must downshift
Verbo regolare: downshift - downshifted- downshifted

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must downshift
you must downshift
she must downshift
we must downshift
you must downshift
they must downshift 	I must be downshifting
you must be downshifting
she must be downshifting
we must be downshifting
you must be downshifting
they must be downshifting	I must have downshifted
you must have downshifted
she must have downshifted
we must have downshifted
you must have downshifted
they must have downshifted	I must have been downshifting
you must have been downshifting
she must have been downshifting
we must have been downshifting
you must have been downshifting
they must have been downshifting	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not downshift
you must not downshift
she must not downshift
we must not downshift
you must not downshift
they must not downshift 	I must not be downshifting
you must not be downshifting
she must not be downshifting
we must not be downshifting
you must not be downshifting
they must not be downshifting	I must not have downshifted
you must not have downshifted
she must not have downshifted
we must not have downshifted
you must not have downshifted
they must not have downshifted	I must not have been downshifting
you must not have been downshifting
she must not have been downshifting
we must not have been downshifting
you must not have been downshifting
they must not have been downshifting	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I downshift?
must you downshift?
must she downshift?
must we downshift?
must you downshift?
must they downshift? 	must I be downshifting?
must you be downshifting?
must she be downshifting?
must we be downshifting?
must you be downshifting?
must they be downshifting? 	must I have downshifted?
must you have downshifted?
must she have downshifted?
must we have downshifted?
must you have downshifted?
must they have downshifted? 	must I have been downshifting?
must you have been downshifting?
must she have been downshifting?
must we have been downshifting?
must you have been downshifting?
must they have been downshifting? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not downshift?
must you not downshift?
must she not downshift?
must we not downshift?
must you not downshift?
must they not downshift? 	must I not be downshifting?
must you not be downshifting?
must she not be downshifting?
must we not be downshifting?
must you not be downshifting?
must they not be downshifting? 	must I not have downshifted?
must you not have downshifted?
must she not have downshifted?
must we not have downshifted?
must you not have downshifted?
must they not have downshifted? 	must I not have been downshifting?
must you not have been downshifting?
must she not have been downshifting?
must we not have been downshifting?
must you not have been downshifting?
must they not have been downshifting?