English verb conjugation COULD SUPPLE

Regular verb: supple - suppled - suppled

Affirmation

Simple form

I could supple
you could supple
he could supple
we could supple
you could supple
they could supple

V-ing form

I could be suppling
you could be suppling
he could be suppling
we could be suppling
you could be suppling
they could be suppling

Perfect

I could have suppled
you could have suppled
he could have suppled
we could have suppled
you could have suppled
they could have suppled

V-ing perfect

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

Negation

Simple form

I could not supple
you could not supple
he could not supple
we could not supple
you could not supple
they could not supple

V-ing form

I could not be suppling
you could not be suppling
he could not be suppling
we could not be suppling
you could not be suppling
they could not be suppling

Perfect

I could not have suppled
you could not have suppled
he could not have suppled
we could not have suppled
you could not have suppled
they could not have suppled

V-ing perfect

I could not have been suppling
you could not have been suppling
he could not have been suppling
we could not have been suppling
you could not have been suppling
they could not have been suppling

Interrogative form

Simple form

could I supple?
could you supple?
could he supple?
could we supple?
could you supple?
could they supple?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

could I not supple?
could you not supple?
could he not supple?
could we not supple?
could you not supple?
could they not supple?

V-ing form

could I not be suppling?
could you not be suppling?
could he not be suppling?
could we not be suppling?
could you not be suppling?
could they not be suppling?

Perfect

could I not have suppled?
could you not have suppled?
could he not have suppled?
could we not have suppled?
could you not have suppled?
could they not have suppled?

V-ing perfect

could I not have been suppling?
could you not have been suppling?
could he not have been suppling?
could we not have been suppling?
could you not have been suppling?
could they not have been suppling?

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