must crook
Verbe régulier : crook - crooked- crooked
Traduction française : courber - plier 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must crook
you must crook
she must crook
we must crook
you must crook
they must crook 	I must be crooking
you must be crooking
she must be crooking
we must be crooking
you must be crooking
they must be crooking	I must have crooked
you must have crooked
she must have crooked
we must have crooked
you must have crooked
they must have crooked	I must have been crooking
you must have been crooking
she must have been crooking
we must have been crooking
you must have been crooking
they must have been crooking	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not crook
you must not crook
she must not crook
we must not crook
you must not crook
they must not crook 	I must not be crooking
you must not be crooking
she must not be crooking
we must not be crooking
you must not be crooking
they must not be crooking	I must not have crooked
you must not have crooked
she must not have crooked
we must not have crooked
you must not have crooked
they must not have crooked	I must not have been crooking
you must not have been crooking
she must not have been crooking
we must not have been crooking
you must not have been crooking
they must not have been crooking	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I crook?
must you crook?
must she crook?
must we crook?
must you crook?
must they crook? 	must I be crooking?
must you be crooking?
must she be crooking?
must we be crooking?
must you be crooking?
must they be crooking? 	must I have crooked?
must you have crooked?
must she have crooked?
must we have crooked?
must you have crooked?
must they have crooked? 	must I have been crooking?
must you have been crooking?
must she have been crooking?
must we have been crooking?
must you have been crooking?
must they have been crooking? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not crook?
must you not crook?
must she not crook?
must we not crook?
must you not crook?
must they not crook? 	must I not be crooking?
must you not be crooking?
must she not be crooking?
must we not be crooking?
must you not be crooking?
must they not be crooking? 	must I not have crooked?
must you not have crooked?
must she not have crooked?
must we not have crooked?
must you not have crooked?
must they not have crooked? 	must I not have been crooking?
must you not have been crooking?
must she not have been crooking?
must we not have been crooking?
must you not have been crooking?
must they not have been crooking?