must shuttle
Verbe régulier : shuttle - shuttled- shuttled
Traduction française : faire la navette - transporter 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must shuttle
you must shuttle
he must shuttle
we must shuttle
you must shuttle
they must shuttle 	I must be shuttling
you must be shuttling
he must be shuttling
we must be shuttling
you must be shuttling
they must be shuttling	I must have shuttled
you must have shuttled
he must have shuttled
we must have shuttled
you must have shuttled
they must have shuttled	I must have been shuttling
you must have been shuttling
he must have been shuttling
we must have been shuttling
you must have been shuttling
they must have been shuttling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not shuttle
you must not shuttle
he must not shuttle
we must not shuttle
you must not shuttle
they must not shuttle 	I must not be shuttling
you must not be shuttling
he must not be shuttling
we must not be shuttling
you must not be shuttling
they must not be shuttling	I must not have shuttled
you must not have shuttled
he must not have shuttled
we must not have shuttled
you must not have shuttled
they must not have shuttled	I must not have been shuttling
you must not have been shuttling
he must not have been shuttling
we must not have been shuttling
you must not have been shuttling
they must not have been shuttling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I shuttle?
must you shuttle?
must he shuttle?
must we shuttle?
must you shuttle?
must they shuttle? 	must I be shuttling?
must you be shuttling?
must he be shuttling?
must we be shuttling?
must you be shuttling?
must they be shuttling? 	must I have shuttled?
must you have shuttled?
must he have shuttled?
must we have shuttled?
must you have shuttled?
must they have shuttled? 	must I have been shuttling?
must you have been shuttling?
must he have been shuttling?
must we have been shuttling?
must you have been shuttling?
must they have been shuttling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not shuttle?
must you not shuttle?
must he not shuttle?
must we not shuttle?
must you not shuttle?
must they not shuttle? 	must I not be shuttling?
must you not be shuttling?
must he not be shuttling?
must we not be shuttling?
must you not be shuttling?
must they not be shuttling? 	must I not have shuttled?
must you not have shuttled?
must he not have shuttled?
must we not have shuttled?
must you not have shuttled?
must they not have shuttled? 	must I not have been shuttling?
must you not have been shuttling?
must he not have been shuttling?
must we not have been shuttling?
must you not have been shuttling?
must they not have been shuttling?