must sun
Verbe régulier : sun - sunned- sunned
Traduction française : prendre le soleil 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must sun
you must sun
she must sun
we must sun
you must sun
they must sun 	I must be sunning
you must be sunning
she must be sunning
we must be sunning
you must be sunning
they must be sunning	I must have sunned
you must have sunned
she must have sunned
we must have sunned
you must have sunned
they must have sunned	I must have been sunning
you must have been sunning
she must have been sunning
we must have been sunning
you must have been sunning
they must have been sunning	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't sun
you mustn't sun
she mustn't sun
we mustn't sun
you mustn't sun
they mustn't sun 	I mustn't be sunning
you mustn't be sunning
she mustn't be sunning
we mustn't be sunning
you mustn't be sunning
they mustn't be sunning	I mustn't have sunned
you mustn't have sunned
she mustn't have sunned
we mustn't have sunned
you mustn't have sunned
they mustn't have sunned	I mustn't have been sunning
you mustn't have been sunning
she mustn't have been sunning
we mustn't have been sunning
you mustn't have been sunning
they mustn't have been sunning	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I sun?
must you sun?
must she sun?
must we sun?
must you sun?
must they sun? 	must I be sunning?
must you be sunning?
must she be sunning?
must we be sunning?
must you be sunning?
must they be sunning? 	must I have sunned?
must you have sunned?
must she have sunned?
must we have sunned?
must you have sunned?
must they have sunned? 	must I have been sunning?
must you have been sunning?
must she have been sunning?
must we have been sunning?
must you have been sunning?
must they have been sunning? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I sun?
mustn't you sun?
mustn't she sun?
mustn't we sun?
mustn't you sun?
mustn't they sun? 	mustn't I be sunning?
mustn't you be sunning?
mustn't she be sunning?
mustn't we be sunning?
mustn't you be sunning?
mustn't they be sunning? 	mustn't I have sunned?
mustn't you have sunned?
mustn't she have sunned?
mustn't we have sunned?
mustn't you have sunned?
mustn't they have sunned? 	mustn't I have been sunning?
mustn't you have been sunning?
mustn't she have been sunning?
mustn't we have been sunning?
mustn't you have been sunning?
mustn't they have been sunning?