must sturdy
Verbe régulier : sturdy - sturdied- sturdied

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must sturdy
you must sturdy
he must sturdy
we must sturdy
you must sturdy
they must sturdy 	I must be sturdying
you must be sturdying
he must be sturdying
we must be sturdying
you must be sturdying
they must be sturdying	I must have sturdied
you must have sturdied
he must have sturdied
we must have sturdied
you must have sturdied
they must have sturdied	I must have been sturdying
you must have been sturdying
he must have been sturdying
we must have been sturdying
you must have been sturdying
they must have been sturdying	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't sturdy
you mustn't sturdy
he mustn't sturdy
we mustn't sturdy
you mustn't sturdy
they mustn't sturdy 	I mustn't be sturdying
you mustn't be sturdying
he mustn't be sturdying
we mustn't be sturdying
you mustn't be sturdying
they mustn't be sturdying	I mustn't have sturdied
you mustn't have sturdied
he mustn't have sturdied
we mustn't have sturdied
you mustn't have sturdied
they mustn't have sturdied	I mustn't have been sturdying
you mustn't have been sturdying
he mustn't have been sturdying
we mustn't have been sturdying
you mustn't have been sturdying
they mustn't have been sturdying	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I sturdy?
must you sturdy?
must he sturdy?
must we sturdy?
must you sturdy?
must they sturdy? 	must I be sturdying?
must you be sturdying?
must he be sturdying?
must we be sturdying?
must you be sturdying?
must they be sturdying? 	must I have sturdied?
must you have sturdied?
must he have sturdied?
must we have sturdied?
must you have sturdied?
must they have sturdied? 	must I have been sturdying?
must you have been sturdying?
must he have been sturdying?
must we have been sturdying?
must you have been sturdying?
must they have been sturdying? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I sturdy?
mustn't you sturdy?
mustn't he sturdy?
mustn't we sturdy?
mustn't you sturdy?
mustn't they sturdy? 	mustn't I be sturdying?
mustn't you be sturdying?
mustn't he be sturdying?
mustn't we be sturdying?
mustn't you be sturdying?
mustn't they be sturdying? 	mustn't I have sturdied?
mustn't you have sturdied?
mustn't he have sturdied?
mustn't we have sturdied?
mustn't you have sturdied?
mustn't they have sturdied? 	mustn't I have been sturdying?
mustn't you have been sturdying?
mustn't he have been sturdying?
mustn't we have been sturdying?
mustn't you have been sturdying?
mustn't they have been sturdying?