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
she must shuttle
we must shuttle
you must shuttle
they must shuttle 	I must be shuttling
you must be shuttling
she must be shuttling
we must be shuttling
you must be shuttling
they must be shuttling	I must have shuttled
you must have shuttled
she 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
she 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
she 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
she 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
she 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
she 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 she shuttle?
must we shuttle?
must you shuttle?
must they shuttle? 	must I be shuttling?
must you be shuttling?
must she be shuttling?
must we be shuttling?
must you be shuttling?
must they be shuttling? 	must I have shuttled?
must you have shuttled?
must she 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 she 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 she 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 she 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 she 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 she not have been shuttling?
must we not have been shuttling?
must you not have been shuttling?
must they not have been shuttling?