must curtsy
Verbe régulier : curtsy - curtsied- curtsied
Traduction française : faire une révérence 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must curtsy
you must curtsy
he must curtsy
we must curtsy
you must curtsy
they must curtsy 	I must be curtsying
you must be curtsying
he must be curtsying
we must be curtsying
you must be curtsying
they must be curtsying	I must have curtsied
you must have curtsied
he must have curtsied
we must have curtsied
you must have curtsied
they must have curtsied	I must have been curtsying
you must have been curtsying
he must have been curtsying
we must have been curtsying
you must have been curtsying
they must have been curtsying	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't curtsy
you mustn't curtsy
he mustn't curtsy
we mustn't curtsy
you mustn't curtsy
they mustn't curtsy 	I mustn't be curtsying
you mustn't be curtsying
he mustn't be curtsying
we mustn't be curtsying
you mustn't be curtsying
they mustn't be curtsying	I mustn't have curtsied
you mustn't have curtsied
he mustn't have curtsied
we mustn't have curtsied
you mustn't have curtsied
they mustn't have curtsied	I mustn't have been curtsying
you mustn't have been curtsying
he mustn't have been curtsying
we mustn't have been curtsying
you mustn't have been curtsying
they mustn't have been curtsying	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I curtsy?
must you curtsy?
must he curtsy?
must we curtsy?
must you curtsy?
must they curtsy? 	must I be curtsying?
must you be curtsying?
must he be curtsying?
must we be curtsying?
must you be curtsying?
must they be curtsying? 	must I have curtsied?
must you have curtsied?
must he have curtsied?
must we have curtsied?
must you have curtsied?
must they have curtsied? 	must I have been curtsying?
must you have been curtsying?
must he have been curtsying?
must we have been curtsying?
must you have been curtsying?
must they have been curtsying? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I curtsy?
mustn't you curtsy?
mustn't he curtsy?
mustn't we curtsy?
mustn't you curtsy?
mustn't they curtsy? 	mustn't I be curtsying?
mustn't you be curtsying?
mustn't he be curtsying?
mustn't we be curtsying?
mustn't you be curtsying?
mustn't they be curtsying? 	mustn't I have curtsied?
mustn't you have curtsied?
mustn't he have curtsied?
mustn't we have curtsied?
mustn't you have curtsied?
mustn't they have curtsied? 	mustn't I have been curtsying?
mustn't you have been curtsying?
mustn't he have been curtsying?
mustn't we have been curtsying?
mustn't you have been curtsying?
mustn't they have been curtsying?