must ascribe
Verbe régulier : ascribe - ascribed- ascribed
Traduction française : attribuer - imputer 

Affirmation 	
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I must ascribe
you must ascribe
she must ascribe
we must ascribe
you must ascribe
they must ascribe 	I must be ascribing
you must be ascribing
she must be ascribing
we must be ascribing
you must be ascribing
they must be ascribing	I must have ascribed
you must have ascribed
she must have ascribed
we must have ascribed
you must have ascribed
they must have ascribed	I must have been ascribing
you must have been ascribing
she must have been ascribing
we must have been ascribing
you must have been ascribing
they must have been ascribing	

Négation 	
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I mustn't ascribe
you mustn't ascribe
she mustn't ascribe
we mustn't ascribe
you mustn't ascribe
they mustn't ascribe 	I mustn't be ascribing
you mustn't be ascribing
she mustn't be ascribing
we mustn't be ascribing
you mustn't be ascribing
they mustn't be ascribing	I mustn't have ascribed
you mustn't have ascribed
she mustn't have ascribed
we mustn't have ascribed
you mustn't have ascribed
they mustn't have ascribed	I mustn't have been ascribing
you mustn't have been ascribing
she mustn't have been ascribing
we mustn't have been ascribing
you mustn't have been ascribing
they mustn't have been ascribing	

Forme interrogative 	
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must I ascribe?
must you ascribe?
must she ascribe?
must we ascribe?
must you ascribe?
must they ascribe? 	must I be ascribing?
must you be ascribing?
must she be ascribing?
must we be ascribing?
must you be ascribing?
must they be ascribing? 	must I have ascribed?
must you have ascribed?
must she have ascribed?
must we have ascribed?
must you have ascribed?
must they have ascribed? 	must I have been ascribing?
must you have been ascribing?
must she have been ascribing?
must we have been ascribing?
must you have been ascribing?
must they have been ascribing? 	

Forme interro-négative 	
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mustn't I ascribe?
mustn't you ascribe?
mustn't she ascribe?
mustn't we ascribe?
mustn't you ascribe?
mustn't they ascribe? 	mustn't I be ascribing?
mustn't you be ascribing?
mustn't she be ascribing?
mustn't we be ascribing?
mustn't you be ascribing?
mustn't they be ascribing? 	mustn't I have ascribed?
mustn't you have ascribed?
mustn't she have ascribed?
mustn't we have ascribed?
mustn't you have ascribed?
mustn't they have ascribed? 	mustn't I have been ascribing?
mustn't you have been ascribing?
mustn't she have been ascribing?
mustn't we have been ascribing?
mustn't you have been ascribing?
mustn't they have been ascribing?