should desist
Regular verb: desist - desisted- desisted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd desist
you'd desist
she'd desist
we'd desist
you'd desist
they'd desist 	I'd be desisting
you'd be desisting
she'd be desisting
we'd be desisting
you'd be desisting
they'd be desisting	I should've desisted
you should've desisted
she should've desisted
we should've desisted
you should've desisted
they should've desisted	I should've been desisting
you should've been desisting
she should've been desisting
we should've been desisting
you should've been desisting
they should've been desisting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't desist
you shouldn't desist
she shouldn't desist
we shouldn't desist
you shouldn't desist
they shouldn't desist 	I shouldn't be desisting
you shouldn't be desisting
she shouldn't be desisting
we shouldn't be desisting
you shouldn't be desisting
they shouldn't be desisting	I shouldn't have desisted
you shouldn't have desisted
she shouldn't have desisted
we shouldn't have desisted
you shouldn't have desisted
they shouldn't have desisted	I shouldn't have been desisting
you shouldn't have been desisting
she shouldn't have been desisting
we shouldn't have been desisting
you shouldn't have been desisting
they shouldn't have been desisting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I desist?
should you desist?
should she desist?
should we desist?
should you desist?
should they desist? 	should I be desisting?
should you be desisting?
should she be desisting?
should we be desisting?
should you be desisting?
should they be desisting? 	should I have desisted?
should you have desisted?
should she have desisted?
should we have desisted?
should you have desisted?
should they have desisted? 	should I have been desisting?
should you have been desisting?
should she have been desisting?
should we have been desisting?
should you have been desisting?
should they have been desisting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I desist?
shouldn't you desist?
shouldn't she desist?
shouldn't we desist?
shouldn't you desist?
shouldn't they desist? 	shouldn't I be desisting?
shouldn't you be desisting?
shouldn't she be desisting?
shouldn't we be desisting?
shouldn't you be desisting?
shouldn't they be desisting? 	shouldn't I have desisted?
shouldn't you have desisted?
shouldn't she have desisted?
shouldn't we have desisted?
shouldn't you have desisted?
shouldn't they have desisted? 	shouldn't I have been desisting?
shouldn't you have been desisting?
shouldn't she have been desisting?
shouldn't we have been desisting?
shouldn't you have been desisting?
shouldn't they have been desisting?