must rip
Verbe régulier : rip - ripped- ripped
Traduction française : déchirer (violemment) - se déchirer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must rip
you must rip
she must rip
we must rip
you must rip
they must rip 	I must be ripping
you must be ripping
she must be ripping
we must be ripping
you must be ripping
they must be ripping	I must have ripped
you must have ripped
she must have ripped
we must have ripped
you must have ripped
they must have ripped	I must have been ripping
you must have been ripping
she must have been ripping
we must have been ripping
you must have been ripping
they must have been ripping	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't rip
you mustn't rip
she mustn't rip
we mustn't rip
you mustn't rip
they mustn't rip 	I mustn't be ripping
you mustn't be ripping
she mustn't be ripping
we mustn't be ripping
you mustn't be ripping
they mustn't be ripping	I mustn't have ripped
you mustn't have ripped
she mustn't have ripped
we mustn't have ripped
you mustn't have ripped
they mustn't have ripped	I mustn't have been ripping
you mustn't have been ripping
she mustn't have been ripping
we mustn't have been ripping
you mustn't have been ripping
they mustn't have been ripping	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I rip?
must you rip?
must she rip?
must we rip?
must you rip?
must they rip? 	must I be ripping?
must you be ripping?
must she be ripping?
must we be ripping?
must you be ripping?
must they be ripping? 	must I have ripped?
must you have ripped?
must she have ripped?
must we have ripped?
must you have ripped?
must they have ripped? 	must I have been ripping?
must you have been ripping?
must she have been ripping?
must we have been ripping?
must you have been ripping?
must they have been ripping? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I rip?
mustn't you rip?
mustn't she rip?
mustn't we rip?
mustn't you rip?
mustn't they rip? 	mustn't I be ripping?
mustn't you be ripping?
mustn't she be ripping?
mustn't we be ripping?
mustn't you be ripping?
mustn't they be ripping? 	mustn't I have ripped?
mustn't you have ripped?
mustn't she have ripped?
mustn't we have ripped?
mustn't you have ripped?
mustn't they have ripped? 	mustn't I have been ripping?
mustn't you have been ripping?
mustn't she have been ripping?
mustn't we have been ripping?
mustn't you have been ripping?
mustn't they have been ripping?