must tune
Verbe régulier : tune - tuned- tuned
Traduction française : accorder - mettre au point 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must tune
you must tune
she must tune
we must tune
you must tune
they must tune 	I must be tuning
you must be tuning
she must be tuning
we must be tuning
you must be tuning
they must be tuning	I must have tuned
you must have tuned
she must have tuned
we must have tuned
you must have tuned
they must have tuned	I must have been tuning
you must have been tuning
she must have been tuning
we must have been tuning
you must have been tuning
they must have been tuning	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not tune
you must not tune
she must not tune
we must not tune
you must not tune
they must not tune 	I must not be tuning
you must not be tuning
she must not be tuning
we must not be tuning
you must not be tuning
they must not be tuning	I must not have tuned
you must not have tuned
she must not have tuned
we must not have tuned
you must not have tuned
they must not have tuned	I must not have been tuning
you must not have been tuning
she must not have been tuning
we must not have been tuning
you must not have been tuning
they must not have been tuning	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I tune?
must you tune?
must she tune?
must we tune?
must you tune?
must they tune? 	must I be tuning?
must you be tuning?
must she be tuning?
must we be tuning?
must you be tuning?
must they be tuning? 	must I have tuned?
must you have tuned?
must she have tuned?
must we have tuned?
must you have tuned?
must they have tuned? 	must I have been tuning?
must you have been tuning?
must she have been tuning?
must we have been tuning?
must you have been tuning?
must they have been tuning? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not tune?
must you not tune?
must she not tune?
must we not tune?
must you not tune?
must they not tune? 	must I not be tuning?
must you not be tuning?
must she not be tuning?
must we not be tuning?
must you not be tuning?
must they not be tuning? 	must I not have tuned?
must you not have tuned?
must she not have tuned?
must we not have tuned?
must you not have tuned?
must they not have tuned? 	must I not have been tuning?
must you not have been tuning?
must she not have been tuning?
must we not have been tuning?
must you not have been tuning?
must they not have been tuning?