female gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation COULD REGRET
Regular verb: regret - regreted - regreted
Affirmation
Simple form
I could regretyou could regret
he could regret
we could regret
you could regret
they could regret
V-ing form
I could be regretingyou could be regreting
he could be regreting
we could be regreting
you could be regreting
they could be regreting
Perfect
I could have regretedyou could have regreted
he could have regreted
we could have regreted
you could have regreted
they could have regreted
V-ing perfect
I could have been regretingyou could have been regreting
he could have been regreting
we could have been regreting
you could have been regreting
they could have been regreting
Negation
Simple form
I couldn't regretyou couldn't regret
he couldn't regret
we couldn't regret
you couldn't regret
they couldn't regret
V-ing form
I couldn't be regretingyou couldn't be regreting
he couldn't be regreting
we couldn't be regreting
you couldn't be regreting
they couldn't be regreting
Perfect
I couldn't have regretedyou couldn't have regreted
he couldn't have regreted
we couldn't have regreted
you couldn't have regreted
they couldn't have regreted
V-ing perfect
I couldn't have been regretingyou couldn't have been regreting
he couldn't have been regreting
we couldn't have been regreting
you couldn't have been regreting
they couldn't have been regreting
Interrogative form
Simple form
could I regret?could you regret?
could he regret?
could we regret?
could you regret?
could they regret?
V-ing form
could I be regreting?could you be regreting?
could he be regreting?
could we be regreting?
could you be regreting?
could they be regreting?
Perfect
could I have regreted?could you have regreted?
could he have regreted?
could we have regreted?
could you have regreted?
could they have regreted?
V-ing perfect
could I have been regreting?could you have been regreting?
could he have been regreting?
could we have been regreting?
could you have been regreting?
could they have been regreting?
Interro-negative form
Simple form
couldn't I regret?couldn't you regret?
couldn't he regret?
couldn't we regret?
couldn't you regret?
couldn't they regret?
V-ing form
couldn't I be regreting?couldn't you be regreting?
couldn't he be regreting?
couldn't we be regreting?
couldn't you be regreting?
couldn't they be regreting?
Perfect
couldn't I have regreted?couldn't you have regreted?
couldn't he have regreted?
couldn't we have regreted?
couldn't you have regreted?
couldn't they have regreted?
V-ing perfect
couldn't I have been regreting?couldn't you have been regreting?
couldn't he have been regreting?
couldn't we have been regreting?
couldn't you have been regreting?
couldn't they have been regreting?