must grip
Verbe régulier : grip - gripped- gripped
Traduction française : empoigner - adhérer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must grip
you must grip
she must grip
we must grip
you must grip
they must grip 	I must be gripping
you must be gripping
she must be gripping
we must be gripping
you must be gripping
they must be gripping	I must have gripped
you must have gripped
she must have gripped
we must have gripped
you must have gripped
they must have gripped	I must have been gripping
you must have been gripping
she must have been gripping
we must have been gripping
you must have been gripping
they must have been gripping	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't grip
you mustn't grip
she mustn't grip
we mustn't grip
you mustn't grip
they mustn't grip 	I mustn't be gripping
you mustn't be gripping
she mustn't be gripping
we mustn't be gripping
you mustn't be gripping
they mustn't be gripping	I mustn't have gripped
you mustn't have gripped
she mustn't have gripped
we mustn't have gripped
you mustn't have gripped
they mustn't have gripped	I mustn't have been gripping
you mustn't have been gripping
she mustn't have been gripping
we mustn't have been gripping
you mustn't have been gripping
they mustn't have been gripping	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I grip?
must you grip?
must she grip?
must we grip?
must you grip?
must they grip? 	must I be gripping?
must you be gripping?
must she be gripping?
must we be gripping?
must you be gripping?
must they be gripping? 	must I have gripped?
must you have gripped?
must she have gripped?
must we have gripped?
must you have gripped?
must they have gripped? 	must I have been gripping?
must you have been gripping?
must she have been gripping?
must we have been gripping?
must you have been gripping?
must they have been gripping? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I grip?
mustn't you grip?
mustn't she grip?
mustn't we grip?
mustn't you grip?
mustn't they grip? 	mustn't I be gripping?
mustn't you be gripping?
mustn't she be gripping?
mustn't we be gripping?
mustn't you be gripping?
mustn't they be gripping? 	mustn't I have gripped?
mustn't you have gripped?
mustn't she have gripped?
mustn't we have gripped?
mustn't you have gripped?
mustn't they have gripped? 	mustn't I have been gripping?
mustn't you have been gripping?
mustn't she have been gripping?
mustn't we have been gripping?
mustn't you have been gripping?
mustn't they have been gripping?