should antedate
Verbo regular: antedate - antedated- antedated

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I'd antedate
you'd antedate
he'd antedate
we'd antedate
you'd antedate
they'd antedate 	I'd be antedating
you'd be antedating
he'd be antedating
we'd be antedating
you'd be antedating
they'd be antedating	I should've antedated
you should've antedated
he should've antedated
we should've antedated
you should've antedated
they should've antedated	I should've been antedating
you should've been antedating
he should've been antedating
we should've been antedating
you should've been antedating
they should've been antedating	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shouldn't antedate
you shouldn't antedate
he shouldn't antedate
we shouldn't antedate
you shouldn't antedate
they shouldn't antedate 	I shouldn't be antedating
you shouldn't be antedating
he shouldn't be antedating
we shouldn't be antedating
you shouldn't be antedating
they shouldn't be antedating	I shouldn't have antedated
you shouldn't have antedated
he shouldn't have antedated
we shouldn't have antedated
you shouldn't have antedated
they shouldn't have antedated	I shouldn't have been antedating
you shouldn't have been antedating
he shouldn't have been antedating
we shouldn't have been antedating
you shouldn't have been antedating
they shouldn't have been antedating	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I antedate?
should you antedate?
should he antedate?
should we antedate?
should you antedate?
should they antedate? 	should I be antedating?
should you be antedating?
should he be antedating?
should we be antedating?
should you be antedating?
should they be antedating? 	should I have antedated?
should you have antedated?
should he have antedated?
should we have antedated?
should you have antedated?
should they have antedated? 	should I have been antedating?
should you have been antedating?
should he have been antedating?
should we have been antedating?
should you have been antedating?
should they have been antedating? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shouldn't I antedate?
shouldn't you antedate?
shouldn't he antedate?
shouldn't we antedate?
shouldn't you antedate?
shouldn't they antedate? 	shouldn't I be antedating?
shouldn't you be antedating?
shouldn't he be antedating?
shouldn't we be antedating?
shouldn't you be antedating?
shouldn't they be antedating? 	shouldn't I have antedated?
shouldn't you have antedated?
shouldn't he have antedated?
shouldn't we have antedated?
shouldn't you have antedated?
shouldn't they have antedated? 	shouldn't I have been antedating?
shouldn't you have been antedating?
shouldn't he have been antedating?
shouldn't we have been antedating?
shouldn't you have been antedating?
shouldn't they have been antedating?