may vitrify
Verbo regular: vitrify - vitrified- vitrified

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may vitrify
you may vitrify
he may vitrify
we may vitrify
you may vitrify
they may vitrify 	I may be vitrifying
you may be vitrifying
he may be vitrifying
we may be vitrifying
you may be vitrifying
they may be vitrifying	I may have vitrified
you may have vitrified
he may have vitrified
we may have vitrified
you may have vitrified
they may have vitrified	I may have been vitrifying
you may have been vitrifying
he may have been vitrifying
we may have been vitrifying
you may have been vitrifying
they may have been vitrifying	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mayn't vitrify
you mayn't vitrify
he mayn't vitrify
we mayn't vitrify
you mayn't vitrify
they mayn't vitrify 	I mayn't be vitrifying
you mayn't be vitrifying
he mayn't be vitrifying
we mayn't be vitrifying
you mayn't be vitrifying
they mayn't be vitrifying	I mayn't have vitrified
you mayn't have vitrified
he mayn't have vitrified
we mayn't have vitrified
you mayn't have vitrified
they mayn't have vitrified	I mayn't have been vitrifying
you mayn't have been vitrifying
he mayn't have been vitrifying
we mayn't have been vitrifying
you mayn't have been vitrifying
they mayn't have been vitrifying	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I vitrify?
may you vitrify?
may he vitrify?
may we vitrify?
may you vitrify?
may they vitrify? 	may I be vitrifying?
may you be vitrifying?
may he be vitrifying?
may we be vitrifying?
may you be vitrifying?
may they be vitrifying? 	may I have vitrified?
may you have vitrified?
may he have vitrified?
may we have vitrified?
may you have vitrified?
may they have vitrified? 	may I have been vitrifying?
may you have been vitrifying?
may he have been vitrifying?
may we have been vitrifying?
may you have been vitrifying?
may they have been vitrifying? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mayn't I vitrify?
mayn't you vitrify?
mayn't he vitrify?
mayn't we vitrify?
mayn't you vitrify?
mayn't they vitrify? 	mayn't I be vitrifying?
mayn't you be vitrifying?
mayn't he be vitrifying?
mayn't we be vitrifying?
mayn't you be vitrifying?
mayn't they be vitrifying? 	mayn't I have vitrified?
mayn't you have vitrified?
mayn't he have vitrified?
mayn't we have vitrified?
mayn't you have vitrified?
mayn't they have vitrified? 	mayn't I have been vitrifying?
mayn't you have been vitrifying?
mayn't he have been vitrifying?
mayn't we have been vitrifying?
mayn't you have been vitrifying?
mayn't they have been vitrifying?