must sleuth
Verbe régulier : sleuth - sleuthed- sleuthed
Traduction française : enquêter 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must sleuth
you must sleuth
she must sleuth
we must sleuth
you must sleuth
they must sleuth 	I must be sleuthing
you must be sleuthing
she must be sleuthing
we must be sleuthing
you must be sleuthing
they must be sleuthing	I must have sleuthed
you must have sleuthed
she must have sleuthed
we must have sleuthed
you must have sleuthed
they must have sleuthed	I must have been sleuthing
you must have been sleuthing
she must have been sleuthing
we must have been sleuthing
you must have been sleuthing
they must have been sleuthing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not sleuth
you must not sleuth
she must not sleuth
we must not sleuth
you must not sleuth
they must not sleuth 	I must not be sleuthing
you must not be sleuthing
she must not be sleuthing
we must not be sleuthing
you must not be sleuthing
they must not be sleuthing	I must not have sleuthed
you must not have sleuthed
she must not have sleuthed
we must not have sleuthed
you must not have sleuthed
they must not have sleuthed	I must not have been sleuthing
you must not have been sleuthing
she must not have been sleuthing
we must not have been sleuthing
you must not have been sleuthing
they must not have been sleuthing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I sleuth?
must you sleuth?
must she sleuth?
must we sleuth?
must you sleuth?
must they sleuth? 	must I be sleuthing?
must you be sleuthing?
must she be sleuthing?
must we be sleuthing?
must you be sleuthing?
must they be sleuthing? 	must I have sleuthed?
must you have sleuthed?
must she have sleuthed?
must we have sleuthed?
must you have sleuthed?
must they have sleuthed? 	must I have been sleuthing?
must you have been sleuthing?
must she have been sleuthing?
must we have been sleuthing?
must you have been sleuthing?
must they have been sleuthing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not sleuth?
must you not sleuth?
must she not sleuth?
must we not sleuth?
must you not sleuth?
must they not sleuth? 	must I not be sleuthing?
must you not be sleuthing?
must she not be sleuthing?
must we not be sleuthing?
must you not be sleuthing?
must they not be sleuthing? 	must I not have sleuthed?
must you not have sleuthed?
must she not have sleuthed?
must we not have sleuthed?
must you not have sleuthed?
must they not have sleuthed? 	must I not have been sleuthing?
must you not have been sleuthing?
must she not have been sleuthing?
must we not have been sleuthing?
must you not have been sleuthing?
must they not have been sleuthing?