Conjugación del verbo inglés
CAN SUB

Verbo regular: sub - subbed - subbed

Afirmación

Forma simple	Forma con V-ing
I can sub you can sub he can sub we can sub you can sub they can sub	I can be subbing you can be subbing he can be subbing we can be subbing you can be subbing they can be subbing
Perfecto	Perfecto con V-ing
I can have subbed you can have subbed he can have subbed we can have subbed you can have subbed they can have subbed	I can have been subbing you can have been subbing he can have been subbing we can have been subbing you can have been subbing they can have been subbing

Negación

Forma simple	Forma con V-ing
I cannot sub you cannot sub he cannot sub we cannot sub you cannot sub they cannot sub	I cannot be subbing you cannot be subbing he cannot be subbing we cannot be subbing you cannot be subbing they cannot be subbing
Perfecto	Perfecto con V-ing
I cannot have subbed you cannot have subbed he cannot have subbed we cannot have subbed you cannot have subbed they cannot have subbed	I cannot have been subbing you cannot have been subbing he cannot have been subbing we cannot have been subbing you cannot have been subbing they cannot have been subbing

Forma interrogativa

Forma simple	Forma con V-ing
can I sub? can you sub? can he sub? can we sub? can you sub? can they sub?	can I be subbing? can you be subbing? can he be subbing? can we be subbing? can you be subbing? can they be subbing?
Perfecto	Perfecto con V-ing
can I have subbed? can you have subbed? can he have subbed? can we have subbed? can you have subbed? can they have subbed?	can I have been subbing? can you have been subbing? can he have been subbing? can we have been subbing? can you have been subbing? can they have been subbing?

Forma interro-negativa

Forma simple	Forma con V-ing
can I not sub? can you not sub? can he not sub? can we not sub? can you not sub? can they not sub?	can I not be subbing? can you not be subbing? can he not be subbing? can we not be subbing? can you not be subbing? can they not be subbing?
Perfecto	Perfecto con V-ing
can I not have subbed? can you not have subbed? can he not have subbed? can we not have subbed? can you not have subbed? can they not have subbed?	can I not have been subbing? can you not have been subbing? can he not have been subbing? can we not have been subbing? can you not have been subbing? can they not have been subbing?