should dumb
Verbe régulier : dumb - dumbed- dumbed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I'd dumb
you'd dumb
he'd dumb
we'd dumb
you'd dumb
they'd dumb 	I'd be dumbing
you'd be dumbing
he'd be dumbing
we'd be dumbing
you'd be dumbing
they'd be dumbing	I should've dumbed
you should've dumbed
he should've dumbed
we should've dumbed
you should've dumbed
they should've dumbed	I should've been dumbing
you should've been dumbing
he should've been dumbing
we should've been dumbing
you should've been dumbing
they should've been dumbing	

Négation 	
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I shouldn't dumb
you shouldn't dumb
he shouldn't dumb
we shouldn't dumb
you shouldn't dumb
they shouldn't dumb 	I shouldn't be dumbing
you shouldn't be dumbing
he shouldn't be dumbing
we shouldn't be dumbing
you shouldn't be dumbing
they shouldn't be dumbing	I shouldn't have dumbed
you shouldn't have dumbed
he shouldn't have dumbed
we shouldn't have dumbed
you shouldn't have dumbed
they shouldn't have dumbed	I shouldn't have been dumbing
you shouldn't have been dumbing
he shouldn't have been dumbing
we shouldn't have been dumbing
you shouldn't have been dumbing
they shouldn't have been dumbing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
should I dumb?
should you dumb?
should he dumb?
should we dumb?
should you dumb?
should they dumb? 	should I be dumbing?
should you be dumbing?
should he be dumbing?
should we be dumbing?
should you be dumbing?
should they be dumbing? 	should I have dumbed?
should you have dumbed?
should he have dumbed?
should we have dumbed?
should you have dumbed?
should they have dumbed? 	should I have been dumbing?
should you have been dumbing?
should he have been dumbing?
should we have been dumbing?
should you have been dumbing?
should they have been dumbing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
shouldn't I dumb?
shouldn't you dumb?
shouldn't he dumb?
shouldn't we dumb?
shouldn't you dumb?
shouldn't they dumb? 	shouldn't I be dumbing?
shouldn't you be dumbing?
shouldn't he be dumbing?
shouldn't we be dumbing?
shouldn't you be dumbing?
shouldn't they be dumbing? 	shouldn't I have dumbed?
shouldn't you have dumbed?
shouldn't he have dumbed?
shouldn't we have dumbed?
shouldn't you have dumbed?
shouldn't they have dumbed? 	shouldn't I have been dumbing?
shouldn't you have been dumbing?
shouldn't he have been dumbing?
shouldn't we have been dumbing?
shouldn't you have been dumbing?
shouldn't they have been dumbing?