could bag
Verbo regular: bag - bagged- bagged

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could bag
you could bag
he could bag
we could bag
you could bag
they could bag 	I could be bagging
you could be bagging
he could be bagging
we could be bagging
you could be bagging
they could be bagging	I could have bagged
you could have bagged
he could have bagged
we could have bagged
you could have bagged
they could have bagged	I could have been bagging
you could have been bagging
he could have been bagging
we could have been bagging
you could have been bagging
they could have been bagging	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't bag
you couldn't bag
he couldn't bag
we couldn't bag
you couldn't bag
they couldn't bag 	I couldn't be bagging
you couldn't be bagging
he couldn't be bagging
we couldn't be bagging
you couldn't be bagging
they couldn't be bagging	I couldn't have bagged
you couldn't have bagged
he couldn't have bagged
we couldn't have bagged
you couldn't have bagged
they couldn't have bagged	I couldn't have been bagging
you couldn't have been bagging
he couldn't have been bagging
we couldn't have been bagging
you couldn't have been bagging
they couldn't have been bagging	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I bag?
could you bag?
could he bag?
could we bag?
could you bag?
could they bag? 	could I be bagging?
could you be bagging?
could he be bagging?
could we be bagging?
could you be bagging?
could they be bagging? 	could I have bagged?
could you have bagged?
could he have bagged?
could we have bagged?
could you have bagged?
could they have bagged? 	could I have been bagging?
could you have been bagging?
could he have been bagging?
could we have been bagging?
could you have been bagging?
could they have been bagging? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I bag?
couldn't you bag?
couldn't he bag?
couldn't we bag?
couldn't you bag?
couldn't they bag? 	couldn't I be bagging?
couldn't you be bagging?
couldn't he be bagging?
couldn't we be bagging?
couldn't you be bagging?
couldn't they be bagging? 	couldn't I have bagged?
couldn't you have bagged?
couldn't he have bagged?
couldn't we have bagged?
couldn't you have bagged?
couldn't they have bagged? 	couldn't I have been bagging?
couldn't you have been bagging?
couldn't he have been bagging?
couldn't we have been bagging?
couldn't you have been bagging?
couldn't they have been bagging?