can conserve
Verbo regular: conserve - conserved- conserved

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can conserve
you can conserve
he can conserve
we can conserve
you can conserve
they can conserve 	I can be conserving
you can be conserving
he can be conserving
we can be conserving
you can be conserving
they can be conserving	I can have conserved
you can have conserved
he can have conserved
we can have conserved
you can have conserved
they can have conserved	I can have been conserving
you can have been conserving
he can have been conserving
we can have been conserving
you can have been conserving
they can have been conserving	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can't conserve
you can't conserve
he can't conserve
we can't conserve
you can't conserve
they can't conserve 	I can't be conserving
you can't be conserving
he can't be conserving
we can't be conserving
you can't be conserving
they can't be conserving	I can't have conserved
you can't have conserved
he can't have conserved
we can't have conserved
you can't have conserved
they can't have conserved	I can't have been conserving
you can't have been conserving
he can't have been conserving
we can't have been conserving
you can't have been conserving
they can't have been conserving	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I conserve?
can you conserve?
can he conserve?
can we conserve?
can you conserve?
can they conserve? 	can I be conserving?
can you be conserving?
can he be conserving?
can we be conserving?
can you be conserving?
can they be conserving? 	can I have conserved?
can you have conserved?
can he have conserved?
can we have conserved?
can you have conserved?
can they have conserved? 	can I have been conserving?
can you have been conserving?
can he have been conserving?
can we have been conserving?
can you have been conserving?
can they have been conserving? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can't I conserve?
can't you conserve?
can't he conserve?
can't we conserve?
can't you conserve?
can't they conserve? 	can't I be conserving?
can't you be conserving?
can't he be conserving?
can't we be conserving?
can't you be conserving?
can't they be conserving? 	can't I have conserved?
can't you have conserved?
can't he have conserved?
can't we have conserved?
can't you have conserved?
can't they have conserved? 	can't I have been conserving?
can't you have been conserving?
can't he have been conserving?
can't we have been conserving?
can't you have been conserving?
can't they have been conserving?