should patrol
Regular verb: patrol - patrolled- patrolled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should patrol
you should patrol
he should patrol
we should patrol
you should patrol
they should patrol 	I should be patrolling
you should be patrolling
he should be patrolling
we should be patrolling
you should be patrolling
they should be patrolling	I should have patrolled
you should have patrolled
he should have patrolled
we should have patrolled
you should have patrolled
they should have patrolled	I should have been patrolling
you should have been patrolling
he should have been patrolling
we should have been patrolling
you should have been patrolling
they should have been patrolling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not patrol
you should not patrol
he should not patrol
we should not patrol
you should not patrol
they should not patrol 	I should not be patrolling
you should not be patrolling
he should not be patrolling
we should not be patrolling
you should not be patrolling
they should not be patrolling	I should not have patrolled
you should not have patrolled
he should not have patrolled
we should not have patrolled
you should not have patrolled
they should not have patrolled	I should not have been patrolling
you should not have been patrolling
he should not have been patrolling
we should not have been patrolling
you should not have been patrolling
they should not have been patrolling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I patrol?
should you patrol?
should he patrol?
should we patrol?
should you patrol?
should they patrol? 	should I be patrolling?
should you be patrolling?
should he be patrolling?
should we be patrolling?
should you be patrolling?
should they be patrolling? 	should I have patrolled?
should you have patrolled?
should he have patrolled?
should we have patrolled?
should you have patrolled?
should they have patrolled? 	should I have been patrolling?
should you have been patrolling?
should he have been patrolling?
should we have been patrolling?
should you have been patrolling?
should they have been patrolling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not patrol?
should you not patrol?
should he not patrol?
should we not patrol?
should you not patrol?
should they not patrol? 	should I not be patrolling?
should you not be patrolling?
should he not be patrolling?
should we not be patrolling?
should you not be patrolling?
should they not be patrolling? 	should I not have patrolled?
should you not have patrolled?
should he not have patrolled?
should we not have patrolled?
should you not have patrolled?
should they not have patrolled? 	should I not have been patrolling?
should you not have been patrolling?
should he not have been patrolling?
should we not have been patrolling?
should you not have been patrolling?
should they not have been patrolling?