must sky
Verbe régulier : sky - skied- skied
Traduction française : envoyer au ciel 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must sky
you must sky
he must sky
we must sky
you must sky
they must sky 	I must be skying
you must be skying
he must be skying
we must be skying
you must be skying
they must be skying	I must have skied
you must have skied
he must have skied
we must have skied
you must have skied
they must have skied	I must have been skying
you must have been skying
he must have been skying
we must have been skying
you must have been skying
they must have been skying	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not sky
you must not sky
he must not sky
we must not sky
you must not sky
they must not sky 	I must not be skying
you must not be skying
he must not be skying
we must not be skying
you must not be skying
they must not be skying	I must not have skied
you must not have skied
he must not have skied
we must not have skied
you must not have skied
they must not have skied	I must not have been skying
you must not have been skying
he must not have been skying
we must not have been skying
you must not have been skying
they must not have been skying	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I sky?
must you sky?
must he sky?
must we sky?
must you sky?
must they sky? 	must I be skying?
must you be skying?
must he be skying?
must we be skying?
must you be skying?
must they be skying? 	must I have skied?
must you have skied?
must he have skied?
must we have skied?
must you have skied?
must they have skied? 	must I have been skying?
must you have been skying?
must he have been skying?
must we have been skying?
must you have been skying?
must they have been skying? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not sky?
must you not sky?
must he not sky?
must we not sky?
must you not sky?
must they not sky? 	must I not be skying?
must you not be skying?
must he not be skying?
must we not be skying?
must you not be skying?
must they not be skying? 	must I not have skied?
must you not have skied?
must he not have skied?
must we not have skied?
must you not have skied?
must they not have skied? 	must I not have been skying?
must you not have been skying?
must he not have been skying?
must we not have been skying?
must you not have been skying?
must they not have been skying?