should chatter
Regular verb: chatter - chattered- chattered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd chatter
you'd chatter
she'd chatter
we'd chatter
you'd chatter
they'd chatter 	I'd be chattering
you'd be chattering
she'd be chattering
we'd be chattering
you'd be chattering
they'd be chattering	I should've chattered
you should've chattered
she should've chattered
we should've chattered
you should've chattered
they should've chattered	I should've been chattering
you should've been chattering
she should've been chattering
we should've been chattering
you should've been chattering
they should've been chattering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't chatter
you shouldn't chatter
she shouldn't chatter
we shouldn't chatter
you shouldn't chatter
they shouldn't chatter 	I shouldn't be chattering
you shouldn't be chattering
she shouldn't be chattering
we shouldn't be chattering
you shouldn't be chattering
they shouldn't be chattering	I shouldn't have chattered
you shouldn't have chattered
she shouldn't have chattered
we shouldn't have chattered
you shouldn't have chattered
they shouldn't have chattered	I shouldn't have been chattering
you shouldn't have been chattering
she shouldn't have been chattering
we shouldn't have been chattering
you shouldn't have been chattering
they shouldn't have been chattering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I chatter?
should you chatter?
should she chatter?
should we chatter?
should you chatter?
should they chatter? 	should I be chattering?
should you be chattering?
should she be chattering?
should we be chattering?
should you be chattering?
should they be chattering? 	should I have chattered?
should you have chattered?
should she have chattered?
should we have chattered?
should you have chattered?
should they have chattered? 	should I have been chattering?
should you have been chattering?
should she have been chattering?
should we have been chattering?
should you have been chattering?
should they have been chattering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I chatter?
shouldn't you chatter?
shouldn't she chatter?
shouldn't we chatter?
shouldn't you chatter?
shouldn't they chatter? 	shouldn't I be chattering?
shouldn't you be chattering?
shouldn't she be chattering?
shouldn't we be chattering?
shouldn't you be chattering?
shouldn't they be chattering? 	shouldn't I have chattered?
shouldn't you have chattered?
shouldn't she have chattered?
shouldn't we have chattered?
shouldn't you have chattered?
shouldn't they have chattered? 	shouldn't I have been chattering?
shouldn't you have been chattering?
shouldn't she have been chattering?
shouldn't we have been chattering?
shouldn't you have been chattering?
shouldn't they have been chattering?