English verb conjugation
COULD ENTRENCH

Regular verb: entrench - entrenched - entrenched

Affirmation

Simple form	V-ing form
I could entrench you could entrench he could entrench we could entrench you could entrench they could entrench	I could be entrenching you could be entrenching he could be entrenching we could be entrenching you could be entrenching they could be entrenching
Perfect	V-ing perfect
I could have entrenched you could have entrenched he could have entrenched we could have entrenched you could have entrenched they could have entrenched	I could have been entrenching you could have been entrenching he could have been entrenching we could have been entrenching you could have been entrenching they could have been entrenching

Negation

Simple form	V-ing form
I could not entrench you could not entrench he could not entrench we could not entrench you could not entrench they could not entrench	I could not be entrenching you could not be entrenching he could not be entrenching we could not be entrenching you could not be entrenching they could not be entrenching
Perfect	V-ing perfect
I could not have entrenched you could not have entrenched he could not have entrenched we could not have entrenched you could not have entrenched they could not have entrenched	I could not have been entrenching you could not have been entrenching he could not have been entrenching we could not have been entrenching you could not have been entrenching they could not have been entrenching

Interrogative form

Simple form	V-ing form
could I entrench? could you entrench? could he entrench? could we entrench? could you entrench? could they entrench?	could I be entrenching? could you be entrenching? could he be entrenching? could we be entrenching? could you be entrenching? could they be entrenching?
Perfect	V-ing perfect
could I have entrenched? could you have entrenched? could he have entrenched? could we have entrenched? could you have entrenched? could they have entrenched?	could I have been entrenching? could you have been entrenching? could he have been entrenching? could we have been entrenching? could you have been entrenching? could they have been entrenching?

Interro-negative form

Simple form	V-ing form
could I not entrench? could you not entrench? could he not entrench? could we not entrench? could you not entrench? could they not entrench?	could I not be entrenching? could you not be entrenching? could he not be entrenching? could we not be entrenching? could you not be entrenching? could they not be entrenching?
Perfect	V-ing perfect
could I not have entrenched? could you not have entrenched? could he not have entrenched? could we not have entrenched? could you not have entrenched? could they not have entrenched?	could I not have been entrenching? could you not have been entrenching? could he not have been entrenching? could we not have been entrenching? could you not have been entrenching? could they not have been entrenching?