English verb conjugation
CAN DISCIPLINE

Regular verb: discipline - disciplined - disciplined

Affirmation

Simple form	V-ing form
I can discipline you can discipline he can discipline we can discipline you can discipline they can discipline	I can be disciplining you can be disciplining he can be disciplining we can be disciplining you can be disciplining they can be disciplining
Perfect	V-ing perfect
I can have disciplined you can have disciplined he can have disciplined we can have disciplined you can have disciplined they can have disciplined	I can have been disciplining you can have been disciplining he can have been disciplining we can have been disciplining you can have been disciplining they can have been disciplining

Negation

Simple form	V-ing form
I can't discipline you can't discipline he can't discipline we can't discipline you can't discipline they can't discipline	I can't be disciplining you can't be disciplining he can't be disciplining we can't be disciplining you can't be disciplining they can't be disciplining
Perfect	V-ing perfect
I can't have disciplined you can't have disciplined he can't have disciplined we can't have disciplined you can't have disciplined they can't have disciplined	I can't have been disciplining you can't have been disciplining he can't have been disciplining we can't have been disciplining you can't have been disciplining they can't have been disciplining

Interrogative form

Simple form	V-ing form
can I discipline? can you discipline? can he discipline? can we discipline? can you discipline? can they discipline?	can I be disciplining? can you be disciplining? can he be disciplining? can we be disciplining? can you be disciplining? can they be disciplining?
Perfect	V-ing perfect
can I have disciplined? can you have disciplined? can he have disciplined? can we have disciplined? can you have disciplined? can they have disciplined?	can I have been disciplining? can you have been disciplining? can he have been disciplining? can we have been disciplining? can you have been disciplining? can they have been disciplining?

Interro-negative form

Simple form	V-ing form
can't I discipline? can't you discipline? can't he discipline? can't we discipline? can't you discipline? can't they discipline?	can't I be disciplining? can't you be disciplining? can't he be disciplining? can't we be disciplining? can't you be disciplining? can't they be disciplining?
Perfect	V-ing perfect
can't I have disciplined? can't you have disciplined? can't he have disciplined? can't we have disciplined? can't you have disciplined? can't they have disciplined?	can't I have been disciplining? can't you have been disciplining? can't he have been disciplining? can't we have been disciplining? can't you have been disciplining? can't they have been disciplining?