should stop
Regular verb: stop - stopped- stopped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd stop
you'd stop
he'd stop
we'd stop
you'd stop
they'd stop 	I'd be stopping
you'd be stopping
he'd be stopping
we'd be stopping
you'd be stopping
they'd be stopping	I should've stopped
you should've stopped
he should've stopped
we should've stopped
you should've stopped
they should've stopped	I should've been stopping
you should've been stopping
he should've been stopping
we should've been stopping
you should've been stopping
they should've been stopping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't stop
you shouldn't stop
he shouldn't stop
we shouldn't stop
you shouldn't stop
they shouldn't stop 	I shouldn't be stopping
you shouldn't be stopping
he shouldn't be stopping
we shouldn't be stopping
you shouldn't be stopping
they shouldn't be stopping	I shouldn't have stopped
you shouldn't have stopped
he shouldn't have stopped
we shouldn't have stopped
you shouldn't have stopped
they shouldn't have stopped	I shouldn't have been stopping
you shouldn't have been stopping
he shouldn't have been stopping
we shouldn't have been stopping
you shouldn't have been stopping
they shouldn't have been stopping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I stop?
should you stop?
should he stop?
should we stop?
should you stop?
should they stop? 	should I be stopping?
should you be stopping?
should he be stopping?
should we be stopping?
should you be stopping?
should they be stopping? 	should I have stopped?
should you have stopped?
should he have stopped?
should we have stopped?
should you have stopped?
should they have stopped? 	should I have been stopping?
should you have been stopping?
should he have been stopping?
should we have been stopping?
should you have been stopping?
should they have been stopping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I stop?
shouldn't you stop?
shouldn't he stop?
shouldn't we stop?
shouldn't you stop?
shouldn't they stop? 	shouldn't I be stopping?
shouldn't you be stopping?
shouldn't he be stopping?
shouldn't we be stopping?
shouldn't you be stopping?
shouldn't they be stopping? 	shouldn't I have stopped?
shouldn't you have stopped?
shouldn't he have stopped?
shouldn't we have stopped?
shouldn't you have stopped?
shouldn't they have stopped? 	shouldn't I have been stopping?
shouldn't you have been stopping?
shouldn't he have been stopping?
shouldn't we have been stopping?
shouldn't you have been stopping?
shouldn't they have been stopping?