must refridgerate
Verbe régulier : refridgerate - refridgerated- refridgerated

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must refridgerate
you must refridgerate
he must refridgerate
we must refridgerate
you must refridgerate
they must refridgerate 	I must be refridgerating
you must be refridgerating
he must be refridgerating
we must be refridgerating
you must be refridgerating
they must be refridgerating	I must have refridgerated
you must have refridgerated
he must have refridgerated
we must have refridgerated
you must have refridgerated
they must have refridgerated	I must have been refridgerating
you must have been refridgerating
he must have been refridgerating
we must have been refridgerating
you must have been refridgerating
they must have been refridgerating	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not refridgerate
you must not refridgerate
he must not refridgerate
we must not refridgerate
you must not refridgerate
they must not refridgerate 	I must not be refridgerating
you must not be refridgerating
he must not be refridgerating
we must not be refridgerating
you must not be refridgerating
they must not be refridgerating	I must not have refridgerated
you must not have refridgerated
he must not have refridgerated
we must not have refridgerated
you must not have refridgerated
they must not have refridgerated	I must not have been refridgerating
you must not have been refridgerating
he must not have been refridgerating
we must not have been refridgerating
you must not have been refridgerating
they must not have been refridgerating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I refridgerate?
must you refridgerate?
must he refridgerate?
must we refridgerate?
must you refridgerate?
must they refridgerate? 	must I be refridgerating?
must you be refridgerating?
must he be refridgerating?
must we be refridgerating?
must you be refridgerating?
must they be refridgerating? 	must I have refridgerated?
must you have refridgerated?
must he have refridgerated?
must we have refridgerated?
must you have refridgerated?
must they have refridgerated? 	must I have been refridgerating?
must you have been refridgerating?
must he have been refridgerating?
must we have been refridgerating?
must you have been refridgerating?
must they have been refridgerating? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not refridgerate?
must you not refridgerate?
must he not refridgerate?
must we not refridgerate?
must you not refridgerate?
must they not refridgerate? 	must I not be refridgerating?
must you not be refridgerating?
must he not be refridgerating?
must we not be refridgerating?
must you not be refridgerating?
must they not be refridgerating? 	must I not have refridgerated?
must you not have refridgerated?
must he not have refridgerated?
must we not have refridgerated?
must you not have refridgerated?
must they not have refridgerated? 	must I not have been refridgerating?
must you not have been refridgerating?
must he not have been refridgerating?
must we not have been refridgerating?
must you not have been refridgerating?
must they not have been refridgerating?