can purify
Verbo regular: purify - purified- purified

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can purify
you can purify
she can purify
we can purify
you can purify
they can purify 	I can be purifying
you can be purifying
she can be purifying
we can be purifying
you can be purifying
they can be purifying	I can have purified
you can have purified
she can have purified
we can have purified
you can have purified
they can have purified	I can have been purifying
you can have been purifying
she can have been purifying
we can have been purifying
you can have been purifying
they can have been purifying	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot purify
you cannot purify
she cannot purify
we cannot purify
you cannot purify
they cannot purify 	I cannot be purifying
you cannot be purifying
she cannot be purifying
we cannot be purifying
you cannot be purifying
they cannot be purifying	I cannot have purified
you cannot have purified
she cannot have purified
we cannot have purified
you cannot have purified
they cannot have purified	I cannot have been purifying
you cannot have been purifying
she cannot have been purifying
we cannot have been purifying
you cannot have been purifying
they cannot have been purifying	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I purify?
can you purify?
can she purify?
can we purify?
can you purify?
can they purify? 	can I be purifying?
can you be purifying?
can she be purifying?
can we be purifying?
can you be purifying?
can they be purifying? 	can I have purified?
can you have purified?
can she have purified?
can we have purified?
can you have purified?
can they have purified? 	can I have been purifying?
can you have been purifying?
can she have been purifying?
can we have been purifying?
can you have been purifying?
can they have been purifying? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not purify?
can you not purify?
can she not purify?
can we not purify?
can you not purify?
can they not purify? 	can I not be purifying?
can you not be purifying?
can she not be purifying?
can we not be purifying?
can you not be purifying?
can they not be purifying? 	can I not have purified?
can you not have purified?
can she not have purified?
can we not have purified?
can you not have purified?
can they not have purified? 	can I not have been purifying?
can you not have been purifying?
can she not have been purifying?
can we not have been purifying?
can you not have been purifying?
can they not have been purifying?