could fatten
Verbo regular: fatten - fattened- fattened

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could fatten
you could fatten
he could fatten
we could fatten
you could fatten
they could fatten 	I could be fattening
you could be fattening
he could be fattening
we could be fattening
you could be fattening
they could be fattening	I could have fattened
you could have fattened
he could have fattened
we could have fattened
you could have fattened
they could have fattened	I could have been fattening
you could have been fattening
he could have been fattening
we could have been fattening
you could have been fattening
they could have been fattening	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't fatten
you couldn't fatten
he couldn't fatten
we couldn't fatten
you couldn't fatten
they couldn't fatten 	I couldn't be fattening
you couldn't be fattening
he couldn't be fattening
we couldn't be fattening
you couldn't be fattening
they couldn't be fattening	I couldn't have fattened
you couldn't have fattened
he couldn't have fattened
we couldn't have fattened
you couldn't have fattened
they couldn't have fattened	I couldn't have been fattening
you couldn't have been fattening
he couldn't have been fattening
we couldn't have been fattening
you couldn't have been fattening
they couldn't have been fattening	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I fatten?
could you fatten?
could he fatten?
could we fatten?
could you fatten?
could they fatten? 	could I be fattening?
could you be fattening?
could he be fattening?
could we be fattening?
could you be fattening?
could they be fattening? 	could I have fattened?
could you have fattened?
could he have fattened?
could we have fattened?
could you have fattened?
could they have fattened? 	could I have been fattening?
could you have been fattening?
could he have been fattening?
could we have been fattening?
could you have been fattening?
could they have been fattening? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I fatten?
couldn't you fatten?
couldn't he fatten?
couldn't we fatten?
couldn't you fatten?
couldn't they fatten? 	couldn't I be fattening?
couldn't you be fattening?
couldn't he be fattening?
couldn't we be fattening?
couldn't you be fattening?
couldn't they be fattening? 	couldn't I have fattened?
couldn't you have fattened?
couldn't he have fattened?
couldn't we have fattened?
couldn't you have fattened?
couldn't they have fattened? 	couldn't I have been fattening?
couldn't you have been fattening?
couldn't he have been fattening?
couldn't we have been fattening?
couldn't you have been fattening?
couldn't they have been fattening?