shall counteract
Regular verb: counteract - counteracted- counteracted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'll counteract
you'll counteract
he'll counteract
we'll counteract
you'll counteract
they'll counteract 	I'll be counteracting
you'll be counteracting
he'll be counteracting
we'll be counteracting
you'll be counteracting
they'll be counteracting	I'll have counteracted
you'll have counteracted
he'll have counteracted
we'll have counteracted
you'll have counteracted
they'll have counteracted	I'll have been counteracting
you'll have been counteracting
he'll have been counteracting
we'll have been counteracting
you'll have been counteracting
they'll have been counteracting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shan't counteract
you shan't counteract
he shan't counteract
we shan't counteract
you shan't counteract
they shan't counteract 	I shan't be counteracting
you shan't be counteracting
he shan't be counteracting
we shan't be counteracting
you shan't be counteracting
they shan't be counteracting	I shan't have counteracted
you shan't have counteracted
he shan't have counteracted
we shan't have counteracted
you shan't have counteracted
they shan't have counteracted	I shan't have been counteracting
you shan't have been counteracting
he shan't have been counteracting
we shan't have been counteracting
you shan't have been counteracting
they shan't have been counteracting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I counteract?
shall you counteract?
shall he counteract?
shall we counteract?
shall you counteract?
shall they counteract? 	shall I be counteracting?
shall you be counteracting?
shall he be counteracting?
shall we be counteracting?
shall you be counteracting?
shall they be counteracting? 	shall I have counteracted?
shall you have counteracted?
shall he have counteracted?
shall we have counteracted?
shall you have counteracted?
shall they have counteracted? 	shall I have been counteracting?
shall you have been counteracting?
shall he have been counteracting?
shall we have been counteracting?
shall you have been counteracting?
shall they have been counteracting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shan't I counteract?
shan't you counteract?
shan't he counteract?
shan't we counteract?
shan't you counteract?
shan't they counteract? 	shan't I be counteracting?
shan't you be counteracting?
shan't he be counteracting?
shan't we be counteracting?
shan't you be counteracting?
shan't they be counteracting? 	shan't I have counteracted?
shan't you have counteracted?
shan't he have counteracted?
shan't we have counteracted?
shan't you have counteracted?
shan't they have counteracted? 	shan't I have been counteracting?
shan't you have been counteracting?
shan't he have been counteracting?
shan't we have been counteracting?
shan't you have been counteracting?
shan't they have been counteracting?