male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation COULD STOP
Regular verb: stop - stopped - stopped
Affirmation
Simple form
I could stopyou could stop
she could stop
we could stop
you could stop
they could stop
V-ing form
I could be stoppingyou could be stopping
she could be stopping
we could be stopping
you could be stopping
they could be stopping
Perfect
I could have stoppedyou could have stopped
she could have stopped
we could have stopped
you could have stopped
they could have stopped
V-ing perfect
I could have been stoppingyou could have been stopping
she could have been stopping
we could have been stopping
you could have been stopping
they could have been stopping
Negation
Simple form
I couldn't stopyou couldn't stop
she couldn't stop
we couldn't stop
you couldn't stop
they couldn't stop
V-ing form
I couldn't be stoppingyou couldn't be stopping
she couldn't be stopping
we couldn't be stopping
you couldn't be stopping
they couldn't be stopping
Perfect
I couldn't have stoppedyou couldn't have stopped
she couldn't have stopped
we couldn't have stopped
you couldn't have stopped
they couldn't have stopped
V-ing perfect
I couldn't have been stoppingyou couldn't have been stopping
she couldn't have been stopping
we couldn't have been stopping
you couldn't have been stopping
they couldn't have been stopping
Interrogative form
Simple form
could I stop?could you stop?
could she stop?
could we stop?
could you stop?
could they stop?
V-ing form
could I be stopping?could you be stopping?
could she be stopping?
could we be stopping?
could you be stopping?
could they be stopping?
Perfect
could I have stopped?could you have stopped?
could she have stopped?
could we have stopped?
could you have stopped?
could they have stopped?
V-ing perfect
could I have been stopping?could you have been stopping?
could she have been stopping?
could we have been stopping?
could you have been stopping?
could they have been stopping?
Interro-negative form
Simple form
couldn't I stop?couldn't you stop?
couldn't she stop?
couldn't we stop?
couldn't you stop?
couldn't they stop?
V-ing form
couldn't I be stopping?couldn't you be stopping?
couldn't she be stopping?
couldn't we be stopping?
couldn't you be stopping?
couldn't they be stopping?
Perfect
couldn't I have stopped?couldn't you have stopped?
couldn't she have stopped?
couldn't we have stopped?
couldn't you have stopped?
couldn't they have stopped?
V-ing perfect
couldn't I have been stopping?couldn't you have been stopping?
couldn't she have been stopping?
couldn't we have been stopping?
couldn't you have been stopping?
couldn't they have been stopping?