couldn't he be slicing? couldn't we be slicing? couldn't you be slicing? couldn't they be slicing?
Perfeito
couldn't I have sliced? couldn't you have sliced? couldn't he have sliced? couldn't we have sliced? couldn't you have sliced? couldn't they have sliced?
Perfeito com V-ing
couldn't I have been slicing? couldn't you have been slicing? couldn't he have been slicing? couldn't we have been slicing? couldn't you have been slicing? couldn't they have been slicing?