could counterbalance
Verbo regular: counterbalance - counterbalanced- counterbalanced

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could counterbalance
you could counterbalance
he could counterbalance
we could counterbalance
you could counterbalance
they could counterbalance 	I could be counterbalancing
you could be counterbalancing
he could be counterbalancing
we could be counterbalancing
you could be counterbalancing
they could be counterbalancing	I could have counterbalanced
you could have counterbalanced
he could have counterbalanced
we could have counterbalanced
you could have counterbalanced
they could have counterbalanced	I could have been counterbalancing
you could have been counterbalancing
he could have been counterbalancing
we could have been counterbalancing
you could have been counterbalancing
they could have been counterbalancing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't counterbalance
you couldn't counterbalance
he couldn't counterbalance
we couldn't counterbalance
you couldn't counterbalance
they couldn't counterbalance 	I couldn't be counterbalancing
you couldn't be counterbalancing
he couldn't be counterbalancing
we couldn't be counterbalancing
you couldn't be counterbalancing
they couldn't be counterbalancing	I couldn't have counterbalanced
you couldn't have counterbalanced
he couldn't have counterbalanced
we couldn't have counterbalanced
you couldn't have counterbalanced
they couldn't have counterbalanced	I couldn't have been counterbalancing
you couldn't have been counterbalancing
he couldn't have been counterbalancing
we couldn't have been counterbalancing
you couldn't have been counterbalancing
they couldn't have been counterbalancing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I counterbalance?
could you counterbalance?
could he counterbalance?
could we counterbalance?
could you counterbalance?
could they counterbalance? 	could I be counterbalancing?
could you be counterbalancing?
could he be counterbalancing?
could we be counterbalancing?
could you be counterbalancing?
could they be counterbalancing? 	could I have counterbalanced?
could you have counterbalanced?
could he have counterbalanced?
could we have counterbalanced?
could you have counterbalanced?
could they have counterbalanced? 	could I have been counterbalancing?
could you have been counterbalancing?
could he have been counterbalancing?
could we have been counterbalancing?
could you have been counterbalancing?
could they have been counterbalancing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I counterbalance?
couldn't you counterbalance?
couldn't he counterbalance?
couldn't we counterbalance?
couldn't you counterbalance?
couldn't they counterbalance? 	couldn't I be counterbalancing?
couldn't you be counterbalancing?
couldn't he be counterbalancing?
couldn't we be counterbalancing?
couldn't you be counterbalancing?
couldn't they be counterbalancing? 	couldn't I have counterbalanced?
couldn't you have counterbalanced?
couldn't he have counterbalanced?
couldn't we have counterbalanced?
couldn't you have counterbalanced?
couldn't they have counterbalanced? 	couldn't I have been counterbalancing?
couldn't you have been counterbalancing?
couldn't he have been counterbalancing?
couldn't we have been counterbalancing?
couldn't you have been counterbalancing?
couldn't they have been counterbalancing?