must preprogram
Verbe régulier : preprogram - preprogramed- preprogramed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must preprogram
you must preprogram
he must preprogram
we must preprogram
you must preprogram
they must preprogram 	I must be preprograming
you must be preprograming
he must be preprograming
we must be preprograming
you must be preprograming
they must be preprograming	I must have preprogramed
you must have preprogramed
he must have preprogramed
we must have preprogramed
you must have preprogramed
they must have preprogramed	I must have been preprograming
you must have been preprograming
he must have been preprograming
we must have been preprograming
you must have been preprograming
they must have been preprograming	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not preprogram
you must not preprogram
he must not preprogram
we must not preprogram
you must not preprogram
they must not preprogram 	I must not be preprograming
you must not be preprograming
he must not be preprograming
we must not be preprograming
you must not be preprograming
they must not be preprograming	I must not have preprogramed
you must not have preprogramed
he must not have preprogramed
we must not have preprogramed
you must not have preprogramed
they must not have preprogramed	I must not have been preprograming
you must not have been preprograming
he must not have been preprograming
we must not have been preprograming
you must not have been preprograming
they must not have been preprograming	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I preprogram?
must you preprogram?
must he preprogram?
must we preprogram?
must you preprogram?
must they preprogram? 	must I be preprograming?
must you be preprograming?
must he be preprograming?
must we be preprograming?
must you be preprograming?
must they be preprograming? 	must I have preprogramed?
must you have preprogramed?
must he have preprogramed?
must we have preprogramed?
must you have preprogramed?
must they have preprogramed? 	must I have been preprograming?
must you have been preprograming?
must he have been preprograming?
must we have been preprograming?
must you have been preprograming?
must they have been preprograming? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not preprogram?
must you not preprogram?
must he not preprogram?
must we not preprogram?
must you not preprogram?
must they not preprogram? 	must I not be preprograming?
must you not be preprograming?
must he not be preprograming?
must we not be preprograming?
must you not be preprograming?
must they not be preprograming? 	must I not have preprogramed?
must you not have preprogramed?
must he not have preprogramed?
must we not have preprogramed?
must you not have preprogramed?
must they not have preprogramed? 	must I not have been preprograming?
must you not have been preprograming?
must he not have been preprograming?
must we not have been preprograming?
must you not have been preprograming?
must they not have been preprograming?