must delve
Verbe régulier : delve - delved- delved
Traduction française : fouiller - creuser 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must delve
you must delve
she must delve
we must delve
you must delve
they must delve 	I must be delving
you must be delving
she must be delving
we must be delving
you must be delving
they must be delving	I must have delved
you must have delved
she must have delved
we must have delved
you must have delved
they must have delved	I must have been delving
you must have been delving
she must have been delving
we must have been delving
you must have been delving
they must have been delving	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't delve
you mustn't delve
she mustn't delve
we mustn't delve
you mustn't delve
they mustn't delve 	I mustn't be delving
you mustn't be delving
she mustn't be delving
we mustn't be delving
you mustn't be delving
they mustn't be delving	I mustn't have delved
you mustn't have delved
she mustn't have delved
we mustn't have delved
you mustn't have delved
they mustn't have delved	I mustn't have been delving
you mustn't have been delving
she mustn't have been delving
we mustn't have been delving
you mustn't have been delving
they mustn't have been delving	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I delve?
must you delve?
must she delve?
must we delve?
must you delve?
must they delve? 	must I be delving?
must you be delving?
must she be delving?
must we be delving?
must you be delving?
must they be delving? 	must I have delved?
must you have delved?
must she have delved?
must we have delved?
must you have delved?
must they have delved? 	must I have been delving?
must you have been delving?
must she have been delving?
must we have been delving?
must you have been delving?
must they have been delving? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I delve?
mustn't you delve?
mustn't she delve?
mustn't we delve?
mustn't you delve?
mustn't they delve? 	mustn't I be delving?
mustn't you be delving?
mustn't she be delving?
mustn't we be delving?
mustn't you be delving?
mustn't they be delving? 	mustn't I have delved?
mustn't you have delved?
mustn't she have delved?
mustn't we have delved?
mustn't you have delved?
mustn't they have delved? 	mustn't I have been delving?
mustn't you have been delving?
mustn't she have been delving?
mustn't we have been delving?
mustn't you have been delving?
mustn't they have been delving?