I could plane you could plane he could plane we could plane you could plane they could plane
Forma com V-ing
I could be planing you could be planing he could be planing we could be planing you could be planing they could be planing
Perfeito
I could have planed you could have planed he could have planed we could have planed you could have planed they could have planed
Perfeito com V-ing
I could have been planing you could have been planing he could have been planing we could have been planing you could have been planing they could have been planing
Negação
Forma simple
I couldn't plane you couldn't plane he couldn't plane we couldn't plane you couldn't plane they couldn't plane
Forma com V-ing
I couldn't be planing you couldn't be planing he couldn't be planing we couldn't be planing you couldn't be planing they couldn't be planing
Perfeito
I couldn't have planed you couldn't have planed he couldn't have planed we couldn't have planed you couldn't have planed they couldn't have planed
Perfeito com V-ing
I couldn't have been planing you couldn't have been planing he couldn't have been planing we couldn't have been planing you couldn't have been planing they couldn't have been planing
Forma interrogativa
Forma simple
could I plane? could you plane? could he plane? could we plane? could you plane? could they plane?
Forma com V-ing
could I be planing? could you be planing? could he be planing? could we be planing? could you be planing? could they be planing?
Perfeito
could I have planed? could you have planed? could he have planed? could we have planed? could you have planed? could they have planed?
Perfeito com V-ing
could I have been planing? could you have been planing? could he have been planing? could we have been planing? could you have been planing? could they have been planing?
Forma interro-Negação
Forma simple
couldn't I plane? couldn't you plane? couldn't he plane? couldn't we plane? couldn't you plane? couldn't they plane?
Forma com V-ing
couldn't I be planing? couldn't you be planing? couldn't he be planing? couldn't we be planing? couldn't you be planing? couldn't they be planing?
Perfeito
couldn't I have planed? couldn't you have planed? couldn't he have planed? couldn't we have planed? couldn't you have planed? couldn't they have planed?
Perfeito com V-ing
couldn't I have been planing? couldn't you have been planing? couldn't he have been planing? couldn't we have been planing? couldn't you have been planing? couldn't they have been planing?