could backorder
Verbo regular: backorder - backordered- backordered

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could backorder
you could backorder
he could backorder
we could backorder
you could backorder
they could backorder 	I could be backordering
you could be backordering
he could be backordering
we could be backordering
you could be backordering
they could be backordering	I could have backordered
you could have backordered
he could have backordered
we could have backordered
you could have backordered
they could have backordered	I could have been backordering
you could have been backordering
he could have been backordering
we could have been backordering
you could have been backordering
they could have been backordering	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't backorder
you couldn't backorder
he couldn't backorder
we couldn't backorder
you couldn't backorder
they couldn't backorder 	I couldn't be backordering
you couldn't be backordering
he couldn't be backordering
we couldn't be backordering
you couldn't be backordering
they couldn't be backordering	I couldn't have backordered
you couldn't have backordered
he couldn't have backordered
we couldn't have backordered
you couldn't have backordered
they couldn't have backordered	I couldn't have been backordering
you couldn't have been backordering
he couldn't have been backordering
we couldn't have been backordering
you couldn't have been backordering
they couldn't have been backordering	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I backorder?
could you backorder?
could he backorder?
could we backorder?
could you backorder?
could they backorder? 	could I be backordering?
could you be backordering?
could he be backordering?
could we be backordering?
could you be backordering?
could they be backordering? 	could I have backordered?
could you have backordered?
could he have backordered?
could we have backordered?
could you have backordered?
could they have backordered? 	could I have been backordering?
could you have been backordering?
could he have been backordering?
could we have been backordering?
could you have been backordering?
could they have been backordering? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I backorder?
couldn't you backorder?
couldn't he backorder?
couldn't we backorder?
couldn't you backorder?
couldn't they backorder? 	couldn't I be backordering?
couldn't you be backordering?
couldn't he be backordering?
couldn't we be backordering?
couldn't you be backordering?
couldn't they be backordering? 	couldn't I have backordered?
couldn't you have backordered?
couldn't he have backordered?
couldn't we have backordered?
couldn't you have backordered?
couldn't they have backordered? 	couldn't I have been backordering?
couldn't you have been backordering?
couldn't he have been backordering?
couldn't we have been backordering?
couldn't you have been backordering?
couldn't they have been backordering?