English verb conjugation COULD STOPPLE

Regular verb: stopple - stoppled - stoppled

Affirmation

Simple form

I could stopple
you could stopple
he could stopple
we could stopple
you could stopple
they could stopple

V-ing form

I could be stoppling
you could be stoppling
he could be stoppling
we could be stoppling
you could be stoppling
they could be stoppling

Perfect

I could have stoppled
you could have stoppled
he could have stoppled
we could have stoppled
you could have stoppled
they could have stoppled

V-ing perfect

I could have been stoppling
you could have been stoppling
he could have been stoppling
we could have been stoppling
you could have been stoppling
they could have been stoppling

Negation

Simple form

I couldn't stopple
you couldn't stopple
he couldn't stopple
we couldn't stopple
you couldn't stopple
they couldn't stopple

V-ing form

I couldn't be stoppling
you couldn't be stoppling
he couldn't be stoppling
we couldn't be stoppling
you couldn't be stoppling
they couldn't be stoppling

Perfect

I couldn't have stoppled
you couldn't have stoppled
he couldn't have stoppled
we couldn't have stoppled
you couldn't have stoppled
they couldn't have stoppled

V-ing perfect

I couldn't have been stoppling
you couldn't have been stoppling
he couldn't have been stoppling
we couldn't have been stoppling
you couldn't have been stoppling
they couldn't have been stoppling

Interrogative form

Simple form

could I stopple?
could you stopple?
could he stopple?
could we stopple?
could you stopple?
could they stopple?

V-ing form

could I be stoppling?
could you be stoppling?
could he be stoppling?
could we be stoppling?
could you be stoppling?
could they be stoppling?

Perfect

could I have stoppled?
could you have stoppled?
could he have stoppled?
could we have stoppled?
could you have stoppled?
could they have stoppled?

V-ing perfect

could I have been stoppling?
could you have been stoppling?
could he have been stoppling?
could we have been stoppling?
could you have been stoppling?
could they have been stoppling?

Interro-negative form

Simple form

couldn't I stopple?
couldn't you stopple?
couldn't he stopple?
couldn't we stopple?
couldn't you stopple?
couldn't they stopple?

V-ing form

couldn't I be stoppling?
couldn't you be stoppling?
couldn't he be stoppling?
couldn't we be stoppling?
couldn't you be stoppling?
couldn't they be stoppling?

Perfect

couldn't I have stoppled?
couldn't you have stoppled?
couldn't he have stoppled?
couldn't we have stoppled?
couldn't you have stoppled?
couldn't they have stoppled?

V-ing perfect

couldn't I have been stoppling?
couldn't you have been stoppling?
couldn't he have been stoppling?
couldn't we have been stoppling?
couldn't you have been stoppling?
couldn't they have been stoppling?

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