must jackknife
Verbe régulier : jackknife - jackknifed- jackknifed
Traduction française : se mettre en portefeuille 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must jackknife
you must jackknife
she must jackknife
we must jackknife
you must jackknife
they must jackknife 	I must be jackknifing
you must be jackknifing
she must be jackknifing
we must be jackknifing
you must be jackknifing
they must be jackknifing	I must have jackknifed
you must have jackknifed
she must have jackknifed
we must have jackknifed
you must have jackknifed
they must have jackknifed	I must have been jackknifing
you must have been jackknifing
she must have been jackknifing
we must have been jackknifing
you must have been jackknifing
they must have been jackknifing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't jackknife
you mustn't jackknife
she mustn't jackknife
we mustn't jackknife
you mustn't jackknife
they mustn't jackknife 	I mustn't be jackknifing
you mustn't be jackknifing
she mustn't be jackknifing
we mustn't be jackknifing
you mustn't be jackknifing
they mustn't be jackknifing	I mustn't have jackknifed
you mustn't have jackknifed
she mustn't have jackknifed
we mustn't have jackknifed
you mustn't have jackknifed
they mustn't have jackknifed	I mustn't have been jackknifing
you mustn't have been jackknifing
she mustn't have been jackknifing
we mustn't have been jackknifing
you mustn't have been jackknifing
they mustn't have been jackknifing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I jackknife?
must you jackknife?
must she jackknife?
must we jackknife?
must you jackknife?
must they jackknife? 	must I be jackknifing?
must you be jackknifing?
must she be jackknifing?
must we be jackknifing?
must you be jackknifing?
must they be jackknifing? 	must I have jackknifed?
must you have jackknifed?
must she have jackknifed?
must we have jackknifed?
must you have jackknifed?
must they have jackknifed? 	must I have been jackknifing?
must you have been jackknifing?
must she have been jackknifing?
must we have been jackknifing?
must you have been jackknifing?
must they have been jackknifing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I jackknife?
mustn't you jackknife?
mustn't she jackknife?
mustn't we jackknife?
mustn't you jackknife?
mustn't they jackknife? 	mustn't I be jackknifing?
mustn't you be jackknifing?
mustn't she be jackknifing?
mustn't we be jackknifing?
mustn't you be jackknifing?
mustn't they be jackknifing? 	mustn't I have jackknifed?
mustn't you have jackknifed?
mustn't she have jackknifed?
mustn't we have jackknifed?
mustn't you have jackknifed?
mustn't they have jackknifed? 	mustn't I have been jackknifing?
mustn't you have been jackknifing?
mustn't she have been jackknifing?
mustn't we have been jackknifing?
mustn't you have been jackknifing?
mustn't they have been jackknifing?