should class
Regular verb: class - classed- classed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd class
you'd class
he'd class
we'd class
you'd class
they'd class 	I'd be classing
you'd be classing
he'd be classing
we'd be classing
you'd be classing
they'd be classing	I should've classed
you should've classed
he should've classed
we should've classed
you should've classed
they should've classed	I should've been classing
you should've been classing
he should've been classing
we should've been classing
you should've been classing
they should've been classing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't class
you shouldn't class
he shouldn't class
we shouldn't class
you shouldn't class
they shouldn't class 	I shouldn't be classing
you shouldn't be classing
he shouldn't be classing
we shouldn't be classing
you shouldn't be classing
they shouldn't be classing	I shouldn't have classed
you shouldn't have classed
he shouldn't have classed
we shouldn't have classed
you shouldn't have classed
they shouldn't have classed	I shouldn't have been classing
you shouldn't have been classing
he shouldn't have been classing
we shouldn't have been classing
you shouldn't have been classing
they shouldn't have been classing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I class?
should you class?
should he class?
should we class?
should you class?
should they class? 	should I be classing?
should you be classing?
should he be classing?
should we be classing?
should you be classing?
should they be classing? 	should I have classed?
should you have classed?
should he have classed?
should we have classed?
should you have classed?
should they have classed? 	should I have been classing?
should you have been classing?
should he have been classing?
should we have been classing?
should you have been classing?
should they have been classing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I class?
shouldn't you class?
shouldn't he class?
shouldn't we class?
shouldn't you class?
shouldn't they class? 	shouldn't I be classing?
shouldn't you be classing?
shouldn't he be classing?
shouldn't we be classing?
shouldn't you be classing?
shouldn't they be classing? 	shouldn't I have classed?
shouldn't you have classed?
shouldn't he have classed?
shouldn't we have classed?
shouldn't you have classed?
shouldn't they have classed? 	shouldn't I have been classing?
shouldn't you have been classing?
shouldn't he have been classing?
shouldn't we have been classing?
shouldn't you have been classing?
shouldn't they have been classing?