should ball
Regular verb: ball - balled- balled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should ball
you should ball
he should ball
we should ball
you should ball
they should ball 	I should be balling
you should be balling
he should be balling
we should be balling
you should be balling
they should be balling	I should have balled
you should have balled
he should have balled
we should have balled
you should have balled
they should have balled	I should have been balling
you should have been balling
he should have been balling
we should have been balling
you should have been balling
they should have been balling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not ball
you should not ball
he should not ball
we should not ball
you should not ball
they should not ball 	I should not be balling
you should not be balling
he should not be balling
we should not be balling
you should not be balling
they should not be balling	I should not have balled
you should not have balled
he should not have balled
we should not have balled
you should not have balled
they should not have balled	I should not have been balling
you should not have been balling
he should not have been balling
we should not have been balling
you should not have been balling
they should not have been balling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I ball?
should you ball?
should he ball?
should we ball?
should you ball?
should they ball? 	should I be balling?
should you be balling?
should he be balling?
should we be balling?
should you be balling?
should they be balling? 	should I have balled?
should you have balled?
should he have balled?
should we have balled?
should you have balled?
should they have balled? 	should I have been balling?
should you have been balling?
should he have been balling?
should we have been balling?
should you have been balling?
should they have been balling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not ball?
should you not ball?
should he not ball?
should we not ball?
should you not ball?
should they not ball? 	should I not be balling?
should you not be balling?
should he not be balling?
should we not be balling?
should you not be balling?
should they not be balling? 	should I not have balled?
should you not have balled?
should he not have balled?
should we not have balled?
should you not have balled?
should they not have balled? 	should I not have been balling?
should you not have been balling?
should he not have been balling?
should we not have been balling?
should you not have been balling?
should they not have been balling?