must shorten
Verbo regolare: shorten - shortened- shortened

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must shorten
you must shorten
he must shorten
we must shorten
you must shorten
they must shorten 	I must be shortening
you must be shortening
he must be shortening
we must be shortening
you must be shortening
they must be shortening	I must have shortened
you must have shortened
he must have shortened
we must have shortened
you must have shortened
they must have shortened	I must have been shortening
you must have been shortening
he must have been shortening
we must have been shortening
you must have been shortening
they must have been shortening	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not shorten
you must not shorten
he must not shorten
we must not shorten
you must not shorten
they must not shorten 	I must not be shortening
you must not be shortening
he must not be shortening
we must not be shortening
you must not be shortening
they must not be shortening	I must not have shortened
you must not have shortened
he must not have shortened
we must not have shortened
you must not have shortened
they must not have shortened	I must not have been shortening
you must not have been shortening
he must not have been shortening
we must not have been shortening
you must not have been shortening
they must not have been shortening	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I shorten?
must you shorten?
must he shorten?
must we shorten?
must you shorten?
must they shorten? 	must I be shortening?
must you be shortening?
must he be shortening?
must we be shortening?
must you be shortening?
must they be shortening? 	must I have shortened?
must you have shortened?
must he have shortened?
must we have shortened?
must you have shortened?
must they have shortened? 	must I have been shortening?
must you have been shortening?
must he have been shortening?
must we have been shortening?
must you have been shortening?
must they have been shortening? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not shorten?
must you not shorten?
must he not shorten?
must we not shorten?
must you not shorten?
must they not shorten? 	must I not be shortening?
must you not be shortening?
must he not be shortening?
must we not be shortening?
must you not be shortening?
must they not be shortening? 	must I not have shortened?
must you not have shortened?
must he not have shortened?
must we not have shortened?
must you not have shortened?
must they not have shortened? 	must I not have been shortening?
must you not have been shortening?
must he not have been shortening?
must we not have been shortening?
must you not have been shortening?
must they not have been shortening?