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
he could tenter
we could tenter
you could tenter
they could tenter 	I could be tentering
you could be tentering
he could be tentering
we could be tentering
you could be tentering
they could be tentering	I could have tentered
you could have tentered
he 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
he 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 couldn't tenter
you couldn't tenter
he couldn't tenter
we couldn't tenter
you couldn't tenter
they couldn't tenter 	I couldn't be tentering
you couldn't be tentering
he couldn't be tentering
we couldn't be tentering
you couldn't be tentering
they couldn't be tentering	I couldn't have tentered
you couldn't have tentered
he couldn't have tentered
we couldn't have tentered
you couldn't have tentered
they couldn't have tentered	I couldn't have been tentering
you couldn't have been tentering
he couldn't have been tentering
we couldn't have been tentering
you couldn't have been tentering
they couldn't have been tentering	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I tenter?
could you tenter?
could he tenter?
could we tenter?
could you tenter?
could they tenter? 	could I be tentering?
could you be tentering?
could he be tentering?
could we be tentering?
could you be tentering?
could they be tentering? 	could I have tentered?
could you have tentered?
could he 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 he 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 	
couldn't I tenter?
couldn't you tenter?
couldn't he tenter?
couldn't we tenter?
couldn't you tenter?
couldn't they tenter? 	couldn't I be tentering?
couldn't you be tentering?
couldn't he be tentering?
couldn't we be tentering?
couldn't you be tentering?
couldn't they be tentering? 	couldn't I have tentered?
couldn't you have tentered?
couldn't he have tentered?
couldn't we have tentered?
couldn't you have tentered?
couldn't they have tentered? 	couldn't I have been tentering?
couldn't you have been tentering?
couldn't he have been tentering?
couldn't we have been tentering?
couldn't you have been tentering?
couldn't they have been tentering?