male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation COULD PLUNGE
Regular verb: plunge - plunged - plunged
Affirmation
Simple form
I could plungeyou could plunge
she could plunge
we could plunge
you could plunge
they could plunge
V-ing form
I could be plungingyou could be plunging
she could be plunging
we could be plunging
you could be plunging
they could be plunging
Perfect
I could have plungedyou could have plunged
she could have plunged
we could have plunged
you could have plunged
they could have plunged
V-ing perfect
I could have been plungingyou could have been plunging
she could have been plunging
we could have been plunging
you could have been plunging
they could have been plunging
Negation
Simple form
I couldn't plungeyou couldn't plunge
she couldn't plunge
we couldn't plunge
you couldn't plunge
they couldn't plunge
V-ing form
I couldn't be plungingyou couldn't be plunging
she couldn't be plunging
we couldn't be plunging
you couldn't be plunging
they couldn't be plunging
Perfect
I couldn't have plungedyou couldn't have plunged
she couldn't have plunged
we couldn't have plunged
you couldn't have plunged
they couldn't have plunged
V-ing perfect
I couldn't have been plungingyou couldn't have been plunging
she couldn't have been plunging
we couldn't have been plunging
you couldn't have been plunging
they couldn't have been plunging
Interrogative form
Simple form
could I plunge?could you plunge?
could she plunge?
could we plunge?
could you plunge?
could they plunge?
V-ing form
could I be plunging?could you be plunging?
could she be plunging?
could we be plunging?
could you be plunging?
could they be plunging?
Perfect
could I have plunged?could you have plunged?
could she have plunged?
could we have plunged?
could you have plunged?
could they have plunged?
V-ing perfect
could I have been plunging?could you have been plunging?
could she have been plunging?
could we have been plunging?
could you have been plunging?
could they have been plunging?
Interro-negative form
Simple form
couldn't I plunge?couldn't you plunge?
couldn't she plunge?
couldn't we plunge?
couldn't you plunge?
couldn't they plunge?
V-ing form
couldn't I be plunging?couldn't you be plunging?
couldn't she be plunging?
couldn't we be plunging?
couldn't you be plunging?
couldn't they be plunging?
Perfect
couldn't I have plunged?couldn't you have plunged?
couldn't she have plunged?
couldn't we have plunged?
couldn't you have plunged?
couldn't they have plunged?
V-ing perfect
couldn't I have been plunging?couldn't you have been plunging?
couldn't she have been plunging?
couldn't we have been plunging?
couldn't you have been plunging?
couldn't they have been plunging?