Conjugación del verbo inglés
CAN ROLL

Verbo regular: roll - rolled - rolled

Afirmación

Forma simple	Forma con V-ing
I can roll you can roll he can roll we can roll you can roll they can roll	I can be rolling you can be rolling he can be rolling we can be rolling you can be rolling they can be rolling
Perfecto	Perfecto con V-ing
I can have rolled you can have rolled he can have rolled we can have rolled you can have rolled they can have rolled	I can have been rolling you can have been rolling he can have been rolling we can have been rolling you can have been rolling they can have been rolling

Negación

Forma simple	Forma con V-ing
I cannot roll you cannot roll he cannot roll we cannot roll you cannot roll they cannot roll	I cannot be rolling you cannot be rolling he cannot be rolling we cannot be rolling you cannot be rolling they cannot be rolling
Perfecto	Perfecto con V-ing
I cannot have rolled you cannot have rolled he cannot have rolled we cannot have rolled you cannot have rolled they cannot have rolled	I cannot have been rolling you cannot have been rolling he cannot have been rolling we cannot have been rolling you cannot have been rolling they cannot have been rolling

Forma interrogativa

Forma simple	Forma con V-ing
can I roll? can you roll? can he roll? can we roll? can you roll? can they roll?	can I be rolling? can you be rolling? can he be rolling? can we be rolling? can you be rolling? can they be rolling?
Perfecto	Perfecto con V-ing
can I have rolled? can you have rolled? can he have rolled? can we have rolled? can you have rolled? can they have rolled?	can I have been rolling? can you have been rolling? can he have been rolling? can we have been rolling? can you have been rolling? can they have been rolling?

Forma interro-negativa

Forma simple	Forma con V-ing
can I not roll? can you not roll? can he not roll? can we not roll? can you not roll? can they not roll?	can I not be rolling? can you not be rolling? can he not be rolling? can we not be rolling? can you not be rolling? can they not be rolling?
Perfecto	Perfecto con V-ing
can I not have rolled? can you not have rolled? can he not have rolled? can we not have rolled? can you not have rolled? can they not have rolled?	can I not have been rolling? can you not have been rolling? can he not have been rolling? can we not have been rolling? can you not have been rolling? can they not have been rolling?