should concertise
Regular verb: concertise - concertised- concertised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd concertise
you'd concertise
he'd concertise
we'd concertise
you'd concertise
they'd concertise 	I'd be concertising
you'd be concertising
he'd be concertising
we'd be concertising
you'd be concertising
they'd be concertising	I should've concertised
you should've concertised
he should've concertised
we should've concertised
you should've concertised
they should've concertised	I should've been concertising
you should've been concertising
he should've been concertising
we should've been concertising
you should've been concertising
they should've been concertising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't concertise
you shouldn't concertise
he shouldn't concertise
we shouldn't concertise
you shouldn't concertise
they shouldn't concertise 	I shouldn't be concertising
you shouldn't be concertising
he shouldn't be concertising
we shouldn't be concertising
you shouldn't be concertising
they shouldn't be concertising	I shouldn't have concertised
you shouldn't have concertised
he shouldn't have concertised
we shouldn't have concertised
you shouldn't have concertised
they shouldn't have concertised	I shouldn't have been concertising
you shouldn't have been concertising
he shouldn't have been concertising
we shouldn't have been concertising
you shouldn't have been concertising
they shouldn't have been concertising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I concertise?
should you concertise?
should he concertise?
should we concertise?
should you concertise?
should they concertise? 	should I be concertising?
should you be concertising?
should he be concertising?
should we be concertising?
should you be concertising?
should they be concertising? 	should I have concertised?
should you have concertised?
should he have concertised?
should we have concertised?
should you have concertised?
should they have concertised? 	should I have been concertising?
should you have been concertising?
should he have been concertising?
should we have been concertising?
should you have been concertising?
should they have been concertising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I concertise?
shouldn't you concertise?
shouldn't he concertise?
shouldn't we concertise?
shouldn't you concertise?
shouldn't they concertise? 	shouldn't I be concertising?
shouldn't you be concertising?
shouldn't he be concertising?
shouldn't we be concertising?
shouldn't you be concertising?
shouldn't they be concertising? 	shouldn't I have concertised?
shouldn't you have concertised?
shouldn't he have concertised?
shouldn't we have concertised?
shouldn't you have concertised?
shouldn't they have concertised? 	shouldn't I have been concertising?
shouldn't you have been concertising?
shouldn't he have been concertising?
shouldn't we have been concertising?
shouldn't you have been concertising?
shouldn't they have been concertising?