must bull
Verbe régulier : bull - bulled- bulled
Traduction française : pousser à la hausse 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must bull
you must bull
she must bull
we must bull
you must bull
they must bull 	I must be bulling
you must be bulling
she must be bulling
we must be bulling
you must be bulling
they must be bulling	I must have bulled
you must have bulled
she must have bulled
we must have bulled
you must have bulled
they must have bulled	I must have been bulling
you must have been bulling
she must have been bulling
we must have been bulling
you must have been bulling
they must have been bulling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't bull
you mustn't bull
she mustn't bull
we mustn't bull
you mustn't bull
they mustn't bull 	I mustn't be bulling
you mustn't be bulling
she mustn't be bulling
we mustn't be bulling
you mustn't be bulling
they mustn't be bulling	I mustn't have bulled
you mustn't have bulled
she mustn't have bulled
we mustn't have bulled
you mustn't have bulled
they mustn't have bulled	I mustn't have been bulling
you mustn't have been bulling
she mustn't have been bulling
we mustn't have been bulling
you mustn't have been bulling
they mustn't have been bulling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I bull?
must you bull?
must she bull?
must we bull?
must you bull?
must they bull? 	must I be bulling?
must you be bulling?
must she be bulling?
must we be bulling?
must you be bulling?
must they be bulling? 	must I have bulled?
must you have bulled?
must she have bulled?
must we have bulled?
must you have bulled?
must they have bulled? 	must I have been bulling?
must you have been bulling?
must she have been bulling?
must we have been bulling?
must you have been bulling?
must they have been bulling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I bull?
mustn't you bull?
mustn't she bull?
mustn't we bull?
mustn't you bull?
mustn't they bull? 	mustn't I be bulling?
mustn't you be bulling?
mustn't she be bulling?
mustn't we be bulling?
mustn't you be bulling?
mustn't they be bulling? 	mustn't I have bulled?
mustn't you have bulled?
mustn't she have bulled?
mustn't we have bulled?
mustn't you have bulled?
mustn't they have bulled? 	mustn't I have been bulling?
mustn't you have been bulling?
mustn't she have been bulling?
mustn't we have been bulling?
mustn't you have been bulling?
mustn't they have been bulling?