must insphere
Verbe régulier : insphere - insphered- insphered

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must insphere
you must insphere
she must insphere
we must insphere
you must insphere
they must insphere 	I must be insphering
you must be insphering
she must be insphering
we must be insphering
you must be insphering
they must be insphering	I must have insphered
you must have insphered
she must have insphered
we must have insphered
you must have insphered
they must have insphered	I must have been insphering
you must have been insphering
she must have been insphering
we must have been insphering
you must have been insphering
they must have been insphering	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not insphere
you must not insphere
she must not insphere
we must not insphere
you must not insphere
they must not insphere 	I must not be insphering
you must not be insphering
she must not be insphering
we must not be insphering
you must not be insphering
they must not be insphering	I must not have insphered
you must not have insphered
she must not have insphered
we must not have insphered
you must not have insphered
they must not have insphered	I must not have been insphering
you must not have been insphering
she must not have been insphering
we must not have been insphering
you must not have been insphering
they must not have been insphering	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I insphere?
must you insphere?
must she insphere?
must we insphere?
must you insphere?
must they insphere? 	must I be insphering?
must you be insphering?
must she be insphering?
must we be insphering?
must you be insphering?
must they be insphering? 	must I have insphered?
must you have insphered?
must she have insphered?
must we have insphered?
must you have insphered?
must they have insphered? 	must I have been insphering?
must you have been insphering?
must she have been insphering?
must we have been insphering?
must you have been insphering?
must they have been insphering? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not insphere?
must you not insphere?
must she not insphere?
must we not insphere?
must you not insphere?
must they not insphere? 	must I not be insphering?
must you not be insphering?
must she not be insphering?
must we not be insphering?
must you not be insphering?
must they not be insphering? 	must I not have insphered?
must you not have insphered?
must she not have insphered?
must we not have insphered?
must you not have insphered?
must they not have insphered? 	must I not have been insphering?
must you not have been insphering?
must she not have been insphering?
must we not have been insphering?
must you not have been insphering?
must they not have been insphering?