should dumb
Verbe régulier : dumb - dumbed- dumbed

Affirmation 	
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I should dumb
you should dumb
she should dumb
we should dumb
you should dumb
they should dumb 	I should be dumbing
you should be dumbing
she should be dumbing
we should be dumbing
you should be dumbing
they should be dumbing	I should have dumbed
you should have dumbed
she should have dumbed
we should have dumbed
you should have dumbed
they should have dumbed	I should have been dumbing
you should have been dumbing
she should have been dumbing
we should have been dumbing
you should have been dumbing
they should have been dumbing	

Négation 	
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I should not dumb
you should not dumb
she should not dumb
we should not dumb
you should not dumb
they should not dumb 	I should not be dumbing
you should not be dumbing
she should not be dumbing
we should not be dumbing
you should not be dumbing
they should not be dumbing	I should not have dumbed
you should not have dumbed
she should not have dumbed
we should not have dumbed
you should not have dumbed
they should not have dumbed	I should not have been dumbing
you should not have been dumbing
she should not have been dumbing
we should not have been dumbing
you should not have been dumbing
they should not have been dumbing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
should I dumb?
should you dumb?
should she dumb?
should we dumb?
should you dumb?
should they dumb? 	should I be dumbing?
should you be dumbing?
should she be dumbing?
should we be dumbing?
should you be dumbing?
should they be dumbing? 	should I have dumbed?
should you have dumbed?
should she 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 she 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 	
should I not dumb?
should you not dumb?
should she not dumb?
should we not dumb?
should you not dumb?
should they not dumb? 	should I not be dumbing?
should you not be dumbing?
should she not be dumbing?
should we not be dumbing?
should you not be dumbing?
should they not be dumbing? 	should I not have dumbed?
should you not have dumbed?
should she not have dumbed?
should we not have dumbed?
should you not have dumbed?
should they not have dumbed? 	should I not have been dumbing?
should you not have been dumbing?
should she not have been dumbing?
should we not have been dumbing?
should you not have been dumbing?
should they not have been dumbing?