English verb conjugation
COULD CHARGE

Regular verb: charge - charged - charged

Affirmation

Simple form	V-ing form
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
Perfect	V-ing perfect
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
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
Perfect	V-ing perfect
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
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?
Perfect	V-ing perfect
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
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?
Perfect	V-ing perfect
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?