could interact
Regular verb: interact - interacted- interacted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could interact
you could interact
he could interact
we could interact
you could interact
they could interact 	I could be interacting
you could be interacting
he could be interacting
we could be interacting
you could be interacting
they could be interacting	I could have interacted
you could have interacted
he could have interacted
we could have interacted
you could have interacted
they could have interacted	I could have been interacting
you could have been interacting
he could have been interacting
we could have been interacting
you could have been interacting
they could have been interacting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not interact
you could not interact
he could not interact
we could not interact
you could not interact
they could not interact 	I could not be interacting
you could not be interacting
he could not be interacting
we could not be interacting
you could not be interacting
they could not be interacting	I could not have interacted
you could not have interacted
he could not have interacted
we could not have interacted
you could not have interacted
they could not have interacted	I could not have been interacting
you could not have been interacting
he could not have been interacting
we could not have been interacting
you could not have been interacting
they could not have been interacting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I interact?
could you interact?
could he interact?
could we interact?
could you interact?
could they interact? 	could I be interacting?
could you be interacting?
could he be interacting?
could we be interacting?
could you be interacting?
could they be interacting? 	could I have interacted?
could you have interacted?
could he have interacted?
could we have interacted?
could you have interacted?
could they have interacted? 	could I have been interacting?
could you have been interacting?
could he have been interacting?
could we have been interacting?
could you have been interacting?
could they have been interacting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not interact?
could you not interact?
could he not interact?
could we not interact?
could you not interact?
could they not interact? 	could I not be interacting?
could you not be interacting?
could he not be interacting?
could we not be interacting?
could you not be interacting?
could they not be interacting? 	could I not have interacted?
could you not have interacted?
could he not have interacted?
could we not have interacted?
could you not have interacted?
could they not have interacted? 	could I not have been interacting?
could you not have been interacting?
could he not have been interacting?
could we not have been interacting?
could you not have been interacting?
could they not have been interacting?