English verb conjugation
CAN GREY

Regular verb: grey - greyed - greyed

Affirmation

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

Negation

Simple form	V-ing form
I can't grey you can't grey he can't grey we can't grey you can't grey they can't grey	I can't be greying you can't be greying he can't be greying we can't be greying you can't be greying they can't be greying
Perfect	V-ing perfect
I can't have greyed you can't have greyed he can't have greyed we can't have greyed you can't have greyed they can't have greyed	I can't have been greying you can't have been greying he can't have been greying we can't have been greying you can't have been greying they can't have been greying

Interrogative form

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

Interro-negative form

Simple form	V-ing form
can't I grey? can't you grey? can't he grey? can't we grey? can't you grey? can't they grey?	can't I be greying? can't you be greying? can't he be greying? can't we be greying? can't you be greying? can't they be greying?
Perfect	V-ing perfect
can't I have greyed? can't you have greyed? can't he have greyed? can't we have greyed? can't you have greyed? can't they have greyed?	can't I have been greying? can't you have been greying? can't he have been greying? can't we have been greying? can't you have been greying? can't they have been greying?