must scour
Verbe régulier : scour - scoured- scoured
Traduction française : récurer - rayer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must scour
you must scour
he must scour
we must scour
you must scour
they must scour 	I must be scouring
you must be scouring
he must be scouring
we must be scouring
you must be scouring
they must be scouring	I must have scoured
you must have scoured
he must have scoured
we must have scoured
you must have scoured
they must have scoured	I must have been scouring
you must have been scouring
he must have been scouring
we must have been scouring
you must have been scouring
they must have been scouring	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not scour
you must not scour
he must not scour
we must not scour
you must not scour
they must not scour 	I must not be scouring
you must not be scouring
he must not be scouring
we must not be scouring
you must not be scouring
they must not be scouring	I must not have scoured
you must not have scoured
he must not have scoured
we must not have scoured
you must not have scoured
they must not have scoured	I must not have been scouring
you must not have been scouring
he must not have been scouring
we must not have been scouring
you must not have been scouring
they must not have been scouring	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I scour?
must you scour?
must he scour?
must we scour?
must you scour?
must they scour? 	must I be scouring?
must you be scouring?
must he be scouring?
must we be scouring?
must you be scouring?
must they be scouring? 	must I have scoured?
must you have scoured?
must he have scoured?
must we have scoured?
must you have scoured?
must they have scoured? 	must I have been scouring?
must you have been scouring?
must he have been scouring?
must we have been scouring?
must you have been scouring?
must they have been scouring? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not scour?
must you not scour?
must he not scour?
must we not scour?
must you not scour?
must they not scour? 	must I not be scouring?
must you not be scouring?
must he not be scouring?
must we not be scouring?
must you not be scouring?
must they not be scouring? 	must I not have scoured?
must you not have scoured?
must he not have scoured?
must we not have scoured?
must you not have scoured?
must they not have scoured? 	must I not have been scouring?
must you not have been scouring?
must he not have been scouring?
must we not have been scouring?
must you not have been scouring?
must they not have been scouring?