could gesticulate
Regular verb: gesticulate - gesticulated- gesticulated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could gesticulate
you could gesticulate
he could gesticulate
we could gesticulate
you could gesticulate
they could gesticulate 	I could be gesticulating
you could be gesticulating
he could be gesticulating
we could be gesticulating
you could be gesticulating
they could be gesticulating	I could have gesticulated
you could have gesticulated
he could have gesticulated
we could have gesticulated
you could have gesticulated
they could have gesticulated	I could have been gesticulating
you could have been gesticulating
he could have been gesticulating
we could have been gesticulating
you could have been gesticulating
they could have been gesticulating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not gesticulate
you could not gesticulate
he could not gesticulate
we could not gesticulate
you could not gesticulate
they could not gesticulate 	I could not be gesticulating
you could not be gesticulating
he could not be gesticulating
we could not be gesticulating
you could not be gesticulating
they could not be gesticulating	I could not have gesticulated
you could not have gesticulated
he could not have gesticulated
we could not have gesticulated
you could not have gesticulated
they could not have gesticulated	I could not have been gesticulating
you could not have been gesticulating
he could not have been gesticulating
we could not have been gesticulating
you could not have been gesticulating
they could not have been gesticulating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I gesticulate?
could you gesticulate?
could he gesticulate?
could we gesticulate?
could you gesticulate?
could they gesticulate? 	could I be gesticulating?
could you be gesticulating?
could he be gesticulating?
could we be gesticulating?
could you be gesticulating?
could they be gesticulating? 	could I have gesticulated?
could you have gesticulated?
could he have gesticulated?
could we have gesticulated?
could you have gesticulated?
could they have gesticulated? 	could I have been gesticulating?
could you have been gesticulating?
could he have been gesticulating?
could we have been gesticulating?
could you have been gesticulating?
could they have been gesticulating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not gesticulate?
could you not gesticulate?
could he not gesticulate?
could we not gesticulate?
could you not gesticulate?
could they not gesticulate? 	could I not be gesticulating?
could you not be gesticulating?
could he not be gesticulating?
could we not be gesticulating?
could you not be gesticulating?
could they not be gesticulating? 	could I not have gesticulated?
could you not have gesticulated?
could he not have gesticulated?
could we not have gesticulated?
could you not have gesticulated?
could they not have gesticulated? 	could I not have been gesticulating?
could you not have been gesticulating?
could he not have been gesticulating?
could we not have been gesticulating?
could you not have been gesticulating?
could they not have been gesticulating?