should recur
Regular verb: recur - recurred- recurred

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd recur
you'd recur
she'd recur
we'd recur
you'd recur
they'd recur 	I'd be recurring
you'd be recurring
she'd be recurring
we'd be recurring
you'd be recurring
they'd be recurring	I should've recurred
you should've recurred
she should've recurred
we should've recurred
you should've recurred
they should've recurred	I should've been recurring
you should've been recurring
she should've been recurring
we should've been recurring
you should've been recurring
they should've been recurring	

Negation 	
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I shouldn't recur
you shouldn't recur
she shouldn't recur
we shouldn't recur
you shouldn't recur
they shouldn't recur 	I shouldn't be recurring
you shouldn't be recurring
she shouldn't be recurring
we shouldn't be recurring
you shouldn't be recurring
they shouldn't be recurring	I shouldn't have recurred
you shouldn't have recurred
she shouldn't have recurred
we shouldn't have recurred
you shouldn't have recurred
they shouldn't have recurred	I shouldn't have been recurring
you shouldn't have been recurring
she shouldn't have been recurring
we shouldn't have been recurring
you shouldn't have been recurring
they shouldn't have been recurring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I recur?
should you recur?
should she recur?
should we recur?
should you recur?
should they recur? 	should I be recurring?
should you be recurring?
should she be recurring?
should we be recurring?
should you be recurring?
should they be recurring? 	should I have recurred?
should you have recurred?
should she have recurred?
should we have recurred?
should you have recurred?
should they have recurred? 	should I have been recurring?
should you have been recurring?
should she have been recurring?
should we have been recurring?
should you have been recurring?
should they have been recurring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I recur?
shouldn't you recur?
shouldn't she recur?
shouldn't we recur?
shouldn't you recur?
shouldn't they recur? 	shouldn't I be recurring?
shouldn't you be recurring?
shouldn't she be recurring?
shouldn't we be recurring?
shouldn't you be recurring?
shouldn't they be recurring? 	shouldn't I have recurred?
shouldn't you have recurred?
shouldn't she have recurred?
shouldn't we have recurred?
shouldn't you have recurred?
shouldn't they have recurred? 	shouldn't I have been recurring?
shouldn't you have been recurring?
shouldn't she have been recurring?
shouldn't we have been recurring?
shouldn't you have been recurring?
shouldn't they have been recurring?