should snowboard
Verbo regular: snowboard - snowboarded- snowboarded

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should snowboard
you should snowboard
he should snowboard
we should snowboard
you should snowboard
they should snowboard 	I should be snowboarding
you should be snowboarding
he should be snowboarding
we should be snowboarding
you should be snowboarding
they should be snowboarding	I should have snowboarded
you should have snowboarded
he should have snowboarded
we should have snowboarded
you should have snowboarded
they should have snowboarded	I should have been snowboarding
you should have been snowboarding
he should have been snowboarding
we should have been snowboarding
you should have been snowboarding
they should have been snowboarding	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not snowboard
you should not snowboard
he should not snowboard
we should not snowboard
you should not snowboard
they should not snowboard 	I should not be snowboarding
you should not be snowboarding
he should not be snowboarding
we should not be snowboarding
you should not be snowboarding
they should not be snowboarding	I should not have snowboarded
you should not have snowboarded
he should not have snowboarded
we should not have snowboarded
you should not have snowboarded
they should not have snowboarded	I should not have been snowboarding
you should not have been snowboarding
he should not have been snowboarding
we should not have been snowboarding
you should not have been snowboarding
they should not have been snowboarding	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I snowboard?
should you snowboard?
should he snowboard?
should we snowboard?
should you snowboard?
should they snowboard? 	should I be snowboarding?
should you be snowboarding?
should he be snowboarding?
should we be snowboarding?
should you be snowboarding?
should they be snowboarding? 	should I have snowboarded?
should you have snowboarded?
should he have snowboarded?
should we have snowboarded?
should you have snowboarded?
should they have snowboarded? 	should I have been snowboarding?
should you have been snowboarding?
should he have been snowboarding?
should we have been snowboarding?
should you have been snowboarding?
should they have been snowboarding? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not snowboard?
should you not snowboard?
should he not snowboard?
should we not snowboard?
should you not snowboard?
should they not snowboard? 	should I not be snowboarding?
should you not be snowboarding?
should he not be snowboarding?
should we not be snowboarding?
should you not be snowboarding?
should they not be snowboarding? 	should I not have snowboarded?
should you not have snowboarded?
should he not have snowboarded?
should we not have snowboarded?
should you not have snowboarded?
should they not have snowboarded? 	should I not have been snowboarding?
should you not have been snowboarding?
should he not have been snowboarding?
should we not have been snowboarding?
should you not have been snowboarding?
should they not have been snowboarding?