could charge
Regular verb: charge - charged- charged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could charge
you could charge
he could charge
we could charge
you could charge
they could charge 	I could be charging
you could be charging
he could be charging
we could be charging
you could be charging
they could be charging	I could have charged
you could have charged
he could have charged
we could have charged
you could have charged
they could have charged	I could have been charging
you could have been charging
he could have been charging
we could have been charging
you could have been charging
they could have been charging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not charge
you could not charge
he could not charge
we could not charge
you could not charge
they could not charge 	I could not be charging
you could not be charging
he could not be charging
we could not be charging
you could not be charging
they could not be charging	I could not have charged
you could not have charged
he could not have charged
we could not have charged
you could not have charged
they could not have charged	I could not have been charging
you could not have been charging
he could not have been charging
we could not have been charging
you could not have been charging
they could not have been charging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I charge?
could you charge?
could he charge?
could we charge?
could you charge?
could they charge? 	could I be charging?
could you be charging?
could he be charging?
could we be charging?
could you be charging?
could they be charging? 	could I have charged?
could you have charged?
could he have charged?
could we have charged?
could you have charged?
could they have charged? 	could I have been charging?
could you have been charging?
could he have been charging?
could we have been charging?
could you have been charging?
could they have been charging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not charge?
could you not charge?
could he not charge?
could we not charge?
could you not charge?
could they not charge? 	could I not be charging?
could you not be charging?
could he not be charging?
could we not be charging?
could you not be charging?
could they not be charging? 	could I not have charged?
could you not have charged?
could he not have charged?
could we not have charged?
could you not have charged?
could they not have charged? 	could I not have been charging?
could you not have been charging?
could he not have been charging?
could we not have been charging?
could you not have been charging?
could they not have been charging?