must boost
Verbe régulier : boost - boosted- boosted
Traduction française : faire monter - survolter 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must boost
you must boost
she must boost
we must boost
you must boost
they must boost 	I must be boosting
you must be boosting
she must be boosting
we must be boosting
you must be boosting
they must be boosting	I must have boosted
you must have boosted
she must have boosted
we must have boosted
you must have boosted
they must have boosted	I must have been boosting
you must have been boosting
she must have been boosting
we must have been boosting
you must have been boosting
they must have been boosting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't boost
you mustn't boost
she mustn't boost
we mustn't boost
you mustn't boost
they mustn't boost 	I mustn't be boosting
you mustn't be boosting
she mustn't be boosting
we mustn't be boosting
you mustn't be boosting
they mustn't be boosting	I mustn't have boosted
you mustn't have boosted
she mustn't have boosted
we mustn't have boosted
you mustn't have boosted
they mustn't have boosted	I mustn't have been boosting
you mustn't have been boosting
she mustn't have been boosting
we mustn't have been boosting
you mustn't have been boosting
they mustn't have been boosting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I boost?
must you boost?
must she boost?
must we boost?
must you boost?
must they boost? 	must I be boosting?
must you be boosting?
must she be boosting?
must we be boosting?
must you be boosting?
must they be boosting? 	must I have boosted?
must you have boosted?
must she have boosted?
must we have boosted?
must you have boosted?
must they have boosted? 	must I have been boosting?
must you have been boosting?
must she have been boosting?
must we have been boosting?
must you have been boosting?
must they have been boosting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I boost?
mustn't you boost?
mustn't she boost?
mustn't we boost?
mustn't you boost?
mustn't they boost? 	mustn't I be boosting?
mustn't you be boosting?
mustn't she be boosting?
mustn't we be boosting?
mustn't you be boosting?
mustn't they be boosting? 	mustn't I have boosted?
mustn't you have boosted?
mustn't she have boosted?
mustn't we have boosted?
mustn't you have boosted?
mustn't they have boosted? 	mustn't I have been boosting?
mustn't you have been boosting?
mustn't she have been boosting?
mustn't we have been boosting?
mustn't you have been boosting?
mustn't they have been boosting?