may grey
Regular verb: grey - greyed- greyed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may grey
you may grey
he may grey
we may grey
you may grey
they may grey 	I may be greying
you may be greying
he may be greying
we may be greying
you may be greying
they may be greying	I may have greyed
you may have greyed
he may have greyed
we may have greyed
you may have greyed
they may have greyed	I may have been greying
you may have been greying
he may have been greying
we may have been greying
you may have been greying
they may have been greying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not grey
you may not grey
he may not grey
we may not grey
you may not grey
they may not grey 	I may not be greying
you may not be greying
he may not be greying
we may not be greying
you may not be greying
they may not be greying	I may not have greyed
you may not have greyed
he may not have greyed
we may not have greyed
you may not have greyed
they may not have greyed	I may not have been greying
you may not have been greying
he may not have been greying
we may not have been greying
you may not have been greying
they may not have been greying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I grey?
may you grey?
may he grey?
may we grey?
may you grey?
may they grey? 	may I be greying?
may you be greying?
may he be greying?
may we be greying?
may you be greying?
may they be greying? 	may I have greyed?
may you have greyed?
may he have greyed?
may we have greyed?
may you have greyed?
may they have greyed? 	may I have been greying?
may you have been greying?
may he have been greying?
may we have been greying?
may you have been greying?
may they have been greying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not grey?
may you not grey?
may he not grey?
may we not grey?
may you not grey?
may they not grey? 	may I not be greying?
may you not be greying?
may he not be greying?
may we not be greying?
may you not be greying?
may they not be greying? 	may I not have greyed?
may you not have greyed?
may he not have greyed?
may we not have greyed?
may you not have greyed?
may they not have greyed? 	may I not have been greying?
may you not have been greying?
may he not have been greying?
may we not have been greying?
may you not have been greying?
may they not have been greying?