must sightsee
Verbo regolare: sightsee - sightseed- sightseed

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must sightsee
you must sightsee
he must sightsee
we must sightsee
you must sightsee
they must sightsee 	I must be sightseeing
you must be sightseeing
he must be sightseeing
we must be sightseeing
you must be sightseeing
they must be sightseeing	I must have sightseed
you must have sightseed
he must have sightseed
we must have sightseed
you must have sightseed
they must have sightseed	I must have been sightseeing
you must have been sightseeing
he must have been sightseeing
we must have been sightseeing
you must have been sightseeing
they must have been sightseeing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not sightsee
you must not sightsee
he must not sightsee
we must not sightsee
you must not sightsee
they must not sightsee 	I must not be sightseeing
you must not be sightseeing
he must not be sightseeing
we must not be sightseeing
you must not be sightseeing
they must not be sightseeing	I must not have sightseed
you must not have sightseed
he must not have sightseed
we must not have sightseed
you must not have sightseed
they must not have sightseed	I must not have been sightseeing
you must not have been sightseeing
he must not have been sightseeing
we must not have been sightseeing
you must not have been sightseeing
they must not have been sightseeing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I sightsee?
must you sightsee?
must he sightsee?
must we sightsee?
must you sightsee?
must they sightsee? 	must I be sightseeing?
must you be sightseeing?
must he be sightseeing?
must we be sightseeing?
must you be sightseeing?
must they be sightseeing? 	must I have sightseed?
must you have sightseed?
must he have sightseed?
must we have sightseed?
must you have sightseed?
must they have sightseed? 	must I have been sightseeing?
must you have been sightseeing?
must he have been sightseeing?
must we have been sightseeing?
must you have been sightseeing?
must they have been sightseeing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not sightsee?
must you not sightsee?
must he not sightsee?
must we not sightsee?
must you not sightsee?
must they not sightsee? 	must I not be sightseeing?
must you not be sightseeing?
must he not be sightseeing?
must we not be sightseeing?
must you not be sightseeing?
must they not be sightseeing? 	must I not have sightseed?
must you not have sightseed?
must he not have sightseed?
must we not have sightseed?
must you not have sightseed?
must they not have sightseed? 	must I not have been sightseeing?
must you not have been sightseeing?
must he not have been sightseeing?
must we not have been sightseeing?
must you not have been sightseeing?
must they not have been sightseeing?