should flutter
Verbo regular: flutter - fluttered- fluttered

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I'd flutter
you'd flutter
she'd flutter
we'd flutter
you'd flutter
they'd flutter 	I'd be fluttering
you'd be fluttering
she'd be fluttering
we'd be fluttering
you'd be fluttering
they'd be fluttering	I should've fluttered
you should've fluttered
she should've fluttered
we should've fluttered
you should've fluttered
they should've fluttered	I should've been fluttering
you should've been fluttering
she should've been fluttering
we should've been fluttering
you should've been fluttering
they should've been fluttering	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shouldn't flutter
you shouldn't flutter
she shouldn't flutter
we shouldn't flutter
you shouldn't flutter
they shouldn't flutter 	I shouldn't be fluttering
you shouldn't be fluttering
she shouldn't be fluttering
we shouldn't be fluttering
you shouldn't be fluttering
they shouldn't be fluttering	I shouldn't have fluttered
you shouldn't have fluttered
she shouldn't have fluttered
we shouldn't have fluttered
you shouldn't have fluttered
they shouldn't have fluttered	I shouldn't have been fluttering
you shouldn't have been fluttering
she shouldn't have been fluttering
we shouldn't have been fluttering
you shouldn't have been fluttering
they shouldn't have been fluttering	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I flutter?
should you flutter?
should she flutter?
should we flutter?
should you flutter?
should they flutter? 	should I be fluttering?
should you be fluttering?
should she be fluttering?
should we be fluttering?
should you be fluttering?
should they be fluttering? 	should I have fluttered?
should you have fluttered?
should she have fluttered?
should we have fluttered?
should you have fluttered?
should they have fluttered? 	should I have been fluttering?
should you have been fluttering?
should she have been fluttering?
should we have been fluttering?
should you have been fluttering?
should they have been fluttering? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shouldn't I flutter?
shouldn't you flutter?
shouldn't she flutter?
shouldn't we flutter?
shouldn't you flutter?
shouldn't they flutter? 	shouldn't I be fluttering?
shouldn't you be fluttering?
shouldn't she be fluttering?
shouldn't we be fluttering?
shouldn't you be fluttering?
shouldn't they be fluttering? 	shouldn't I have fluttered?
shouldn't you have fluttered?
shouldn't she have fluttered?
shouldn't we have fluttered?
shouldn't you have fluttered?
shouldn't they have fluttered? 	shouldn't I have been fluttering?
shouldn't you have been fluttering?
shouldn't she have been fluttering?
shouldn't we have been fluttering?
shouldn't you have been fluttering?
shouldn't they have been fluttering?