should tongue
Regular verb: tongue - tongued- tongued

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd tongue
you'd tongue
he'd tongue
we'd tongue
you'd tongue
they'd tongue 	I'd be tonguing
you'd be tonguing
he'd be tonguing
we'd be tonguing
you'd be tonguing
they'd be tonguing	I should've tongued
you should've tongued
he should've tongued
we should've tongued
you should've tongued
they should've tongued	I should've been tonguing
you should've been tonguing
he should've been tonguing
we should've been tonguing
you should've been tonguing
they should've been tonguing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't tongue
you shouldn't tongue
he shouldn't tongue
we shouldn't tongue
you shouldn't tongue
they shouldn't tongue 	I shouldn't be tonguing
you shouldn't be tonguing
he shouldn't be tonguing
we shouldn't be tonguing
you shouldn't be tonguing
they shouldn't be tonguing	I shouldn't have tongued
you shouldn't have tongued
he shouldn't have tongued
we shouldn't have tongued
you shouldn't have tongued
they shouldn't have tongued	I shouldn't have been tonguing
you shouldn't have been tonguing
he shouldn't have been tonguing
we shouldn't have been tonguing
you shouldn't have been tonguing
they shouldn't have been tonguing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I tongue?
should you tongue?
should he tongue?
should we tongue?
should you tongue?
should they tongue? 	should I be tonguing?
should you be tonguing?
should he be tonguing?
should we be tonguing?
should you be tonguing?
should they be tonguing? 	should I have tongued?
should you have tongued?
should he have tongued?
should we have tongued?
should you have tongued?
should they have tongued? 	should I have been tonguing?
should you have been tonguing?
should he have been tonguing?
should we have been tonguing?
should you have been tonguing?
should they have been tonguing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I tongue?
shouldn't you tongue?
shouldn't he tongue?
shouldn't we tongue?
shouldn't you tongue?
shouldn't they tongue? 	shouldn't I be tonguing?
shouldn't you be tonguing?
shouldn't he be tonguing?
shouldn't we be tonguing?
shouldn't you be tonguing?
shouldn't they be tonguing? 	shouldn't I have tongued?
shouldn't you have tongued?
shouldn't he have tongued?
shouldn't we have tongued?
shouldn't you have tongued?
shouldn't they have tongued? 	shouldn't I have been tonguing?
shouldn't you have been tonguing?
shouldn't he have been tonguing?
shouldn't we have been tonguing?
shouldn't you have been tonguing?
shouldn't they have been tonguing?