should mask
Verbo regolare: mask - masked- masked

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I should mask
you should mask
she should mask
we should mask
you should mask
they should mask 	I should be masking
you should be masking
she should be masking
we should be masking
you should be masking
they should be masking	I should have masked
you should have masked
she should have masked
we should have masked
you should have masked
they should have masked	I should have been masking
you should have been masking
she should have been masking
we should have been masking
you should have been masking
they should have been masking	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I should not mask
you should not mask
she should not mask
we should not mask
you should not mask
they should not mask 	I should not be masking
you should not be masking
she should not be masking
we should not be masking
you should not be masking
they should not be masking	I should not have masked
you should not have masked
she should not have masked
we should not have masked
you should not have masked
they should not have masked	I should not have been masking
you should not have been masking
she should not have been masking
we should not have been masking
you should not have been masking
they should not have been masking	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
should I mask?
should you mask?
should she mask?
should we mask?
should you mask?
should they mask? 	should I be masking?
should you be masking?
should she be masking?
should we be masking?
should you be masking?
should they be masking? 	should I have masked?
should you have masked?
should she have masked?
should we have masked?
should you have masked?
should they have masked? 	should I have been masking?
should you have been masking?
should she have been masking?
should we have been masking?
should you have been masking?
should they have been masking? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
should I not mask?
should you not mask?
should she not mask?
should we not mask?
should you not mask?
should they not mask? 	should I not be masking?
should you not be masking?
should she not be masking?
should we not be masking?
should you not be masking?
should they not be masking? 	should I not have masked?
should you not have masked?
should she not have masked?
should we not have masked?
should you not have masked?
should they not have masked? 	should I not have been masking?
should you not have been masking?
should she not have been masking?
should we not have been masking?
should you not have been masking?
should they not have been masking?