English verb conjugation
CAN ENGRAFT

Regular verb: engraft - engrafted - engrafted

Affirmation

Simple form	V-ing form
I can engraft you can engraft he can engraft we can engraft you can engraft they can engraft	I can be engrafting you can be engrafting he can be engrafting we can be engrafting you can be engrafting they can be engrafting
Perfect	V-ing perfect
I can have engrafted you can have engrafted he can have engrafted we can have engrafted you can have engrafted they can have engrafted	I can have been engrafting you can have been engrafting he can have been engrafting we can have been engrafting you can have been engrafting they can have been engrafting

Negation

Simple form	V-ing form
I cannot engraft you cannot engraft he cannot engraft we cannot engraft you cannot engraft they cannot engraft	I cannot be engrafting you cannot be engrafting he cannot be engrafting we cannot be engrafting you cannot be engrafting they cannot be engrafting
Perfect	V-ing perfect
I cannot have engrafted you cannot have engrafted he cannot have engrafted we cannot have engrafted you cannot have engrafted they cannot have engrafted	I cannot have been engrafting you cannot have been engrafting he cannot have been engrafting we cannot have been engrafting you cannot have been engrafting they cannot have been engrafting

Interrogative form

Simple form	V-ing form
can I engraft? can you engraft? can he engraft? can we engraft? can you engraft? can they engraft?	can I be engrafting? can you be engrafting? can he be engrafting? can we be engrafting? can you be engrafting? can they be engrafting?
Perfect	V-ing perfect
can I have engrafted? can you have engrafted? can he have engrafted? can we have engrafted? can you have engrafted? can they have engrafted?	can I have been engrafting? can you have been engrafting? can he have been engrafting? can we have been engrafting? can you have been engrafting? can they have been engrafting?

Interro-negative form

Simple form	V-ing form
can I not engraft? can you not engraft? can he not engraft? can we not engraft? can you not engraft? can they not engraft?	can I not be engrafting? can you not be engrafting? can he not be engrafting? can we not be engrafting? can you not be engrafting? can they not be engrafting?
Perfect	V-ing perfect
can I not have engrafted? can you not have engrafted? can he not have engrafted? can we not have engrafted? can you not have engrafted? can they not have engrafted?	can I not have been engrafting? can you not have been engrafting? can he not have been engrafting? can we not have been engrafting? can you not have been engrafting? can they not have been engrafting?