I can deal you can deal she can deal we can deal you can deal they can deal
V-ing form
I can be dealing you can be dealing she can be dealing we can be dealing you can be dealing they can be dealing
Perfect
I can have dealt you can have dealt she can have dealt we can have dealt you can have dealt they can have dealt
V-ing perfect
I can have been dealing you can have been dealing she can have been dealing we can have been dealing you can have been dealing they can have been dealing
Negation
Simple form
I cannot deal you cannot deal she cannot deal we cannot deal you cannot deal they cannot deal
V-ing form
I cannot be dealing you cannot be dealing she cannot be dealing we cannot be dealing you cannot be dealing they cannot be dealing
Perfect
I cannot have dealt you cannot have dealt she cannot have dealt we cannot have dealt you cannot have dealt they cannot have dealt
V-ing perfect
I cannot have been dealing you cannot have been dealing she cannot have been dealing we cannot have been dealing you cannot have been dealing they cannot have been dealing
Interrogative form
Simple form
can I deal? can you deal? can she deal? can we deal? can you deal? can they deal?
V-ing form
can I be dealing? can you be dealing? can she be dealing? can we be dealing? can you be dealing? can they be dealing?
Perfect
can I have dealt? can you have dealt? can she have dealt? can we have dealt? can you have dealt? can they have dealt?
V-ing perfect
can I have been dealing? can you have been dealing? can she have been dealing? can we have been dealing? can you have been dealing? can they have been dealing?
Interro-negative form
Simple form
can I not deal? can you not deal? can she not deal? can we not deal? can you not deal? can they not deal?
V-ing form
can I not be dealing? can you not be dealing? can she not be dealing? can we not be dealing? can you not be dealing? can they not be dealing?
Perfect
can I not have dealt? can you not have dealt? can she not have dealt? can we not have dealt? can you not have dealt? can they not have dealt?
V-ing perfect
can I not have been dealing? can you not have been dealing? can she not have been dealing? can we not have been dealing? can you not have been dealing? can they not have been dealing?