could treasure
Verbo regular: treasure - treasured- treasured

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could treasure
you could treasure
he could treasure
we could treasure
you could treasure
they could treasure 	I could be treasuring
you could be treasuring
he could be treasuring
we could be treasuring
you could be treasuring
they could be treasuring	I could have treasured
you could have treasured
he could have treasured
we could have treasured
you could have treasured
they could have treasured	I could have been treasuring
you could have been treasuring
he could have been treasuring
we could have been treasuring
you could have been treasuring
they could have been treasuring	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't treasure
you couldn't treasure
he couldn't treasure
we couldn't treasure
you couldn't treasure
they couldn't treasure 	I couldn't be treasuring
you couldn't be treasuring
he couldn't be treasuring
we couldn't be treasuring
you couldn't be treasuring
they couldn't be treasuring	I couldn't have treasured
you couldn't have treasured
he couldn't have treasured
we couldn't have treasured
you couldn't have treasured
they couldn't have treasured	I couldn't have been treasuring
you couldn't have been treasuring
he couldn't have been treasuring
we couldn't have been treasuring
you couldn't have been treasuring
they couldn't have been treasuring	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I treasure?
could you treasure?
could he treasure?
could we treasure?
could you treasure?
could they treasure? 	could I be treasuring?
could you be treasuring?
could he be treasuring?
could we be treasuring?
could you be treasuring?
could they be treasuring? 	could I have treasured?
could you have treasured?
could he have treasured?
could we have treasured?
could you have treasured?
could they have treasured? 	could I have been treasuring?
could you have been treasuring?
could he have been treasuring?
could we have been treasuring?
could you have been treasuring?
could they have been treasuring? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I treasure?
couldn't you treasure?
couldn't he treasure?
couldn't we treasure?
couldn't you treasure?
couldn't they treasure? 	couldn't I be treasuring?
couldn't you be treasuring?
couldn't he be treasuring?
couldn't we be treasuring?
couldn't you be treasuring?
couldn't they be treasuring? 	couldn't I have treasured?
couldn't you have treasured?
couldn't he have treasured?
couldn't we have treasured?
couldn't you have treasured?
couldn't they have treasured? 	couldn't I have been treasuring?
couldn't you have been treasuring?
couldn't he have been treasuring?
couldn't we have been treasuring?
couldn't you have been treasuring?
couldn't they have been treasuring?