male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation MUST SIGHTSEE
Regular verb: sightsee - sightseed - sightseed
Affirmation
Simple form
I must sightseeyou must sightsee
she must sightsee
we must sightsee
you must sightsee
they must sightsee
V-ing form
I must be sightseeingyou must be sightseeing
she must be sightseeing
we must be sightseeing
you must be sightseeing
they must be sightseeing
Perfect
I must have sightseedyou must have sightseed
she must have sightseed
we must have sightseed
you must have sightseed
they must have sightseed
V-ing perfect
I must have been sightseeingyou must have been sightseeing
she must have been sightseeing
we must have been sightseeing
you must have been sightseeing
they must have been sightseeing
Negation
Simple form
I must not sightseeyou must not sightsee
she must not sightsee
we must not sightsee
you must not sightsee
they must not sightsee
V-ing form
I must not be sightseeingyou must not be sightseeing
she must not be sightseeing
we must not be sightseeing
you must not be sightseeing
they must not be sightseeing
Perfect
I must not have sightseedyou must not have sightseed
she must not have sightseed
we must not have sightseed
you must not have sightseed
they must not have sightseed
V-ing perfect
I must not have been sightseeingyou must not have been sightseeing
she must not have been sightseeing
we must not have been sightseeing
you must not have been sightseeing
they must not have been sightseeing
Interrogative form
Simple form
must I sightsee?must you sightsee?
must she sightsee?
must we sightsee?
must you sightsee?
must they sightsee?
V-ing form
must I be sightseeing?must you be sightseeing?
must she be sightseeing?
must we be sightseeing?
must you be sightseeing?
must they be sightseeing?
Perfect
must I have sightseed?must you have sightseed?
must she have sightseed?
must we have sightseed?
must you have sightseed?
must they have sightseed?
V-ing perfect
must I have been sightseeing?must you have been sightseeing?
must she have been sightseeing?
must we have been sightseeing?
must you have been sightseeing?
must they have been sightseeing?
Interro-negative form
Simple form
must I not sightsee?must you not sightsee?
must she not sightsee?
must we not sightsee?
must you not sightsee?
must they not sightsee?
V-ing form
must I not be sightseeing?must you not be sightseeing?
must she not be sightseeing?
must we not be sightseeing?
must you not be sightseeing?
must they not be sightseeing?
Perfect
must I not have sightseed?must you not have sightseed?
must she not have sightseed?
must we not have sightseed?
must you not have sightseed?
must they not have sightseed?
V-ing perfect
must I not have been sightseeing?must you not have been sightseeing?
must she not have been sightseeing?
must we not have been sightseeing?
must you not have been sightseeing?
must they not have been sightseeing?