must lightning
Verbe régulier : lightning - lightninged- lightninged

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must lightning
you must lightning
he must lightning
we must lightning
you must lightning
they must lightning 	I must be lightninging
you must be lightninging
he must be lightninging
we must be lightninging
you must be lightninging
they must be lightninging	I must have lightninged
you must have lightninged
he must have lightninged
we must have lightninged
you must have lightninged
they must have lightninged	I must have been lightninging
you must have been lightninging
he must have been lightninging
we must have been lightninging
you must have been lightninging
they must have been lightninging	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not lightning
you must not lightning
he must not lightning
we must not lightning
you must not lightning
they must not lightning 	I must not be lightninging
you must not be lightninging
he must not be lightninging
we must not be lightninging
you must not be lightninging
they must not be lightninging	I must not have lightninged
you must not have lightninged
he must not have lightninged
we must not have lightninged
you must not have lightninged
they must not have lightninged	I must not have been lightninging
you must not have been lightninging
he must not have been lightninging
we must not have been lightninging
you must not have been lightninging
they must not have been lightninging	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I lightning?
must you lightning?
must he lightning?
must we lightning?
must you lightning?
must they lightning? 	must I be lightninging?
must you be lightninging?
must he be lightninging?
must we be lightninging?
must you be lightninging?
must they be lightninging? 	must I have lightninged?
must you have lightninged?
must he have lightninged?
must we have lightninged?
must you have lightninged?
must they have lightninged? 	must I have been lightninging?
must you have been lightninging?
must he have been lightninging?
must we have been lightninging?
must you have been lightninging?
must they have been lightninging? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not lightning?
must you not lightning?
must he not lightning?
must we not lightning?
must you not lightning?
must they not lightning? 	must I not be lightninging?
must you not be lightninging?
must he not be lightninging?
must we not be lightninging?
must you not be lightninging?
must they not be lightninging? 	must I not have lightninged?
must you not have lightninged?
must he not have lightninged?
must we not have lightninged?
must you not have lightninged?
must they not have lightninged? 	must I not have been lightninging?
must you not have been lightninging?
must he not have been lightninging?
must we not have been lightninging?
must you not have been lightninging?
must they not have been lightninging?