English verb conjugation COULD TOBOGGAN

Regular verb: toboggan - tobogganed - tobogganed

Affirmation

Simple form

I could toboggan
you could toboggan
he could toboggan
we could toboggan
you could toboggan
they could toboggan

V-ing form

I could be tobogganing
you could be tobogganing
he could be tobogganing
we could be tobogganing
you could be tobogganing
they could be tobogganing

Perfect

I could have tobogganed
you could have tobogganed
he could have tobogganed
we could have tobogganed
you could have tobogganed
they could have tobogganed

V-ing perfect

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

Negation

Simple form

I could not toboggan
you could not toboggan
he could not toboggan
we could not toboggan
you could not toboggan
they could not toboggan

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I toboggan?
could you toboggan?
could he toboggan?
could we toboggan?
could you toboggan?
could they toboggan?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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