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 couldn't toboggan
you couldn't toboggan
he couldn't toboggan
we couldn't toboggan
you couldn't toboggan
they couldn't toboggan

V-ing form

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

Perfect

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

V-ing perfect

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

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

V-ing form

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

Perfect

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

V-ing perfect

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

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