The Conjugator
English verb conjugation
COULD SIGHTSEE

Regular verb: sightsee - sightseed - sightseed

Affirmation

Simple form

V-ing form

I could sightsee
you could sightsee
she could sightsee
we could sightsee
you could sightsee
they could sightsee
I could be sightseeing
you could be sightseeing
she could be sightseeing
we could be sightseeing
you could be sightseeing
they could be sightseeing

Perfect

V-ing perfect

I could have sightseed
you could have sightseed
she could have sightseed
we could have sightseed
you could have sightseed
they could have sightseed
I could have been sightseeing
you could have been sightseeing
she could have been sightseeing
we could have been sightseeing
you could have been sightseeing
they could have been sightseeing

Negation

Simple form

V-ing form

I couldn't sightsee
you couldn't sightsee
she couldn't sightsee
we couldn't sightsee
you couldn't sightsee
they couldn't sightsee
I couldn't be sightseeing
you couldn't be sightseeing
she couldn't be sightseeing
we couldn't be sightseeing
you couldn't be sightseeing
they couldn't be sightseeing

Perfect

V-ing perfect

I couldn't have sightseed
you couldn't have sightseed
she couldn't have sightseed
we couldn't have sightseed
you couldn't have sightseed
they couldn't have sightseed
I couldn't have been sightseeing
you couldn't have been sightseeing
she couldn't have been sightseeing
we couldn't have been sightseeing
you couldn't have been sightseeing
they couldn't have been sightseeing

Interrogative form

Simple form

V-ing form

could I sightsee?
could you sightsee?
could she sightsee?
could we sightsee?
could you sightsee?
could they sightsee?
could I be sightseeing?
could you be sightseeing?
could she be sightseeing?
could we be sightseeing?
could you be sightseeing?
could they be sightseeing?

Perfect

V-ing perfect

could I have sightseed?
could you have sightseed?
could she have sightseed?
could we have sightseed?
could you have sightseed?
could they have sightseed?
could I have been sightseeing?
could you have been sightseeing?
could she have been sightseeing?
could we have been sightseeing?
could you have been sightseeing?
could they have been sightseeing?

Interro-negative form

Simple form

V-ing form

couldn't I sightsee?
couldn't you sightsee?
couldn't she sightsee?
couldn't we sightsee?
couldn't you sightsee?
couldn't they sightsee?
couldn't I be sightseeing?
couldn't you be sightseeing?
couldn't she be sightseeing?
couldn't we be sightseeing?
couldn't you be sightseeing?
couldn't they be sightseeing?

Perfect

V-ing perfect

couldn't I have sightseed?
couldn't you have sightseed?
couldn't she have sightseed?
couldn't we have sightseed?
couldn't you have sightseed?
couldn't they have sightseed?
couldn't I have been sightseeing?
couldn't you have been sightseeing?
couldn't she have been sightseeing?
couldn't we have been sightseeing?
couldn't you have been sightseeing?
couldn't they have been sightseeing?