could retrench
Verbo regular: retrench - retrenched- retrenched

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could retrench
you could retrench
he could retrench
we could retrench
you could retrench
they could retrench 	I could be retrenching
you could be retrenching
he could be retrenching
we could be retrenching
you could be retrenching
they could be retrenching	I could have retrenched
you could have retrenched
he could have retrenched
we could have retrenched
you could have retrenched
they could have retrenched	I could have been retrenching
you could have been retrenching
he could have been retrenching
we could have been retrenching
you could have been retrenching
they could have been retrenching	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't retrench
you couldn't retrench
he couldn't retrench
we couldn't retrench
you couldn't retrench
they couldn't retrench 	I couldn't be retrenching
you couldn't be retrenching
he couldn't be retrenching
we couldn't be retrenching
you couldn't be retrenching
they couldn't be retrenching	I couldn't have retrenched
you couldn't have retrenched
he couldn't have retrenched
we couldn't have retrenched
you couldn't have retrenched
they couldn't have retrenched	I couldn't have been retrenching
you couldn't have been retrenching
he couldn't have been retrenching
we couldn't have been retrenching
you couldn't have been retrenching
they couldn't have been retrenching	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I retrench?
could you retrench?
could he retrench?
could we retrench?
could you retrench?
could they retrench? 	could I be retrenching?
could you be retrenching?
could he be retrenching?
could we be retrenching?
could you be retrenching?
could they be retrenching? 	could I have retrenched?
could you have retrenched?
could he have retrenched?
could we have retrenched?
could you have retrenched?
could they have retrenched? 	could I have been retrenching?
could you have been retrenching?
could he have been retrenching?
could we have been retrenching?
could you have been retrenching?
could they have been retrenching? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I retrench?
couldn't you retrench?
couldn't he retrench?
couldn't we retrench?
couldn't you retrench?
couldn't they retrench? 	couldn't I be retrenching?
couldn't you be retrenching?
couldn't he be retrenching?
couldn't we be retrenching?
couldn't you be retrenching?
couldn't they be retrenching? 	couldn't I have retrenched?
couldn't you have retrenched?
couldn't he have retrenched?
couldn't we have retrenched?
couldn't you have retrenched?
couldn't they have retrenched? 	couldn't I have been retrenching?
couldn't you have been retrenching?
couldn't he have been retrenching?
couldn't we have been retrenching?
couldn't you have been retrenching?
couldn't they have been retrenching?