male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation COULD UNPILE
Regular verb: unpile - unpiled - unpiled
Affirmation
Simple form
I could unpileyou could unpile
she could unpile
we could unpile
you could unpile
they could unpile
V-ing form
I could be unpilingyou could be unpiling
she could be unpiling
we could be unpiling
you could be unpiling
they could be unpiling
Perfect
I could have unpiledyou could have unpiled
she could have unpiled
we could have unpiled
you could have unpiled
they could have unpiled
V-ing perfect
I could have been unpilingyou could have been unpiling
she could have been unpiling
we could have been unpiling
you could have been unpiling
they could have been unpiling
Negation
Simple form
I could not unpileyou could not unpile
she could not unpile
we could not unpile
you could not unpile
they could not unpile
V-ing form
I could not be unpilingyou could not be unpiling
she could not be unpiling
we could not be unpiling
you could not be unpiling
they could not be unpiling
Perfect
I could not have unpiledyou could not have unpiled
she could not have unpiled
we could not have unpiled
you could not have unpiled
they could not have unpiled
V-ing perfect
I could not have been unpilingyou could not have been unpiling
she could not have been unpiling
we could not have been unpiling
you could not have been unpiling
they could not have been unpiling
Interrogative form
Simple form
could I unpile?could you unpile?
could she unpile?
could we unpile?
could you unpile?
could they unpile?
V-ing form
could I be unpiling?could you be unpiling?
could she be unpiling?
could we be unpiling?
could you be unpiling?
could they be unpiling?
Perfect
could I have unpiled?could you have unpiled?
could she have unpiled?
could we have unpiled?
could you have unpiled?
could they have unpiled?
V-ing perfect
could I have been unpiling?could you have been unpiling?
could she have been unpiling?
could we have been unpiling?
could you have been unpiling?
could they have been unpiling?
Interro-negative form
Simple form
could I not unpile?could you not unpile?
could she not unpile?
could we not unpile?
could you not unpile?
could they not unpile?
V-ing form
could I not be unpiling?could you not be unpiling?
could she not be unpiling?
could we not be unpiling?
could you not be unpiling?
could they not be unpiling?
Perfect
could I not have unpiled?could you not have unpiled?
could she not have unpiled?
could we not have unpiled?
could you not have unpiled?
could they not have unpiled?
V-ing perfect
could I not have been unpiling?could you not have been unpiling?
could she not have been unpiling?
could we not have been unpiling?
could you not have been unpiling?
could they not have been unpiling?