may key
Verbo regular: key - keyed- keyed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may key
you may key
he may key
we may key
you may key
they may key 	I may be keying
you may be keying
he may be keying
we may be keying
you may be keying
they may be keying	I may have keyed
you may have keyed
he may have keyed
we may have keyed
you may have keyed
they may have keyed	I may have been keying
you may have been keying
he may have been keying
we may have been keying
you may have been keying
they may have been keying	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may not key
you may not key
he may not key
we may not key
you may not key
they may not key 	I may not be keying
you may not be keying
he may not be keying
we may not be keying
you may not be keying
they may not be keying	I may not have keyed
you may not have keyed
he may not have keyed
we may not have keyed
you may not have keyed
they may not have keyed	I may not have been keying
you may not have been keying
he may not have been keying
we may not have been keying
you may not have been keying
they may not have been keying	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I key?
may you key?
may he key?
may we key?
may you key?
may they key? 	may I be keying?
may you be keying?
may he be keying?
may we be keying?
may you be keying?
may they be keying? 	may I have keyed?
may you have keyed?
may he have keyed?
may we have keyed?
may you have keyed?
may they have keyed? 	may I have been keying?
may you have been keying?
may he have been keying?
may we have been keying?
may you have been keying?
may they have been keying? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I not key?
may you not key?
may he not key?
may we not key?
may you not key?
may they not key? 	may I not be keying?
may you not be keying?
may he not be keying?
may we not be keying?
may you not be keying?
may they not be keying? 	may I not have keyed?
may you not have keyed?
may he not have keyed?
may we not have keyed?
may you not have keyed?
may they not have keyed? 	may I not have been keying?
may you not have been keying?
may he not have been keying?
may we not have been keying?
may you not have been keying?
may they not have been keying?