I could seethe you could seethe he could seethe we could seethe you could seethe they could seethe
Forma com V-ing
I could be seething you could be seething he could be seething we could be seething you could be seething they could be seething
Perfeito
I could have seethed you could have seethed he could have seethed we could have seethed you could have seethed they could have seethed
Perfeito com V-ing
I could have been seething you could have been seething he could have been seething we could have been seething you could have been seething they could have been seething
Negação
Forma simple
I couldn't seethe you couldn't seethe he couldn't seethe we couldn't seethe you couldn't seethe they couldn't seethe
Forma com V-ing
I couldn't be seething you couldn't be seething he couldn't be seething we couldn't be seething you couldn't be seething they couldn't be seething
Perfeito
I couldn't have seethed you couldn't have seethed he couldn't have seethed we couldn't have seethed you couldn't have seethed they couldn't have seethed
Perfeito com V-ing
I couldn't have been seething you couldn't have been seething he couldn't have been seething we couldn't have been seething you couldn't have been seething they couldn't have been seething
Forma interrogativa
Forma simple
could I seethe? could you seethe? could he seethe? could we seethe? could you seethe? could they seethe?
Forma com V-ing
could I be seething? could you be seething? could he be seething? could we be seething? could you be seething? could they be seething?
Perfeito
could I have seethed? could you have seethed? could he have seethed? could we have seethed? could you have seethed? could they have seethed?
Perfeito com V-ing
could I have been seething? could you have been seething? could he have been seething? could we have been seething? could you have been seething? could they have been seething?
Forma interro-Negação
Forma simple
couldn't I seethe? couldn't you seethe? couldn't he seethe? couldn't we seethe? couldn't you seethe? couldn't they seethe?
Forma com V-ing
couldn't I be seething? couldn't you be seething? couldn't he be seething? couldn't we be seething? couldn't you be seething? couldn't they be seething?
Perfeito
couldn't I have seethed? couldn't you have seethed? couldn't he have seethed? couldn't we have seethed? couldn't you have seethed? couldn't they have seethed?
Perfeito com V-ing
couldn't I have been seething? couldn't you have been seething? couldn't he have been seething? couldn't we have been seething? couldn't you have been seething? couldn't they have been seething?