I could suffer you could suffer he could suffer we could suffer you could suffer they could suffer
Forma com V-ing
I could be suffering you could be suffering he could be suffering we could be suffering you could be suffering they could be suffering
Perfeito
I could have suffered you could have suffered he could have suffered we could have suffered you could have suffered they could have suffered
Perfeito com V-ing
I could have been suffering you could have been suffering he could have been suffering we could have been suffering you could have been suffering they could have been suffering
Negação
Forma simple
I couldn't suffer you couldn't suffer he couldn't suffer we couldn't suffer you couldn't suffer they couldn't suffer
Forma com V-ing
I couldn't be suffering you couldn't be suffering he couldn't be suffering we couldn't be suffering you couldn't be suffering they couldn't be suffering
Perfeito
I couldn't have suffered you couldn't have suffered he couldn't have suffered we couldn't have suffered you couldn't have suffered they couldn't have suffered
Perfeito com V-ing
I couldn't have been suffering you couldn't have been suffering he couldn't have been suffering we couldn't have been suffering you couldn't have been suffering they couldn't have been suffering
Forma interrogativa
Forma simple
could I suffer? could you suffer? could he suffer? could we suffer? could you suffer? could they suffer?
Forma com V-ing
could I be suffering? could you be suffering? could he be suffering? could we be suffering? could you be suffering? could they be suffering?
Perfeito
could I have suffered? could you have suffered? could he have suffered? could we have suffered? could you have suffered? could they have suffered?
Perfeito com V-ing
could I have been suffering? could you have been suffering? could he have been suffering? could we have been suffering? could you have been suffering? could they have been suffering?
Forma interro-Negação
Forma simple
couldn't I suffer? couldn't you suffer? couldn't he suffer? couldn't we suffer? couldn't you suffer? couldn't they suffer?
Forma com V-ing
couldn't I be suffering? couldn't you be suffering? couldn't he be suffering? couldn't we be suffering? couldn't you be suffering? couldn't they be suffering?
Perfeito
couldn't I have suffered? couldn't you have suffered? couldn't he have suffered? couldn't we have suffered? couldn't you have suffered? couldn't they have suffered?
Perfeito com V-ing
couldn't I have been suffering? couldn't you have been suffering? couldn't he have been suffering? couldn't we have been suffering? couldn't you have been suffering? couldn't they have been suffering?