must harbour
Verbe régulier : harbour - harboured- harboured
Traduction française : (UK) abriter - nourrir 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must harbour
you must harbour
he must harbour
we must harbour
you must harbour
they must harbour 	I must be harbouring
you must be harbouring
he must be harbouring
we must be harbouring
you must be harbouring
they must be harbouring	I must have harboured
you must have harboured
he must have harboured
we must have harboured
you must have harboured
they must have harboured	I must have been harbouring
you must have been harbouring
he must have been harbouring
we must have been harbouring
you must have been harbouring
they must have been harbouring	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't harbour
you mustn't harbour
he mustn't harbour
we mustn't harbour
you mustn't harbour
they mustn't harbour 	I mustn't be harbouring
you mustn't be harbouring
he mustn't be harbouring
we mustn't be harbouring
you mustn't be harbouring
they mustn't be harbouring	I mustn't have harboured
you mustn't have harboured
he mustn't have harboured
we mustn't have harboured
you mustn't have harboured
they mustn't have harboured	I mustn't have been harbouring
you mustn't have been harbouring
he mustn't have been harbouring
we mustn't have been harbouring
you mustn't have been harbouring
they mustn't have been harbouring	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I harbour?
must you harbour?
must he harbour?
must we harbour?
must you harbour?
must they harbour? 	must I be harbouring?
must you be harbouring?
must he be harbouring?
must we be harbouring?
must you be harbouring?
must they be harbouring? 	must I have harboured?
must you have harboured?
must he have harboured?
must we have harboured?
must you have harboured?
must they have harboured? 	must I have been harbouring?
must you have been harbouring?
must he have been harbouring?
must we have been harbouring?
must you have been harbouring?
must they have been harbouring? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I harbour?
mustn't you harbour?
mustn't he harbour?
mustn't we harbour?
mustn't you harbour?
mustn't they harbour? 	mustn't I be harbouring?
mustn't you be harbouring?
mustn't he be harbouring?
mustn't we be harbouring?
mustn't you be harbouring?
mustn't they be harbouring? 	mustn't I have harboured?
mustn't you have harboured?
mustn't he have harboured?
mustn't we have harboured?
mustn't you have harboured?
mustn't they have harboured? 	mustn't I have been harbouring?
mustn't you have been harbouring?
mustn't he have been harbouring?
mustn't we have been harbouring?
mustn't you have been harbouring?
mustn't they have been harbouring?