can crust
Verbo regular: crust - crusted- crusted

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can crust
you can crust
he can crust
we can crust
you can crust
they can crust 	I can be crusting
you can be crusting
he can be crusting
we can be crusting
you can be crusting
they can be crusting	I can have crusted
you can have crusted
he can have crusted
we can have crusted
you can have crusted
they can have crusted	I can have been crusting
you can have been crusting
he can have been crusting
we can have been crusting
you can have been crusting
they can have been crusting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can't crust
you can't crust
he can't crust
we can't crust
you can't crust
they can't crust 	I can't be crusting
you can't be crusting
he can't be crusting
we can't be crusting
you can't be crusting
they can't be crusting	I can't have crusted
you can't have crusted
he can't have crusted
we can't have crusted
you can't have crusted
they can't have crusted	I can't have been crusting
you can't have been crusting
he can't have been crusting
we can't have been crusting
you can't have been crusting
they can't have been crusting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I crust?
can you crust?
can he crust?
can we crust?
can you crust?
can they crust? 	can I be crusting?
can you be crusting?
can he be crusting?
can we be crusting?
can you be crusting?
can they be crusting? 	can I have crusted?
can you have crusted?
can he have crusted?
can we have crusted?
can you have crusted?
can they have crusted? 	can I have been crusting?
can you have been crusting?
can he have been crusting?
can we have been crusting?
can you have been crusting?
can they have been crusting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can't I crust?
can't you crust?
can't he crust?
can't we crust?
can't you crust?
can't they crust? 	can't I be crusting?
can't you be crusting?
can't he be crusting?
can't we be crusting?
can't you be crusting?
can't they be crusting? 	can't I have crusted?
can't you have crusted?
can't he have crusted?
can't we have crusted?
can't you have crusted?
can't they have crusted? 	can't I have been crusting?
can't you have been crusting?
can't he have been crusting?
can't we have been crusting?
can't you have been crusting?
can't they have been crusting?