can graft
Verbo regular: graft - grafted- grafted

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can graft
you can graft
she can graft
we can graft
you can graft
they can graft 	I can be grafting
you can be grafting
she can be grafting
we can be grafting
you can be grafting
they can be grafting	I can have grafted
you can have grafted
she can have grafted
we can have grafted
you can have grafted
they can have grafted	I can have been grafting
you can have been grafting
she can have been grafting
we can have been grafting
you can have been grafting
they can have been grafting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can't graft
you can't graft
she can't graft
we can't graft
you can't graft
they can't graft 	I can't be grafting
you can't be grafting
she can't be grafting
we can't be grafting
you can't be grafting
they can't be grafting	I can't have grafted
you can't have grafted
she can't have grafted
we can't have grafted
you can't have grafted
they can't have grafted	I can't have been grafting
you can't have been grafting
she can't have been grafting
we can't have been grafting
you can't have been grafting
they can't have been grafting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I graft?
can you graft?
can she graft?
can we graft?
can you graft?
can they graft? 	can I be grafting?
can you be grafting?
can she be grafting?
can we be grafting?
can you be grafting?
can they be grafting? 	can I have grafted?
can you have grafted?
can she have grafted?
can we have grafted?
can you have grafted?
can they have grafted? 	can I have been grafting?
can you have been grafting?
can she have been grafting?
can we have been grafting?
can you have been grafting?
can they have been grafting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can't I graft?
can't you graft?
can't she graft?
can't we graft?
can't you graft?
can't they graft? 	can't I be grafting?
can't you be grafting?
can't she be grafting?
can't we be grafting?
can't you be grafting?
can't they be grafting? 	can't I have grafted?
can't you have grafted?
can't she have grafted?
can't we have grafted?
can't you have grafted?
can't they have grafted? 	can't I have been grafting?
can't you have been grafting?
can't she have been grafting?
can't we have been grafting?
can't you have been grafting?
can't they have been grafting?