I'd be charging you'd be charging he'd be charging we'd be charging you'd be charging they'd be charging
Perfect
I should've charged you should've charged he should've charged we should've charged you should've charged they should've charged
V-ing perfect
I should've been charging you should've been charging he should've been charging we should've been charging you should've been charging they should've been charging
Negation
Simple form
I shouldn't charge you shouldn't charge he shouldn't charge we shouldn't charge you shouldn't charge they shouldn't charge
V-ing form
I shouldn't be charging you shouldn't be charging he shouldn't be charging we shouldn't be charging you shouldn't be charging they shouldn't be charging
Perfect
I shouldn't have charged you shouldn't have charged he shouldn't have charged we shouldn't have charged you shouldn't have charged they shouldn't have charged
V-ing perfect
I shouldn't have been charging you shouldn't have been charging he shouldn't have been charging we shouldn't have been charging you shouldn't have been charging they shouldn't have been charging
Interrogative form
Simple form
should I charge? should you charge? should he charge? should we charge? should you charge? should they charge?
V-ing form
should I be charging? should you be charging? should he be charging? should we be charging? should you be charging? should they be charging?
Perfect
should I have charged? should you have charged? should he have charged? should we have charged? should you have charged? should they have charged?
V-ing perfect
should I have been charging? should you have been charging? should he have been charging? should we have been charging? should you have been charging? should they have been charging?
Interro-negative form
Simple form
shouldn't I charge? shouldn't you charge? shouldn't he charge? shouldn't we charge? shouldn't you charge? shouldn't they charge?
V-ing form
shouldn't I be charging? shouldn't you be charging? shouldn't he be charging? shouldn't we be charging? shouldn't you be charging? shouldn't they be charging?
Perfect
shouldn't I have charged? shouldn't you have charged? shouldn't he have charged? shouldn't we have charged? shouldn't you have charged? shouldn't they have charged?
V-ing perfect
shouldn't I have been charging? shouldn't you have been charging? shouldn't he have been charging? shouldn't we have been charging? shouldn't you have been charging? shouldn't they have been charging?