could prostrate
Verbo regular: prostrate - prostrated- prostrated

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could prostrate
you could prostrate
he could prostrate
we could prostrate
you could prostrate
they could prostrate 	I could be prostrating
you could be prostrating
he could be prostrating
we could be prostrating
you could be prostrating
they could be prostrating	I could have prostrated
you could have prostrated
he could have prostrated
we could have prostrated
you could have prostrated
they could have prostrated	I could have been prostrating
you could have been prostrating
he could have been prostrating
we could have been prostrating
you could have been prostrating
they could have been prostrating	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't prostrate
you couldn't prostrate
he couldn't prostrate
we couldn't prostrate
you couldn't prostrate
they couldn't prostrate 	I couldn't be prostrating
you couldn't be prostrating
he couldn't be prostrating
we couldn't be prostrating
you couldn't be prostrating
they couldn't be prostrating	I couldn't have prostrated
you couldn't have prostrated
he couldn't have prostrated
we couldn't have prostrated
you couldn't have prostrated
they couldn't have prostrated	I couldn't have been prostrating
you couldn't have been prostrating
he couldn't have been prostrating
we couldn't have been prostrating
you couldn't have been prostrating
they couldn't have been prostrating	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I prostrate?
could you prostrate?
could he prostrate?
could we prostrate?
could you prostrate?
could they prostrate? 	could I be prostrating?
could you be prostrating?
could he be prostrating?
could we be prostrating?
could you be prostrating?
could they be prostrating? 	could I have prostrated?
could you have prostrated?
could he have prostrated?
could we have prostrated?
could you have prostrated?
could they have prostrated? 	could I have been prostrating?
could you have been prostrating?
could he have been prostrating?
could we have been prostrating?
could you have been prostrating?
could they have been prostrating? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I prostrate?
couldn't you prostrate?
couldn't he prostrate?
couldn't we prostrate?
couldn't you prostrate?
couldn't they prostrate? 	couldn't I be prostrating?
couldn't you be prostrating?
couldn't he be prostrating?
couldn't we be prostrating?
couldn't you be prostrating?
couldn't they be prostrating? 	couldn't I have prostrated?
couldn't you have prostrated?
couldn't he have prostrated?
couldn't we have prostrated?
couldn't you have prostrated?
couldn't they have prostrated? 	couldn't I have been prostrating?
couldn't you have been prostrating?
couldn't he have been prostrating?
couldn't we have been prostrating?
couldn't you have been prostrating?
couldn't they have been prostrating?