must bin
Regular verb: bin - bined- bined

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must bin
you must bin
he must bin
we must bin
you must bin
they must bin 	I must be bining
you must be bining
he must be bining
we must be bining
you must be bining
they must be bining	I must have bined
you must have bined
he must have bined
we must have bined
you must have bined
they must have bined	I must have been bining
you must have been bining
he must have been bining
we must have been bining
you must have been bining
they must have been bining	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't bin
you mustn't bin
he mustn't bin
we mustn't bin
you mustn't bin
they mustn't bin 	I mustn't be bining
you mustn't be bining
he mustn't be bining
we mustn't be bining
you mustn't be bining
they mustn't be bining	I mustn't have bined
you mustn't have bined
he mustn't have bined
we mustn't have bined
you mustn't have bined
they mustn't have bined	I mustn't have been bining
you mustn't have been bining
he mustn't have been bining
we mustn't have been bining
you mustn't have been bining
they mustn't have been bining	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I bin?
must you bin?
must he bin?
must we bin?
must you bin?
must they bin? 	must I be bining?
must you be bining?
must he be bining?
must we be bining?
must you be bining?
must they be bining? 	must I have bined?
must you have bined?
must he have bined?
must we have bined?
must you have bined?
must they have bined? 	must I have been bining?
must you have been bining?
must he have been bining?
must we have been bining?
must you have been bining?
must they have been bining? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I bin?
mustn't you bin?
mustn't he bin?
mustn't we bin?
mustn't you bin?
mustn't they bin? 	mustn't I be bining?
mustn't you be bining?
mustn't he be bining?
mustn't we be bining?
mustn't you be bining?
mustn't they be bining? 	mustn't I have bined?
mustn't you have bined?
mustn't he have bined?
mustn't we have bined?
mustn't you have bined?
mustn't they have bined? 	mustn't I have been bining?
mustn't you have been bining?
mustn't he have been bining?
mustn't we have been bining?
mustn't you have been bining?
mustn't they have been bining?