could seethe
Verbo regular: seethe - seethed- seethed

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