Conjugación del verbo inglés
CAN SHACK

Verbo regular: shack - shacked - shacked

Afirmación

Forma simple	Forma con V-ing
I can shack you can shack he can shack we can shack you can shack they can shack	I can be shacking you can be shacking he can be shacking we can be shacking you can be shacking they can be shacking
Perfecto	Perfecto con V-ing
I can have shacked you can have shacked he can have shacked we can have shacked you can have shacked they can have shacked	I can have been shacking you can have been shacking he can have been shacking we can have been shacking you can have been shacking they can have been shacking

Negación

Forma simple	Forma con V-ing
I cannot shack you cannot shack he cannot shack we cannot shack you cannot shack they cannot shack	I cannot be shacking you cannot be shacking he cannot be shacking we cannot be shacking you cannot be shacking they cannot be shacking
Perfecto	Perfecto con V-ing
I cannot have shacked you cannot have shacked he cannot have shacked we cannot have shacked you cannot have shacked they cannot have shacked	I cannot have been shacking you cannot have been shacking he cannot have been shacking we cannot have been shacking you cannot have been shacking they cannot have been shacking

Forma interrogativa

Forma simple	Forma con V-ing
can I shack? can you shack? can he shack? can we shack? can you shack? can they shack?	can I be shacking? can you be shacking? can he be shacking? can we be shacking? can you be shacking? can they be shacking?
Perfecto	Perfecto con V-ing
can I have shacked? can you have shacked? can he have shacked? can we have shacked? can you have shacked? can they have shacked?	can I have been shacking? can you have been shacking? can he have been shacking? can we have been shacking? can you have been shacking? can they have been shacking?

Forma interro-negativa

Forma simple	Forma con V-ing
can I not shack? can you not shack? can he not shack? can we not shack? can you not shack? can they not shack?	can I not be shacking? can you not be shacking? can he not be shacking? can we not be shacking? can you not be shacking? can they not be shacking?
Perfecto	Perfecto con V-ing
can I not have shacked? can you not have shacked? can he not have shacked? can we not have shacked? can you not have shacked? can they not have shacked?	can I not have been shacking? can you not have been shacking? can he not have been shacking? can we not have been shacking? can you not have been shacking? can they not have been shacking?