should cuckoo
Regular verb: cuckoo - cuckooed- cuckooed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd cuckoo
you'd cuckoo
she'd cuckoo
we'd cuckoo
you'd cuckoo
they'd cuckoo 	I'd be cuckooing
you'd be cuckooing
she'd be cuckooing
we'd be cuckooing
you'd be cuckooing
they'd be cuckooing	I should've cuckooed
you should've cuckooed
she should've cuckooed
we should've cuckooed
you should've cuckooed
they should've cuckooed	I should've been cuckooing
you should've been cuckooing
she should've been cuckooing
we should've been cuckooing
you should've been cuckooing
they should've been cuckooing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't cuckoo
you shouldn't cuckoo
she shouldn't cuckoo
we shouldn't cuckoo
you shouldn't cuckoo
they shouldn't cuckoo 	I shouldn't be cuckooing
you shouldn't be cuckooing
she shouldn't be cuckooing
we shouldn't be cuckooing
you shouldn't be cuckooing
they shouldn't be cuckooing	I shouldn't have cuckooed
you shouldn't have cuckooed
she shouldn't have cuckooed
we shouldn't have cuckooed
you shouldn't have cuckooed
they shouldn't have cuckooed	I shouldn't have been cuckooing
you shouldn't have been cuckooing
she shouldn't have been cuckooing
we shouldn't have been cuckooing
you shouldn't have been cuckooing
they shouldn't have been cuckooing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I cuckoo?
should you cuckoo?
should she cuckoo?
should we cuckoo?
should you cuckoo?
should they cuckoo? 	should I be cuckooing?
should you be cuckooing?
should she be cuckooing?
should we be cuckooing?
should you be cuckooing?
should they be cuckooing? 	should I have cuckooed?
should you have cuckooed?
should she have cuckooed?
should we have cuckooed?
should you have cuckooed?
should they have cuckooed? 	should I have been cuckooing?
should you have been cuckooing?
should she have been cuckooing?
should we have been cuckooing?
should you have been cuckooing?
should they have been cuckooing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I cuckoo?
shouldn't you cuckoo?
shouldn't she cuckoo?
shouldn't we cuckoo?
shouldn't you cuckoo?
shouldn't they cuckoo? 	shouldn't I be cuckooing?
shouldn't you be cuckooing?
shouldn't she be cuckooing?
shouldn't we be cuckooing?
shouldn't you be cuckooing?
shouldn't they be cuckooing? 	shouldn't I have cuckooed?
shouldn't you have cuckooed?
shouldn't she have cuckooed?
shouldn't we have cuckooed?
shouldn't you have cuckooed?
shouldn't they have cuckooed? 	shouldn't I have been cuckooing?
shouldn't you have been cuckooing?
shouldn't she have been cuckooing?
shouldn't we have been cuckooing?
shouldn't you have been cuckooing?
shouldn't they have been cuckooing?