must effervesce
Verbe régulier : effervesce - effervesced- effervesced
Traduction française : être en effervescence - pétiller 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must effervesce
you must effervesce
she must effervesce
we must effervesce
you must effervesce
they must effervesce 	I must be effervescing
you must be effervescing
she must be effervescing
we must be effervescing
you must be effervescing
they must be effervescing	I must have effervesced
you must have effervesced
she must have effervesced
we must have effervesced
you must have effervesced
they must have effervesced	I must have been effervescing
you must have been effervescing
she must have been effervescing
we must have been effervescing
you must have been effervescing
they must have been effervescing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't effervesce
you mustn't effervesce
she mustn't effervesce
we mustn't effervesce
you mustn't effervesce
they mustn't effervesce 	I mustn't be effervescing
you mustn't be effervescing
she mustn't be effervescing
we mustn't be effervescing
you mustn't be effervescing
they mustn't be effervescing	I mustn't have effervesced
you mustn't have effervesced
she mustn't have effervesced
we mustn't have effervesced
you mustn't have effervesced
they mustn't have effervesced	I mustn't have been effervescing
you mustn't have been effervescing
she mustn't have been effervescing
we mustn't have been effervescing
you mustn't have been effervescing
they mustn't have been effervescing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I effervesce?
must you effervesce?
must she effervesce?
must we effervesce?
must you effervesce?
must they effervesce? 	must I be effervescing?
must you be effervescing?
must she be effervescing?
must we be effervescing?
must you be effervescing?
must they be effervescing? 	must I have effervesced?
must you have effervesced?
must she have effervesced?
must we have effervesced?
must you have effervesced?
must they have effervesced? 	must I have been effervescing?
must you have been effervescing?
must she have been effervescing?
must we have been effervescing?
must you have been effervescing?
must they have been effervescing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I effervesce?
mustn't you effervesce?
mustn't she effervesce?
mustn't we effervesce?
mustn't you effervesce?
mustn't they effervesce? 	mustn't I be effervescing?
mustn't you be effervescing?
mustn't she be effervescing?
mustn't we be effervescing?
mustn't you be effervescing?
mustn't they be effervescing? 	mustn't I have effervesced?
mustn't you have effervesced?
mustn't she have effervesced?
mustn't we have effervesced?
mustn't you have effervesced?
mustn't they have effervesced? 	mustn't I have been effervescing?
mustn't you have been effervescing?
mustn't she have been effervescing?
mustn't we have been effervescing?
mustn't you have been effervescing?
mustn't they have been effervescing?