should prune
Regular verb: prune - pruned- pruned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should prune
you should prune
he should prune
we should prune
you should prune
they should prune 	I should be pruning
you should be pruning
he should be pruning
we should be pruning
you should be pruning
they should be pruning	I should have pruned
you should have pruned
he should have pruned
we should have pruned
you should have pruned
they should have pruned	I should have been pruning
you should have been pruning
he should have been pruning
we should have been pruning
you should have been pruning
they should have been pruning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not prune
you should not prune
he should not prune
we should not prune
you should not prune
they should not prune 	I should not be pruning
you should not be pruning
he should not be pruning
we should not be pruning
you should not be pruning
they should not be pruning	I should not have pruned
you should not have pruned
he should not have pruned
we should not have pruned
you should not have pruned
they should not have pruned	I should not have been pruning
you should not have been pruning
he should not have been pruning
we should not have been pruning
you should not have been pruning
they should not have been pruning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I prune?
should you prune?
should he prune?
should we prune?
should you prune?
should they prune? 	should I be pruning?
should you be pruning?
should he be pruning?
should we be pruning?
should you be pruning?
should they be pruning? 	should I have pruned?
should you have pruned?
should he have pruned?
should we have pruned?
should you have pruned?
should they have pruned? 	should I have been pruning?
should you have been pruning?
should he have been pruning?
should we have been pruning?
should you have been pruning?
should they have been pruning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not prune?
should you not prune?
should he not prune?
should we not prune?
should you not prune?
should they not prune? 	should I not be pruning?
should you not be pruning?
should he not be pruning?
should we not be pruning?
should you not be pruning?
should they not be pruning? 	should I not have pruned?
should you not have pruned?
should he not have pruned?
should we not have pruned?
should you not have pruned?
should they not have pruned? 	should I not have been pruning?
should you not have been pruning?
should he not have been pruning?
should we not have been pruning?
should you not have been pruning?
should they not have been pruning?