should preacknowledge
Verbo regular: preacknowledge - preacknowledged- preacknowledged

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I'd preacknowledge
you'd preacknowledge
he'd preacknowledge
we'd preacknowledge
you'd preacknowledge
they'd preacknowledge 	I'd be preacknowledging
you'd be preacknowledging
he'd be preacknowledging
we'd be preacknowledging
you'd be preacknowledging
they'd be preacknowledging	I should've preacknowledged
you should've preacknowledged
he should've preacknowledged
we should've preacknowledged
you should've preacknowledged
they should've preacknowledged	I should've been preacknowledging
you should've been preacknowledging
he should've been preacknowledging
we should've been preacknowledging
you should've been preacknowledging
they should've been preacknowledging	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shouldn't preacknowledge
you shouldn't preacknowledge
he shouldn't preacknowledge
we shouldn't preacknowledge
you shouldn't preacknowledge
they shouldn't preacknowledge 	I shouldn't be preacknowledging
you shouldn't be preacknowledging
he shouldn't be preacknowledging
we shouldn't be preacknowledging
you shouldn't be preacknowledging
they shouldn't be preacknowledging	I shouldn't have preacknowledged
you shouldn't have preacknowledged
he shouldn't have preacknowledged
we shouldn't have preacknowledged
you shouldn't have preacknowledged
they shouldn't have preacknowledged	I shouldn't have been preacknowledging
you shouldn't have been preacknowledging
he shouldn't have been preacknowledging
we shouldn't have been preacknowledging
you shouldn't have been preacknowledging
they shouldn't have been preacknowledging	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I preacknowledge?
should you preacknowledge?
should he preacknowledge?
should we preacknowledge?
should you preacknowledge?
should they preacknowledge? 	should I be preacknowledging?
should you be preacknowledging?
should he be preacknowledging?
should we be preacknowledging?
should you be preacknowledging?
should they be preacknowledging? 	should I have preacknowledged?
should you have preacknowledged?
should he have preacknowledged?
should we have preacknowledged?
should you have preacknowledged?
should they have preacknowledged? 	should I have been preacknowledging?
should you have been preacknowledging?
should he have been preacknowledging?
should we have been preacknowledging?
should you have been preacknowledging?
should they have been preacknowledging? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shouldn't I preacknowledge?
shouldn't you preacknowledge?
shouldn't he preacknowledge?
shouldn't we preacknowledge?
shouldn't you preacknowledge?
shouldn't they preacknowledge? 	shouldn't I be preacknowledging?
shouldn't you be preacknowledging?
shouldn't he be preacknowledging?
shouldn't we be preacknowledging?
shouldn't you be preacknowledging?
shouldn't they be preacknowledging? 	shouldn't I have preacknowledged?
shouldn't you have preacknowledged?
shouldn't he have preacknowledged?
shouldn't we have preacknowledged?
shouldn't you have preacknowledged?
shouldn't they have preacknowledged? 	shouldn't I have been preacknowledging?
shouldn't you have been preacknowledging?
shouldn't he have been preacknowledging?
shouldn't we have been preacknowledging?
shouldn't you have been preacknowledging?
shouldn't they have been preacknowledging?