can counterattack
Regular verb: counterattack - counterattacked- counterattacked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can counterattack
you can counterattack
he can counterattack
we can counterattack
you can counterattack
they can counterattack 	I can be counterattacking
you can be counterattacking
he can be counterattacking
we can be counterattacking
you can be counterattacking
they can be counterattacking	I can have counterattacked
you can have counterattacked
he can have counterattacked
we can have counterattacked
you can have counterattacked
they can have counterattacked	I can have been counterattacking
you can have been counterattacking
he can have been counterattacking
we can have been counterattacking
you can have been counterattacking
they can have been counterattacking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't counterattack
you can't counterattack
he can't counterattack
we can't counterattack
you can't counterattack
they can't counterattack 	I can't be counterattacking
you can't be counterattacking
he can't be counterattacking
we can't be counterattacking
you can't be counterattacking
they can't be counterattacking	I can't have counterattacked
you can't have counterattacked
he can't have counterattacked
we can't have counterattacked
you can't have counterattacked
they can't have counterattacked	I can't have been counterattacking
you can't have been counterattacking
he can't have been counterattacking
we can't have been counterattacking
you can't have been counterattacking
they can't have been counterattacking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I counterattack?
can you counterattack?
can he counterattack?
can we counterattack?
can you counterattack?
can they counterattack? 	can I be counterattacking?
can you be counterattacking?
can he be counterattacking?
can we be counterattacking?
can you be counterattacking?
can they be counterattacking? 	can I have counterattacked?
can you have counterattacked?
can he have counterattacked?
can we have counterattacked?
can you have counterattacked?
can they have counterattacked? 	can I have been counterattacking?
can you have been counterattacking?
can he have been counterattacking?
can we have been counterattacking?
can you have been counterattacking?
can they have been counterattacking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I counterattack?
can't you counterattack?
can't he counterattack?
can't we counterattack?
can't you counterattack?
can't they counterattack? 	can't I be counterattacking?
can't you be counterattacking?
can't he be counterattacking?
can't we be counterattacking?
can't you be counterattacking?
can't they be counterattacking? 	can't I have counterattacked?
can't you have counterattacked?
can't he have counterattacked?
can't we have counterattacked?
can't you have counterattacked?
can't they have counterattacked? 	can't I have been counterattacking?
can't you have been counterattacking?
can't he have been counterattacking?
can't we have been counterattacking?
can't you have been counterattacking?
can't they have been counterattacking?