must deduct
Verbe régulier : deduct - deducted- deducted
Traduction française : déduire - prélever 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must deduct
you must deduct
he must deduct
we must deduct
you must deduct
they must deduct 	I must be deducting
you must be deducting
he must be deducting
we must be deducting
you must be deducting
they must be deducting	I must have deducted
you must have deducted
he must have deducted
we must have deducted
you must have deducted
they must have deducted	I must have been deducting
you must have been deducting
he must have been deducting
we must have been deducting
you must have been deducting
they must have been deducting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not deduct
you must not deduct
he must not deduct
we must not deduct
you must not deduct
they must not deduct 	I must not be deducting
you must not be deducting
he must not be deducting
we must not be deducting
you must not be deducting
they must not be deducting	I must not have deducted
you must not have deducted
he must not have deducted
we must not have deducted
you must not have deducted
they must not have deducted	I must not have been deducting
you must not have been deducting
he must not have been deducting
we must not have been deducting
you must not have been deducting
they must not have been deducting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I deduct?
must you deduct?
must he deduct?
must we deduct?
must you deduct?
must they deduct? 	must I be deducting?
must you be deducting?
must he be deducting?
must we be deducting?
must you be deducting?
must they be deducting? 	must I have deducted?
must you have deducted?
must he have deducted?
must we have deducted?
must you have deducted?
must they have deducted? 	must I have been deducting?
must you have been deducting?
must he have been deducting?
must we have been deducting?
must you have been deducting?
must they have been deducting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not deduct?
must you not deduct?
must he not deduct?
must we not deduct?
must you not deduct?
must they not deduct? 	must I not be deducting?
must you not be deducting?
must he not be deducting?
must we not be deducting?
must you not be deducting?
must they not be deducting? 	must I not have deducted?
must you not have deducted?
must he not have deducted?
must we not have deducted?
must you not have deducted?
must they not have deducted? 	must I not have been deducting?
must you not have been deducting?
must he not have been deducting?
must we not have been deducting?
must you not have been deducting?
must they not have been deducting?