must win
Irregular verb: win - won- won

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must win
you must win
she must win
we must win
you must win
they must win 	I must be winning
you must be winning
she must be winning
we must be winning
you must be winning
they must be winning	I must have won
you must have won
she must have won
we must have won
you must have won
they must have won	I must have been winning
you must have been winning
she must have been winning
we must have been winning
you must have been winning
they must have been winning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't win
you mustn't win
she mustn't win
we mustn't win
you mustn't win
they mustn't win 	I mustn't be winning
you mustn't be winning
she mustn't be winning
we mustn't be winning
you mustn't be winning
they mustn't be winning	I mustn't have won
you mustn't have won
she mustn't have won
we mustn't have won
you mustn't have won
they mustn't have won	I mustn't have been winning
you mustn't have been winning
she mustn't have been winning
we mustn't have been winning
you mustn't have been winning
they mustn't have been winning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I win?
must you win?
must she win?
must we win?
must you win?
must they win? 	must I be winning?
must you be winning?
must she be winning?
must we be winning?
must you be winning?
must they be winning? 	must I have won?
must you have won?
must she have won?
must we have won?
must you have won?
must they have won? 	must I have been winning?
must you have been winning?
must she have been winning?
must we have been winning?
must you have been winning?
must they have been winning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I win?
mustn't you win?
mustn't she win?
mustn't we win?
mustn't you win?
mustn't they win? 	mustn't I be winning?
mustn't you be winning?
mustn't she be winning?
mustn't we be winning?
mustn't you be winning?
mustn't they be winning? 	mustn't I have won?
mustn't you have won?
mustn't she have won?
mustn't we have won?
mustn't you have won?
mustn't they have won? 	mustn't I have been winning?
mustn't you have been winning?
mustn't she have been winning?
mustn't we have been winning?
mustn't you have been winning?
mustn't they have been winning?