should mush
Regular verb: mush - mushed- mushed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd mush
you'd mush
he'd mush
we'd mush
you'd mush
they'd mush 	I'd be mushing
you'd be mushing
he'd be mushing
we'd be mushing
you'd be mushing
they'd be mushing	I should've mushed
you should've mushed
he should've mushed
we should've mushed
you should've mushed
they should've mushed	I should've been mushing
you should've been mushing
he should've been mushing
we should've been mushing
you should've been mushing
they should've been mushing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't mush
you shouldn't mush
he shouldn't mush
we shouldn't mush
you shouldn't mush
they shouldn't mush 	I shouldn't be mushing
you shouldn't be mushing
he shouldn't be mushing
we shouldn't be mushing
you shouldn't be mushing
they shouldn't be mushing	I shouldn't have mushed
you shouldn't have mushed
he shouldn't have mushed
we shouldn't have mushed
you shouldn't have mushed
they shouldn't have mushed	I shouldn't have been mushing
you shouldn't have been mushing
he shouldn't have been mushing
we shouldn't have been mushing
you shouldn't have been mushing
they shouldn't have been mushing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I mush?
should you mush?
should he mush?
should we mush?
should you mush?
should they mush? 	should I be mushing?
should you be mushing?
should he be mushing?
should we be mushing?
should you be mushing?
should they be mushing? 	should I have mushed?
should you have mushed?
should he have mushed?
should we have mushed?
should you have mushed?
should they have mushed? 	should I have been mushing?
should you have been mushing?
should he have been mushing?
should we have been mushing?
should you have been mushing?
should they have been mushing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I mush?
shouldn't you mush?
shouldn't he mush?
shouldn't we mush?
shouldn't you mush?
shouldn't they mush? 	shouldn't I be mushing?
shouldn't you be mushing?
shouldn't he be mushing?
shouldn't we be mushing?
shouldn't you be mushing?
shouldn't they be mushing? 	shouldn't I have mushed?
shouldn't you have mushed?
shouldn't he have mushed?
shouldn't we have mushed?
shouldn't you have mushed?
shouldn't they have mushed? 	shouldn't I have been mushing?
shouldn't you have been mushing?
shouldn't he have been mushing?
shouldn't we have been mushing?
shouldn't you have been mushing?
shouldn't they have been mushing?