should yearn
Regular verb: yearn - yearned- yearned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd yearn
you'd yearn
he'd yearn
we'd yearn
you'd yearn
they'd yearn 	I'd be yearning
you'd be yearning
he'd be yearning
we'd be yearning
you'd be yearning
they'd be yearning	I should've yearned
you should've yearned
he should've yearned
we should've yearned
you should've yearned
they should've yearned	I should've been yearning
you should've been yearning
he should've been yearning
we should've been yearning
you should've been yearning
they should've been yearning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't yearn
you shouldn't yearn
he shouldn't yearn
we shouldn't yearn
you shouldn't yearn
they shouldn't yearn 	I shouldn't be yearning
you shouldn't be yearning
he shouldn't be yearning
we shouldn't be yearning
you shouldn't be yearning
they shouldn't be yearning	I shouldn't have yearned
you shouldn't have yearned
he shouldn't have yearned
we shouldn't have yearned
you shouldn't have yearned
they shouldn't have yearned	I shouldn't have been yearning
you shouldn't have been yearning
he shouldn't have been yearning
we shouldn't have been yearning
you shouldn't have been yearning
they shouldn't have been yearning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I yearn?
should you yearn?
should he yearn?
should we yearn?
should you yearn?
should they yearn? 	should I be yearning?
should you be yearning?
should he be yearning?
should we be yearning?
should you be yearning?
should they be yearning? 	should I have yearned?
should you have yearned?
should he have yearned?
should we have yearned?
should you have yearned?
should they have yearned? 	should I have been yearning?
should you have been yearning?
should he have been yearning?
should we have been yearning?
should you have been yearning?
should they have been yearning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I yearn?
shouldn't you yearn?
shouldn't he yearn?
shouldn't we yearn?
shouldn't you yearn?
shouldn't they yearn? 	shouldn't I be yearning?
shouldn't you be yearning?
shouldn't he be yearning?
shouldn't we be yearning?
shouldn't you be yearning?
shouldn't they be yearning? 	shouldn't I have yearned?
shouldn't you have yearned?
shouldn't he have yearned?
shouldn't we have yearned?
shouldn't you have yearned?
shouldn't they have yearned? 	shouldn't I have been yearning?
shouldn't you have been yearning?
shouldn't he have been yearning?
shouldn't we have been yearning?
shouldn't you have been yearning?
shouldn't they have been yearning?