English verb conjugation COULD TOIL

Regular verb: toil - toiled - toiled

Affirmation

Simple form

I could toil
you could toil
he could toil
we could toil
you could toil
they could toil

V-ing form

I could be toiling
you could be toiling
he could be toiling
we could be toiling
you could be toiling
they could be toiling

Perfect

I could have toiled
you could have toiled
he could have toiled
we could have toiled
you could have toiled
they could have toiled

V-ing perfect

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

Negation

Simple form

I could not toil
you could not toil
he could not toil
we could not toil
you could not toil
they could not toil

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I toil?
could you toil?
could he toil?
could we toil?
could you toil?
could they toil?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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