should sightsee
Verbo regular: sightsee - sightseed- sightseed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'd sightsee
you'd sightsee
she'd sightsee
we'd sightsee
you'd sightsee
they'd sightsee 	I'd be sightseeing
you'd be sightseeing
she'd be sightseeing
we'd be sightseeing
you'd be sightseeing
they'd be sightseeing	I should've sightseed
you should've sightseed
she should've sightseed
we should've sightseed
you should've sightseed
they should've sightseed	I should've been sightseeing
you should've been sightseeing
she should've been sightseeing
we should've been sightseeing
you should've been sightseeing
they should've been sightseeing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shouldn't sightsee
you shouldn't sightsee
she shouldn't sightsee
we shouldn't sightsee
you shouldn't sightsee
they shouldn't sightsee 	I shouldn't be sightseeing
you shouldn't be sightseeing
she shouldn't be sightseeing
we shouldn't be sightseeing
you shouldn't be sightseeing
they shouldn't be sightseeing	I shouldn't have sightseed
you shouldn't have sightseed
she shouldn't have sightseed
we shouldn't have sightseed
you shouldn't have sightseed
they shouldn't have sightseed	I shouldn't have been sightseeing
you shouldn't have been sightseeing
she shouldn't have been sightseeing
we shouldn't have been sightseeing
you shouldn't have been sightseeing
they shouldn't have been sightseeing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I sightsee?
should you sightsee?
should she sightsee?
should we sightsee?
should you sightsee?
should they sightsee? 	should I be sightseeing?
should you be sightseeing?
should she be sightseeing?
should we be sightseeing?
should you be sightseeing?
should they be sightseeing? 	should I have sightseed?
should you have sightseed?
should she have sightseed?
should we have sightseed?
should you have sightseed?
should they have sightseed? 	should I have been sightseeing?
should you have been sightseeing?
should she have been sightseeing?
should we have been sightseeing?
should you have been sightseeing?
should they have been sightseeing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shouldn't I sightsee?
shouldn't you sightsee?
shouldn't she sightsee?
shouldn't we sightsee?
shouldn't you sightsee?
shouldn't they sightsee? 	shouldn't I be sightseeing?
shouldn't you be sightseeing?
shouldn't she be sightseeing?
shouldn't we be sightseeing?
shouldn't you be sightseeing?
shouldn't they be sightseeing? 	shouldn't I have sightseed?
shouldn't you have sightseed?
shouldn't she have sightseed?
shouldn't we have sightseed?
shouldn't you have sightseed?
shouldn't they have sightseed? 	shouldn't I have been sightseeing?
shouldn't you have been sightseeing?
shouldn't she have been sightseeing?
shouldn't we have been sightseeing?
shouldn't you have been sightseeing?
shouldn't they have been sightseeing?