must plumb
Verbe régulier : plumb - plumbed- plumbed
Traduction française : sonder 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must plumb
you must plumb
she must plumb
we must plumb
you must plumb
they must plumb 	I must be plumbing
you must be plumbing
she must be plumbing
we must be plumbing
you must be plumbing
they must be plumbing	I must have plumbed
you must have plumbed
she must have plumbed
we must have plumbed
you must have plumbed
they must have plumbed	I must have been plumbing
you must have been plumbing
she must have been plumbing
we must have been plumbing
you must have been plumbing
they must have been plumbing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't plumb
you mustn't plumb
she mustn't plumb
we mustn't plumb
you mustn't plumb
they mustn't plumb 	I mustn't be plumbing
you mustn't be plumbing
she mustn't be plumbing
we mustn't be plumbing
you mustn't be plumbing
they mustn't be plumbing	I mustn't have plumbed
you mustn't have plumbed
she mustn't have plumbed
we mustn't have plumbed
you mustn't have plumbed
they mustn't have plumbed	I mustn't have been plumbing
you mustn't have been plumbing
she mustn't have been plumbing
we mustn't have been plumbing
you mustn't have been plumbing
they mustn't have been plumbing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I plumb?
must you plumb?
must she plumb?
must we plumb?
must you plumb?
must they plumb? 	must I be plumbing?
must you be plumbing?
must she be plumbing?
must we be plumbing?
must you be plumbing?
must they be plumbing? 	must I have plumbed?
must you have plumbed?
must she have plumbed?
must we have plumbed?
must you have plumbed?
must they have plumbed? 	must I have been plumbing?
must you have been plumbing?
must she have been plumbing?
must we have been plumbing?
must you have been plumbing?
must they have been plumbing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I plumb?
mustn't you plumb?
mustn't she plumb?
mustn't we plumb?
mustn't you plumb?
mustn't they plumb? 	mustn't I be plumbing?
mustn't you be plumbing?
mustn't she be plumbing?
mustn't we be plumbing?
mustn't you be plumbing?
mustn't they be plumbing? 	mustn't I have plumbed?
mustn't you have plumbed?
mustn't she have plumbed?
mustn't we have plumbed?
mustn't you have plumbed?
mustn't they have plumbed? 	mustn't I have been plumbing?
mustn't you have been plumbing?
mustn't she have been plumbing?
mustn't we have been plumbing?
mustn't you have been plumbing?
mustn't they have been plumbing?