English verb conjugation COULD TONE

Regular verb: tone - toned - toned

Affirmation

Simple form

I could tone
you could tone
he could tone
we could tone
you could tone
they could tone

V-ing form

I could be toning
you could be toning
he could be toning
we could be toning
you could be toning
they could be toning

Perfect

I could have toned
you could have toned
he could have toned
we could have toned
you could have toned
they could have toned

V-ing perfect

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

Negation

Simple form

I could not tone
you could not tone
he could not tone
we could not tone
you could not tone
they could not tone

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I tone?
could you tone?
could he tone?
could we tone?
could you tone?
could they tone?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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