could float
Verbo regular: float - floated- floated

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could float
you could float
she could float
we could float
you could float
they could float 	I could be floating
you could be floating
she could be floating
we could be floating
you could be floating
they could be floating	I could have floated
you could have floated
she could have floated
we could have floated
you could have floated
they could have floated	I could have been floating
you could have been floating
she could have been floating
we could have been floating
you could have been floating
they could have been floating	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't float
you couldn't float
she couldn't float
we couldn't float
you couldn't float
they couldn't float 	I couldn't be floating
you couldn't be floating
she couldn't be floating
we couldn't be floating
you couldn't be floating
they couldn't be floating	I couldn't have floated
you couldn't have floated
she couldn't have floated
we couldn't have floated
you couldn't have floated
they couldn't have floated	I couldn't have been floating
you couldn't have been floating
she couldn't have been floating
we couldn't have been floating
you couldn't have been floating
they couldn't have been floating	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I float?
could you float?
could she float?
could we float?
could you float?
could they float? 	could I be floating?
could you be floating?
could she be floating?
could we be floating?
could you be floating?
could they be floating? 	could I have floated?
could you have floated?
could she have floated?
could we have floated?
could you have floated?
could they have floated? 	could I have been floating?
could you have been floating?
could she have been floating?
could we have been floating?
could you have been floating?
could they have been floating? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I float?
couldn't you float?
couldn't she float?
couldn't we float?
couldn't you float?
couldn't they float? 	couldn't I be floating?
couldn't you be floating?
couldn't she be floating?
couldn't we be floating?
couldn't you be floating?
couldn't they be floating? 	couldn't I have floated?
couldn't you have floated?
couldn't she have floated?
couldn't we have floated?
couldn't you have floated?
couldn't they have floated? 	couldn't I have been floating?
couldn't you have been floating?
couldn't she have been floating?
couldn't we have been floating?
couldn't you have been floating?
couldn't they have been floating?