should smoke
Regular verb: smoke - smoked- smoked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd smoke
you'd smoke
she'd smoke
we'd smoke
you'd smoke
they'd smoke 	I'd be smoking
you'd be smoking
she'd be smoking
we'd be smoking
you'd be smoking
they'd be smoking	I should've smoked
you should've smoked
she should've smoked
we should've smoked
you should've smoked
they should've smoked	I should've been smoking
you should've been smoking
she should've been smoking
we should've been smoking
you should've been smoking
they should've been smoking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't smoke
you shouldn't smoke
she shouldn't smoke
we shouldn't smoke
you shouldn't smoke
they shouldn't smoke 	I shouldn't be smoking
you shouldn't be smoking
she shouldn't be smoking
we shouldn't be smoking
you shouldn't be smoking
they shouldn't be smoking	I shouldn't have smoked
you shouldn't have smoked
she shouldn't have smoked
we shouldn't have smoked
you shouldn't have smoked
they shouldn't have smoked	I shouldn't have been smoking
you shouldn't have been smoking
she shouldn't have been smoking
we shouldn't have been smoking
you shouldn't have been smoking
they shouldn't have been smoking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I smoke?
should you smoke?
should she smoke?
should we smoke?
should you smoke?
should they smoke? 	should I be smoking?
should you be smoking?
should she be smoking?
should we be smoking?
should you be smoking?
should they be smoking? 	should I have smoked?
should you have smoked?
should she have smoked?
should we have smoked?
should you have smoked?
should they have smoked? 	should I have been smoking?
should you have been smoking?
should she have been smoking?
should we have been smoking?
should you have been smoking?
should they have been smoking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I smoke?
shouldn't you smoke?
shouldn't she smoke?
shouldn't we smoke?
shouldn't you smoke?
shouldn't they smoke? 	shouldn't I be smoking?
shouldn't you be smoking?
shouldn't she be smoking?
shouldn't we be smoking?
shouldn't you be smoking?
shouldn't they be smoking? 	shouldn't I have smoked?
shouldn't you have smoked?
shouldn't she have smoked?
shouldn't we have smoked?
shouldn't you have smoked?
shouldn't they have smoked? 	shouldn't I have been smoking?
shouldn't you have been smoking?
shouldn't she have been smoking?
shouldn't we have been smoking?
shouldn't you have been smoking?
shouldn't they have been smoking?