must encrust
Verbe régulier : encrust - encrusted- encrusted
Traduction française : incruster - couvrir 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must encrust
you must encrust
she must encrust
we must encrust
you must encrust
they must encrust 	I must be encrusting
you must be encrusting
she must be encrusting
we must be encrusting
you must be encrusting
they must be encrusting	I must have encrusted
you must have encrusted
she must have encrusted
we must have encrusted
you must have encrusted
they must have encrusted	I must have been encrusting
you must have been encrusting
she must have been encrusting
we must have been encrusting
you must have been encrusting
they must have been encrusting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not encrust
you must not encrust
she must not encrust
we must not encrust
you must not encrust
they must not encrust 	I must not be encrusting
you must not be encrusting
she must not be encrusting
we must not be encrusting
you must not be encrusting
they must not be encrusting	I must not have encrusted
you must not have encrusted
she must not have encrusted
we must not have encrusted
you must not have encrusted
they must not have encrusted	I must not have been encrusting
you must not have been encrusting
she must not have been encrusting
we must not have been encrusting
you must not have been encrusting
they must not have been encrusting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I encrust?
must you encrust?
must she encrust?
must we encrust?
must you encrust?
must they encrust? 	must I be encrusting?
must you be encrusting?
must she be encrusting?
must we be encrusting?
must you be encrusting?
must they be encrusting? 	must I have encrusted?
must you have encrusted?
must she have encrusted?
must we have encrusted?
must you have encrusted?
must they have encrusted? 	must I have been encrusting?
must you have been encrusting?
must she have been encrusting?
must we have been encrusting?
must you have been encrusting?
must they have been encrusting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not encrust?
must you not encrust?
must she not encrust?
must we not encrust?
must you not encrust?
must they not encrust? 	must I not be encrusting?
must you not be encrusting?
must she not be encrusting?
must we not be encrusting?
must you not be encrusting?
must they not be encrusting? 	must I not have encrusted?
must you not have encrusted?
must she not have encrusted?
must we not have encrusted?
must you not have encrusted?
must they not have encrusted? 	must I not have been encrusting?
must you not have been encrusting?
must she not have been encrusting?
must we not have been encrusting?
must you not have been encrusting?
must they not have been encrusting?