can fold
Verbo regular: fold - folded- folded

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can fold
you can fold
he can fold
we can fold
you can fold
they can fold 	I can be folding
you can be folding
he can be folding
we can be folding
you can be folding
they can be folding	I can have folded
you can have folded
he can have folded
we can have folded
you can have folded
they can have folded	I can have been folding
you can have been folding
he can have been folding
we can have been folding
you can have been folding
they can have been folding	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can't fold
you can't fold
he can't fold
we can't fold
you can't fold
they can't fold 	I can't be folding
you can't be folding
he can't be folding
we can't be folding
you can't be folding
they can't be folding	I can't have folded
you can't have folded
he can't have folded
we can't have folded
you can't have folded
they can't have folded	I can't have been folding
you can't have been folding
he can't have been folding
we can't have been folding
you can't have been folding
they can't have been folding	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I fold?
can you fold?
can he fold?
can we fold?
can you fold?
can they fold? 	can I be folding?
can you be folding?
can he be folding?
can we be folding?
can you be folding?
can they be folding? 	can I have folded?
can you have folded?
can he have folded?
can we have folded?
can you have folded?
can they have folded? 	can I have been folding?
can you have been folding?
can he have been folding?
can we have been folding?
can you have been folding?
can they have been folding? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can't I fold?
can't you fold?
can't he fold?
can't we fold?
can't you fold?
can't they fold? 	can't I be folding?
can't you be folding?
can't he be folding?
can't we be folding?
can't you be folding?
can't they be folding? 	can't I have folded?
can't you have folded?
can't he have folded?
can't we have folded?
can't you have folded?
can't they have folded? 	can't I have been folding?
can't you have been folding?
can't he have been folding?
can't we have been folding?
can't you have been folding?
can't they have been folding?