could tenter
Verbo regular: tenter - tentered- tentered

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could tenter
you could tenter
she could tenter
we could tenter
you could tenter
they could tenter 	I could be tentering
you could be tentering
she could be tentering
we could be tentering
you could be tentering
they could be tentering	I could have tentered
you could have tentered
she could have tentered
we could have tentered
you could have tentered
they could have tentered	I could have been tentering
you could have been tentering
she could have been tentering
we could have been tentering
you could have been tentering
they could have been tentering	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not tenter
you could not tenter
she could not tenter
we could not tenter
you could not tenter
they could not tenter 	I could not be tentering
you could not be tentering
she could not be tentering
we could not be tentering
you could not be tentering
they could not be tentering	I could not have tentered
you could not have tentered
she could not have tentered
we could not have tentered
you could not have tentered
they could not have tentered	I could not have been tentering
you could not have been tentering
she could not have been tentering
we could not have been tentering
you could not have been tentering
they could not have been tentering	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I tenter?
could you tenter?
could she tenter?
could we tenter?
could you tenter?
could they tenter? 	could I be tentering?
could you be tentering?
could she be tentering?
could we be tentering?
could you be tentering?
could they be tentering? 	could I have tentered?
could you have tentered?
could she have tentered?
could we have tentered?
could you have tentered?
could they have tentered? 	could I have been tentering?
could you have been tentering?
could she have been tentering?
could we have been tentering?
could you have been tentering?
could they have been tentering? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not tenter?
could you not tenter?
could she not tenter?
could we not tenter?
could you not tenter?
could they not tenter? 	could I not be tentering?
could you not be tentering?
could she not be tentering?
could we not be tentering?
could you not be tentering?
could they not be tentering? 	could I not have tentered?
could you not have tentered?
could she not have tentered?
could we not have tentered?
could you not have tentered?
could they not have tentered? 	could I not have been tentering?
could you not have been tentering?
could she not have been tentering?
could we not have been tentering?
could you not have been tentering?
could they not have been tentering?