could perish
Verbo regular: perish - perished- perished

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could perish
you could perish
she could perish
we could perish
you could perish
they could perish 	I could be perishing
you could be perishing
she could be perishing
we could be perishing
you could be perishing
they could be perishing	I could have perished
you could have perished
she could have perished
we could have perished
you could have perished
they could have perished	I could have been perishing
you could have been perishing
she could have been perishing
we could have been perishing
you could have been perishing
they could have been perishing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not perish
you could not perish
she could not perish
we could not perish
you could not perish
they could not perish 	I could not be perishing
you could not be perishing
she could not be perishing
we could not be perishing
you could not be perishing
they could not be perishing	I could not have perished
you could not have perished
she could not have perished
we could not have perished
you could not have perished
they could not have perished	I could not have been perishing
you could not have been perishing
she could not have been perishing
we could not have been perishing
you could not have been perishing
they could not have been perishing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I perish?
could you perish?
could she perish?
could we perish?
could you perish?
could they perish? 	could I be perishing?
could you be perishing?
could she be perishing?
could we be perishing?
could you be perishing?
could they be perishing? 	could I have perished?
could you have perished?
could she have perished?
could we have perished?
could you have perished?
could they have perished? 	could I have been perishing?
could you have been perishing?
could she have been perishing?
could we have been perishing?
could you have been perishing?
could they have been perishing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not perish?
could you not perish?
could she not perish?
could we not perish?
could you not perish?
could they not perish? 	could I not be perishing?
could you not be perishing?
could she not be perishing?
could we not be perishing?
could you not be perishing?
could they not be perishing? 	could I not have perished?
could you not have perished?
could she not have perished?
could we not have perished?
could you not have perished?
could they not have perished? 	could I not have been perishing?
could you not have been perishing?
could she not have been perishing?
could we not have been perishing?
could you not have been perishing?
could they not have been perishing?