English verb conjugation
COULD RETRENCH

Regular verb: retrench - retrenched - retrenched

Affirmation

Simple form	V-ing form
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
Perfect	V-ing perfect
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

Negation

Simple form	V-ing form
I could not retrench you could not retrench he could not retrench we could not retrench you could not retrench they could not retrench	I could not be retrenching you could not be retrenching he could not be retrenching we could not be retrenching you could not be retrenching they could not be retrenching
Perfect	V-ing perfect
I could not have retrenched you could not have retrenched he could not have retrenched we could not have retrenched you could not have retrenched they could not have retrenched	I could not have been retrenching you could not have been retrenching he could not have been retrenching we could not have been retrenching you could not have been retrenching they could not have been retrenching

Interrogative form

Simple form	V-ing form
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?
Perfect	V-ing perfect
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?

Interro-negative form

Simple form	V-ing form
could I not retrench? could you not retrench? could he not retrench? could we not retrench? could you not retrench? could they not retrench?	could I not be retrenching? could you not be retrenching? could he not be retrenching? could we not be retrenching? could you not be retrenching? could they not be retrenching?
Perfect	V-ing perfect
could I not have retrenched? could you not have retrenched? could he not have retrenched? could we not have retrenched? could you not have retrenched? could they not have retrenched?	could I not have been retrenching? could you not have been retrenching? could he not have been retrenching? could we not have been retrenching? could you not have been retrenching? could they not have been retrenching?