I can toggle you can toggle he can toggle we can toggle you can toggle they can toggle
V-ing form
I can be toggling you can be toggling he can be toggling we can be toggling you can be toggling they can be toggling
Perfect
I can have toggled you can have toggled he can have toggled we can have toggled you can have toggled they can have toggled
V-ing perfect
I can have been toggling you can have been toggling he can have been toggling we can have been toggling you can have been toggling they can have been toggling
Negation
Simple form
I can't toggle you can't toggle he can't toggle we can't toggle you can't toggle they can't toggle
V-ing form
I can't be toggling you can't be toggling he can't be toggling we can't be toggling you can't be toggling they can't be toggling
Perfect
I can't have toggled you can't have toggled he can't have toggled we can't have toggled you can't have toggled they can't have toggled
V-ing perfect
I can't have been toggling you can't have been toggling he can't have been toggling we can't have been toggling you can't have been toggling they can't have been toggling
Interrogative form
Simple form
can I toggle? can you toggle? can he toggle? can we toggle? can you toggle? can they toggle?
V-ing form
can I be toggling? can you be toggling? can he be toggling? can we be toggling? can you be toggling? can they be toggling?
Perfect
can I have toggled? can you have toggled? can he have toggled? can we have toggled? can you have toggled? can they have toggled?
V-ing perfect
can I have been toggling? can you have been toggling? can he have been toggling? can we have been toggling? can you have been toggling? can they have been toggling?
Interro-negative form
Simple form
can't I toggle? can't you toggle? can't he toggle? can't we toggle? can't you toggle? can't they toggle?
V-ing form
can't I be toggling? can't you be toggling? can't he be toggling? can't we be toggling? can't you be toggling? can't they be toggling?
Perfect
can't I have toggled? can't you have toggled? can't he have toggled? can't we have toggled? can't you have toggled? can't they have toggled?
V-ing perfect
can't I have been toggling? can't you have been toggling? can't he have been toggling? can't we have been toggling? can't you have been toggling? can't they have been toggling?