could pickaback
Verbo regular: pickaback - pickabacked- pickabacked

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could pickaback
you could pickaback
he could pickaback
we could pickaback
you could pickaback
they could pickaback 	I could be pickabacking
you could be pickabacking
he could be pickabacking
we could be pickabacking
you could be pickabacking
they could be pickabacking	I could have pickabacked
you could have pickabacked
he could have pickabacked
we could have pickabacked
you could have pickabacked
they could have pickabacked	I could have been pickabacking
you could have been pickabacking
he could have been pickabacking
we could have been pickabacking
you could have been pickabacking
they could have been pickabacking	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not pickaback
you could not pickaback
he could not pickaback
we could not pickaback
you could not pickaback
they could not pickaback 	I could not be pickabacking
you could not be pickabacking
he could not be pickabacking
we could not be pickabacking
you could not be pickabacking
they could not be pickabacking	I could not have pickabacked
you could not have pickabacked
he could not have pickabacked
we could not have pickabacked
you could not have pickabacked
they could not have pickabacked	I could not have been pickabacking
you could not have been pickabacking
he could not have been pickabacking
we could not have been pickabacking
you could not have been pickabacking
they could not have been pickabacking	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I pickaback?
could you pickaback?
could he pickaback?
could we pickaback?
could you pickaback?
could they pickaback? 	could I be pickabacking?
could you be pickabacking?
could he be pickabacking?
could we be pickabacking?
could you be pickabacking?
could they be pickabacking? 	could I have pickabacked?
could you have pickabacked?
could he have pickabacked?
could we have pickabacked?
could you have pickabacked?
could they have pickabacked? 	could I have been pickabacking?
could you have been pickabacking?
could he have been pickabacking?
could we have been pickabacking?
could you have been pickabacking?
could they have been pickabacking? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not pickaback?
could you not pickaback?
could he not pickaback?
could we not pickaback?
could you not pickaback?
could they not pickaback? 	could I not be pickabacking?
could you not be pickabacking?
could he not be pickabacking?
could we not be pickabacking?
could you not be pickabacking?
could they not be pickabacking? 	could I not have pickabacked?
could you not have pickabacked?
could he not have pickabacked?
could we not have pickabacked?
could you not have pickabacked?
could they not have pickabacked? 	could I not have been pickabacking?
could you not have been pickabacking?
could he not have been pickabacking?
could we not have been pickabacking?
could you not have been pickabacking?
could they not have been pickabacking?