can roast
Verbo regular: roast - roasted- roasted

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can roast
you can roast
he can roast
we can roast
you can roast
they can roast 	I can be roasting
you can be roasting
he can be roasting
we can be roasting
you can be roasting
they can be roasting	I can have roasted
you can have roasted
he can have roasted
we can have roasted
you can have roasted
they can have roasted	I can have been roasting
you can have been roasting
he can have been roasting
we can have been roasting
you can have been roasting
they can have been roasting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can't roast
you can't roast
he can't roast
we can't roast
you can't roast
they can't roast 	I can't be roasting
you can't be roasting
he can't be roasting
we can't be roasting
you can't be roasting
they can't be roasting	I can't have roasted
you can't have roasted
he can't have roasted
we can't have roasted
you can't have roasted
they can't have roasted	I can't have been roasting
you can't have been roasting
he can't have been roasting
we can't have been roasting
you can't have been roasting
they can't have been roasting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I roast?
can you roast?
can he roast?
can we roast?
can you roast?
can they roast? 	can I be roasting?
can you be roasting?
can he be roasting?
can we be roasting?
can you be roasting?
can they be roasting? 	can I have roasted?
can you have roasted?
can he have roasted?
can we have roasted?
can you have roasted?
can they have roasted? 	can I have been roasting?
can you have been roasting?
can he have been roasting?
can we have been roasting?
can you have been roasting?
can they have been roasting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can't I roast?
can't you roast?
can't he roast?
can't we roast?
can't you roast?
can't they roast? 	can't I be roasting?
can't you be roasting?
can't he be roasting?
can't we be roasting?
can't you be roasting?
can't they be roasting? 	can't I have roasted?
can't you have roasted?
can't he have roasted?
can't we have roasted?
can't you have roasted?
can't they have roasted? 	can't I have been roasting?
can't you have been roasting?
can't he have been roasting?
can't we have been roasting?
can't you have been roasting?
can't they have been roasting?