I can judge you can judge she can judge we can judge you can judge they can judge
V-ing form
I can be judging you can be judging she can be judging we can be judging you can be judging they can be judging
Perfect
I can have judged you can have judged she can have judged we can have judged you can have judged they can have judged
V-ing perfect
I can have been judging you can have been judging she can have been judging we can have been judging you can have been judging they can have been judging
Negation
Simple form
I can't judge you can't judge she can't judge we can't judge you can't judge they can't judge
V-ing form
I can't be judging you can't be judging she can't be judging we can't be judging you can't be judging they can't be judging
Perfect
I can't have judged you can't have judged she can't have judged we can't have judged you can't have judged they can't have judged
V-ing perfect
I can't have been judging you can't have been judging she can't have been judging we can't have been judging you can't have been judging they can't have been judging
Interrogative form
Simple form
can I judge? can you judge? can she judge? can we judge? can you judge? can they judge?
V-ing form
can I be judging? can you be judging? can she be judging? can we be judging? can you be judging? can they be judging?
Perfect
can I have judged? can you have judged? can she have judged? can we have judged? can you have judged? can they have judged?
V-ing perfect
can I have been judging? can you have been judging? can she have been judging? can we have been judging? can you have been judging? can they have been judging?
Interro-negative form
Simple form
can't I judge? can't you judge? can't she judge? can't we judge? can't you judge? can't they judge?
V-ing form
can't I be judging? can't you be judging? can't she be judging? can't we be judging? can't you be judging? can't they be judging?
Perfect
can't I have judged? can't you have judged? can't she have judged? can't we have judged? can't you have judged? can't they have judged?
V-ing perfect
can't I have been judging? can't you have been judging? can't she have been judging? can't we have been judging? can't you have been judging? can't they have been judging?