can cork
Verbo regular: cork - corked- corked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can cork
you can cork
he can cork
we can cork
you can cork
they can cork 	I can be corking
you can be corking
he can be corking
we can be corking
you can be corking
they can be corking	I can have corked
you can have corked
he can have corked
we can have corked
you can have corked
they can have corked	I can have been corking
you can have been corking
he can have been corking
we can have been corking
you can have been corking
they can have been corking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot cork
you cannot cork
he cannot cork
we cannot cork
you cannot cork
they cannot cork 	I cannot be corking
you cannot be corking
he cannot be corking
we cannot be corking
you cannot be corking
they cannot be corking	I cannot have corked
you cannot have corked
he cannot have corked
we cannot have corked
you cannot have corked
they cannot have corked	I cannot have been corking
you cannot have been corking
he cannot have been corking
we cannot have been corking
you cannot have been corking
they cannot have been corking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I cork?
can you cork?
can he cork?
can we cork?
can you cork?
can they cork? 	can I be corking?
can you be corking?
can he be corking?
can we be corking?
can you be corking?
can they be corking? 	can I have corked?
can you have corked?
can he have corked?
can we have corked?
can you have corked?
can they have corked? 	can I have been corking?
can you have been corking?
can he have been corking?
can we have been corking?
can you have been corking?
can they have been corking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not cork?
can you not cork?
can he not cork?
can we not cork?
can you not cork?
can they not cork? 	can I not be corking?
can you not be corking?
can he not be corking?
can we not be corking?
can you not be corking?
can they not be corking? 	can I not have corked?
can you not have corked?
can he not have corked?
can we not have corked?
can you not have corked?
can they not have corked? 	can I not have been corking?
can you not have been corking?
can he not have been corking?
can we not have been corking?
can you not have been corking?
can they not have been corking?