could splutter
Verbo regular: splutter - spluttered- spluttered

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could splutter
you could splutter
she could splutter
we could splutter
you could splutter
they could splutter 	I could be spluttering
you could be spluttering
she could be spluttering
we could be spluttering
you could be spluttering
they could be spluttering	I could have spluttered
you could have spluttered
she could have spluttered
we could have spluttered
you could have spluttered
they could have spluttered	I could have been spluttering
you could have been spluttering
she could have been spluttering
we could have been spluttering
you could have been spluttering
they could have been spluttering	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't splutter
you couldn't splutter
she couldn't splutter
we couldn't splutter
you couldn't splutter
they couldn't splutter 	I couldn't be spluttering
you couldn't be spluttering
she couldn't be spluttering
we couldn't be spluttering
you couldn't be spluttering
they couldn't be spluttering	I couldn't have spluttered
you couldn't have spluttered
she couldn't have spluttered
we couldn't have spluttered
you couldn't have spluttered
they couldn't have spluttered	I couldn't have been spluttering
you couldn't have been spluttering
she couldn't have been spluttering
we couldn't have been spluttering
you couldn't have been spluttering
they couldn't have been spluttering	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I splutter?
could you splutter?
could she splutter?
could we splutter?
could you splutter?
could they splutter? 	could I be spluttering?
could you be spluttering?
could she be spluttering?
could we be spluttering?
could you be spluttering?
could they be spluttering? 	could I have spluttered?
could you have spluttered?
could she have spluttered?
could we have spluttered?
could you have spluttered?
could they have spluttered? 	could I have been spluttering?
could you have been spluttering?
could she have been spluttering?
could we have been spluttering?
could you have been spluttering?
could they have been spluttering? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I splutter?
couldn't you splutter?
couldn't she splutter?
couldn't we splutter?
couldn't you splutter?
couldn't they splutter? 	couldn't I be spluttering?
couldn't you be spluttering?
couldn't she be spluttering?
couldn't we be spluttering?
couldn't you be spluttering?
couldn't they be spluttering? 	couldn't I have spluttered?
couldn't you have spluttered?
couldn't she have spluttered?
couldn't we have spluttered?
couldn't you have spluttered?
couldn't they have spluttered? 	couldn't I have been spluttering?
couldn't you have been spluttering?
couldn't she have been spluttering?
couldn't we have been spluttering?
couldn't you have been spluttering?
couldn't they have been spluttering?