should low
Regular verb: low - lowed- lowed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd low
you'd low
she'd low
we'd low
you'd low
they'd low 	I'd be lowing
you'd be lowing
she'd be lowing
we'd be lowing
you'd be lowing
they'd be lowing	I should've lowed
you should've lowed
she should've lowed
we should've lowed
you should've lowed
they should've lowed	I should've been lowing
you should've been lowing
she should've been lowing
we should've been lowing
you should've been lowing
they should've been lowing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't low
you shouldn't low
she shouldn't low
we shouldn't low
you shouldn't low
they shouldn't low 	I shouldn't be lowing
you shouldn't be lowing
she shouldn't be lowing
we shouldn't be lowing
you shouldn't be lowing
they shouldn't be lowing	I shouldn't have lowed
you shouldn't have lowed
she shouldn't have lowed
we shouldn't have lowed
you shouldn't have lowed
they shouldn't have lowed	I shouldn't have been lowing
you shouldn't have been lowing
she shouldn't have been lowing
we shouldn't have been lowing
you shouldn't have been lowing
they shouldn't have been lowing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I low?
should you low?
should she low?
should we low?
should you low?
should they low? 	should I be lowing?
should you be lowing?
should she be lowing?
should we be lowing?
should you be lowing?
should they be lowing? 	should I have lowed?
should you have lowed?
should she have lowed?
should we have lowed?
should you have lowed?
should they have lowed? 	should I have been lowing?
should you have been lowing?
should she have been lowing?
should we have been lowing?
should you have been lowing?
should they have been lowing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I low?
shouldn't you low?
shouldn't she low?
shouldn't we low?
shouldn't you low?
shouldn't they low? 	shouldn't I be lowing?
shouldn't you be lowing?
shouldn't she be lowing?
shouldn't we be lowing?
shouldn't you be lowing?
shouldn't they be lowing? 	shouldn't I have lowed?
shouldn't you have lowed?
shouldn't she have lowed?
shouldn't we have lowed?
shouldn't you have lowed?
shouldn't they have lowed? 	shouldn't I have been lowing?
shouldn't you have been lowing?
shouldn't she have been lowing?
shouldn't we have been lowing?
shouldn't you have been lowing?
shouldn't they have been lowing?