can counteract
Verbo regular: counteract - counteracted- counteracted

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can counteract
you can counteract
he can counteract
we can counteract
you can counteract
they can counteract 	I can be counteracting
you can be counteracting
he can be counteracting
we can be counteracting
you can be counteracting
they can be counteracting	I can have counteracted
you can have counteracted
he can have counteracted
we can have counteracted
you can have counteracted
they can have counteracted	I can have been counteracting
you can have been counteracting
he can have been counteracting
we can have been counteracting
you can have been counteracting
they can have been counteracting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot counteract
you cannot counteract
he cannot counteract
we cannot counteract
you cannot counteract
they cannot counteract 	I cannot be counteracting
you cannot be counteracting
he cannot be counteracting
we cannot be counteracting
you cannot be counteracting
they cannot be counteracting	I cannot have counteracted
you cannot have counteracted
he cannot have counteracted
we cannot have counteracted
you cannot have counteracted
they cannot have counteracted	I cannot have been counteracting
you cannot have been counteracting
he cannot have been counteracting
we cannot have been counteracting
you cannot have been counteracting
they cannot have been counteracting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I counteract?
can you counteract?
can he counteract?
can we counteract?
can you counteract?
can they counteract? 	can I be counteracting?
can you be counteracting?
can he be counteracting?
can we be counteracting?
can you be counteracting?
can they be counteracting? 	can I have counteracted?
can you have counteracted?
can he have counteracted?
can we have counteracted?
can you have counteracted?
can they have counteracted? 	can I have been counteracting?
can you have been counteracting?
can he have been counteracting?
can we have been counteracting?
can you have been counteracting?
can they have been counteracting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not counteract?
can you not counteract?
can he not counteract?
can we not counteract?
can you not counteract?
can they not counteract? 	can I not be counteracting?
can you not be counteracting?
can he not be counteracting?
can we not be counteracting?
can you not be counteracting?
can they not be counteracting? 	can I not have counteracted?
can you not have counteracted?
can he not have counteracted?
can we not have counteracted?
can you not have counteracted?
can they not have counteracted? 	can I not have been counteracting?
can you not have been counteracting?
can he not have been counteracting?
can we not have been counteracting?
can you not have been counteracting?
can they not have been counteracting?