must balk
Verbe régulier : balk - balked- balked
Traduction française : refuser - hésiter - contrecarrer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must balk
you must balk
he must balk
we must balk
you must balk
they must balk 	I must be balking
you must be balking
he must be balking
we must be balking
you must be balking
they must be balking	I must have balked
you must have balked
he must have balked
we must have balked
you must have balked
they must have balked	I must have been balking
you must have been balking
he must have been balking
we must have been balking
you must have been balking
they must have been balking	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not balk
you must not balk
he must not balk
we must not balk
you must not balk
they must not balk 	I must not be balking
you must not be balking
he must not be balking
we must not be balking
you must not be balking
they must not be balking	I must not have balked
you must not have balked
he must not have balked
we must not have balked
you must not have balked
they must not have balked	I must not have been balking
you must not have been balking
he must not have been balking
we must not have been balking
you must not have been balking
they must not have been balking	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I balk?
must you balk?
must he balk?
must we balk?
must you balk?
must they balk? 	must I be balking?
must you be balking?
must he be balking?
must we be balking?
must you be balking?
must they be balking? 	must I have balked?
must you have balked?
must he have balked?
must we have balked?
must you have balked?
must they have balked? 	must I have been balking?
must you have been balking?
must he have been balking?
must we have been balking?
must you have been balking?
must they have been balking? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not balk?
must you not balk?
must he not balk?
must we not balk?
must you not balk?
must they not balk? 	must I not be balking?
must you not be balking?
must he not be balking?
must we not be balking?
must you not be balking?
must they not be balking? 	must I not have balked?
must you not have balked?
must he not have balked?
must we not have balked?
must you not have balked?
must they not have balked? 	must I not have been balking?
must you not have been balking?
must he not have been balking?
must we not have been balking?
must you not have been balking?
must they not have been balking?