English verb conjugation
CAN GRACE

Regular verb: grace - graced - graced

Affirmation

Simple form	V-ing form
I can grace you can grace he can grace we can grace you can grace they can grace	I can be gracing you can be gracing he can be gracing we can be gracing you can be gracing they can be gracing
Perfect	V-ing perfect
I can have graced you can have graced he can have graced we can have graced you can have graced they can have graced	I can have been gracing you can have been gracing he can have been gracing we can have been gracing you can have been gracing they can have been gracing

Negation

Simple form	V-ing form
I can't grace you can't grace he can't grace we can't grace you can't grace they can't grace	I can't be gracing you can't be gracing he can't be gracing we can't be gracing you can't be gracing they can't be gracing
Perfect	V-ing perfect
I can't have graced you can't have graced he can't have graced we can't have graced you can't have graced they can't have graced	I can't have been gracing you can't have been gracing he can't have been gracing we can't have been gracing you can't have been gracing they can't have been gracing

Interrogative form

Simple form	V-ing form
can I grace? can you grace? can he grace? can we grace? can you grace? can they grace?	can I be gracing? can you be gracing? can he be gracing? can we be gracing? can you be gracing? can they be gracing?
Perfect	V-ing perfect
can I have graced? can you have graced? can he have graced? can we have graced? can you have graced? can they have graced?	can I have been gracing? can you have been gracing? can he have been gracing? can we have been gracing? can you have been gracing? can they have been gracing?

Interro-negative form

Simple form	V-ing form
can't I grace? can't you grace? can't he grace? can't we grace? can't you grace? can't they grace?	can't I be gracing? can't you be gracing? can't he be gracing? can't we be gracing? can't you be gracing? can't they be gracing?
Perfect	V-ing perfect
can't I have graced? can't you have graced? can't he have graced? can't we have graced? can't you have graced? can't they have graced?	can't I have been gracing? can't you have been gracing? can't he have been gracing? can't we have been gracing? can't you have been gracing? can't they have been gracing?