must compact
Verbe régulier : compact - compacted- compacted
Traduction française : compacter - tasser 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must compact
you must compact
he must compact
we must compact
you must compact
they must compact 	I must be compacting
you must be compacting
he must be compacting
we must be compacting
you must be compacting
they must be compacting	I must have compacted
you must have compacted
he must have compacted
we must have compacted
you must have compacted
they must have compacted	I must have been compacting
you must have been compacting
he must have been compacting
we must have been compacting
you must have been compacting
they must have been compacting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't compact
you mustn't compact
he mustn't compact
we mustn't compact
you mustn't compact
they mustn't compact 	I mustn't be compacting
you mustn't be compacting
he mustn't be compacting
we mustn't be compacting
you mustn't be compacting
they mustn't be compacting	I mustn't have compacted
you mustn't have compacted
he mustn't have compacted
we mustn't have compacted
you mustn't have compacted
they mustn't have compacted	I mustn't have been compacting
you mustn't have been compacting
he mustn't have been compacting
we mustn't have been compacting
you mustn't have been compacting
they mustn't have been compacting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I compact?
must you compact?
must he compact?
must we compact?
must you compact?
must they compact? 	must I be compacting?
must you be compacting?
must he be compacting?
must we be compacting?
must you be compacting?
must they be compacting? 	must I have compacted?
must you have compacted?
must he have compacted?
must we have compacted?
must you have compacted?
must they have compacted? 	must I have been compacting?
must you have been compacting?
must he have been compacting?
must we have been compacting?
must you have been compacting?
must they have been compacting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I compact?
mustn't you compact?
mustn't he compact?
mustn't we compact?
mustn't you compact?
mustn't they compact? 	mustn't I be compacting?
mustn't you be compacting?
mustn't he be compacting?
mustn't we be compacting?
mustn't you be compacting?
mustn't they be compacting? 	mustn't I have compacted?
mustn't you have compacted?
mustn't he have compacted?
mustn't we have compacted?
mustn't you have compacted?
mustn't they have compacted? 	mustn't I have been compacting?
mustn't you have been compacting?
mustn't he have been compacting?
mustn't we have been compacting?
mustn't you have been compacting?
mustn't they have been compacting?