must furlough
Regular verb: furlough - furloughed- furloughed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must furlough
you must furlough
he must furlough
we must furlough
you must furlough
they must furlough 	I must be furloughing
you must be furloughing
he must be furloughing
we must be furloughing
you must be furloughing
they must be furloughing	I must have furloughed
you must have furloughed
he must have furloughed
we must have furloughed
you must have furloughed
they must have furloughed	I must have been furloughing
you must have been furloughing
he must have been furloughing
we must have been furloughing
you must have been furloughing
they must have been furloughing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not furlough
you must not furlough
he must not furlough
we must not furlough
you must not furlough
they must not furlough 	I must not be furloughing
you must not be furloughing
he must not be furloughing
we must not be furloughing
you must not be furloughing
they must not be furloughing	I must not have furloughed
you must not have furloughed
he must not have furloughed
we must not have furloughed
you must not have furloughed
they must not have furloughed	I must not have been furloughing
you must not have been furloughing
he must not have been furloughing
we must not have been furloughing
you must not have been furloughing
they must not have been furloughing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I furlough?
must you furlough?
must he furlough?
must we furlough?
must you furlough?
must they furlough? 	must I be furloughing?
must you be furloughing?
must he be furloughing?
must we be furloughing?
must you be furloughing?
must they be furloughing? 	must I have furloughed?
must you have furloughed?
must he have furloughed?
must we have furloughed?
must you have furloughed?
must they have furloughed? 	must I have been furloughing?
must you have been furloughing?
must he have been furloughing?
must we have been furloughing?
must you have been furloughing?
must they have been furloughing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not furlough?
must you not furlough?
must he not furlough?
must we not furlough?
must you not furlough?
must they not furlough? 	must I not be furloughing?
must you not be furloughing?
must he not be furloughing?
must we not be furloughing?
must you not be furloughing?
must they not be furloughing? 	must I not have furloughed?
must you not have furloughed?
must he not have furloughed?
must we not have furloughed?
must you not have furloughed?
must they not have furloughed? 	must I not have been furloughing?
must you not have been furloughing?
must he not have been furloughing?
must we not have been furloughing?
must you not have been furloughing?
must they not have been furloughing?