could rig
Verbo regular: rig - rigged- rigged

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could rig
you could rig
he could rig
we could rig
you could rig
they could rig 	I could be rigging
you could be rigging
he could be rigging
we could be rigging
you could be rigging
they could be rigging	I could have rigged
you could have rigged
he could have rigged
we could have rigged
you could have rigged
they could have rigged	I could have been rigging
you could have been rigging
he could have been rigging
we could have been rigging
you could have been rigging
they could have been rigging	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not rig
you could not rig
he could not rig
we could not rig
you could not rig
they could not rig 	I could not be rigging
you could not be rigging
he could not be rigging
we could not be rigging
you could not be rigging
they could not be rigging	I could not have rigged
you could not have rigged
he could not have rigged
we could not have rigged
you could not have rigged
they could not have rigged	I could not have been rigging
you could not have been rigging
he could not have been rigging
we could not have been rigging
you could not have been rigging
they could not have been rigging	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I rig?
could you rig?
could he rig?
could we rig?
could you rig?
could they rig? 	could I be rigging?
could you be rigging?
could he be rigging?
could we be rigging?
could you be rigging?
could they be rigging? 	could I have rigged?
could you have rigged?
could he have rigged?
could we have rigged?
could you have rigged?
could they have rigged? 	could I have been rigging?
could you have been rigging?
could he have been rigging?
could we have been rigging?
could you have been rigging?
could they have been rigging? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not rig?
could you not rig?
could he not rig?
could we not rig?
could you not rig?
could they not rig? 	could I not be rigging?
could you not be rigging?
could he not be rigging?
could we not be rigging?
could you not be rigging?
could they not be rigging? 	could I not have rigged?
could you not have rigged?
could he not have rigged?
could we not have rigged?
could you not have rigged?
could they not have rigged? 	could I not have been rigging?
could you not have been rigging?
could he not have been rigging?
could we not have been rigging?
could you not have been rigging?
could they not have been rigging?