can vulcanize
Verbo regular: vulcanize - vulcanized- vulcanized

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can vulcanize
you can vulcanize
he can vulcanize
we can vulcanize
you can vulcanize
they can vulcanize 	I can be vulcanizing
you can be vulcanizing
he can be vulcanizing
we can be vulcanizing
you can be vulcanizing
they can be vulcanizing	I can have vulcanized
you can have vulcanized
he can have vulcanized
we can have vulcanized
you can have vulcanized
they can have vulcanized	I can have been vulcanizing
you can have been vulcanizing
he can have been vulcanizing
we can have been vulcanizing
you can have been vulcanizing
they can have been vulcanizing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot vulcanize
you cannot vulcanize
he cannot vulcanize
we cannot vulcanize
you cannot vulcanize
they cannot vulcanize 	I cannot be vulcanizing
you cannot be vulcanizing
he cannot be vulcanizing
we cannot be vulcanizing
you cannot be vulcanizing
they cannot be vulcanizing	I cannot have vulcanized
you cannot have vulcanized
he cannot have vulcanized
we cannot have vulcanized
you cannot have vulcanized
they cannot have vulcanized	I cannot have been vulcanizing
you cannot have been vulcanizing
he cannot have been vulcanizing
we cannot have been vulcanizing
you cannot have been vulcanizing
they cannot have been vulcanizing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I vulcanize?
can you vulcanize?
can he vulcanize?
can we vulcanize?
can you vulcanize?
can they vulcanize? 	can I be vulcanizing?
can you be vulcanizing?
can he be vulcanizing?
can we be vulcanizing?
can you be vulcanizing?
can they be vulcanizing? 	can I have vulcanized?
can you have vulcanized?
can he have vulcanized?
can we have vulcanized?
can you have vulcanized?
can they have vulcanized? 	can I have been vulcanizing?
can you have been vulcanizing?
can he have been vulcanizing?
can we have been vulcanizing?
can you have been vulcanizing?
can they have been vulcanizing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not vulcanize?
can you not vulcanize?
can he not vulcanize?
can we not vulcanize?
can you not vulcanize?
can they not vulcanize? 	can I not be vulcanizing?
can you not be vulcanizing?
can he not be vulcanizing?
can we not be vulcanizing?
can you not be vulcanizing?
can they not be vulcanizing? 	can I not have vulcanized?
can you not have vulcanized?
can he not have vulcanized?
can we not have vulcanized?
can you not have vulcanized?
can they not have vulcanized? 	can I not have been vulcanizing?
can you not have been vulcanizing?
can he not have been vulcanizing?
can we not have been vulcanizing?
can you not have been vulcanizing?
can they not have been vulcanizing?