should impute
Regular verb: impute - imputed- imputed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd impute
you'd impute
she'd impute
we'd impute
you'd impute
they'd impute 	I'd be imputing
you'd be imputing
she'd be imputing
we'd be imputing
you'd be imputing
they'd be imputing	I should've imputed
you should've imputed
she should've imputed
we should've imputed
you should've imputed
they should've imputed	I should've been imputing
you should've been imputing
she should've been imputing
we should've been imputing
you should've been imputing
they should've been imputing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't impute
you shouldn't impute
she shouldn't impute
we shouldn't impute
you shouldn't impute
they shouldn't impute 	I shouldn't be imputing
you shouldn't be imputing
she shouldn't be imputing
we shouldn't be imputing
you shouldn't be imputing
they shouldn't be imputing	I shouldn't have imputed
you shouldn't have imputed
she shouldn't have imputed
we shouldn't have imputed
you shouldn't have imputed
they shouldn't have imputed	I shouldn't have been imputing
you shouldn't have been imputing
she shouldn't have been imputing
we shouldn't have been imputing
you shouldn't have been imputing
they shouldn't have been imputing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I impute?
should you impute?
should she impute?
should we impute?
should you impute?
should they impute? 	should I be imputing?
should you be imputing?
should she be imputing?
should we be imputing?
should you be imputing?
should they be imputing? 	should I have imputed?
should you have imputed?
should she have imputed?
should we have imputed?
should you have imputed?
should they have imputed? 	should I have been imputing?
should you have been imputing?
should she have been imputing?
should we have been imputing?
should you have been imputing?
should they have been imputing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I impute?
shouldn't you impute?
shouldn't she impute?
shouldn't we impute?
shouldn't you impute?
shouldn't they impute? 	shouldn't I be imputing?
shouldn't you be imputing?
shouldn't she be imputing?
shouldn't we be imputing?
shouldn't you be imputing?
shouldn't they be imputing? 	shouldn't I have imputed?
shouldn't you have imputed?
shouldn't she have imputed?
shouldn't we have imputed?
shouldn't you have imputed?
shouldn't they have imputed? 	shouldn't I have been imputing?
shouldn't you have been imputing?
shouldn't she have been imputing?
shouldn't we have been imputing?
shouldn't you have been imputing?
shouldn't they have been imputing?