I must last you must last he must last we must last you must last they must last
Forma con V-ing
I must be lasting you must be lasting he must be lasting we must be lasting you must be lasting they must be lasting
Perfetto
I must have lasted you must have lasted he must have lasted we must have lasted you must have lasted they must have lasted
Perfetto con V-ing
I must have been lasting you must have been lasting he must have been lasting we must have been lasting you must have been lasting they must have been lasting
Negazione
Forma semplice
I must not last you must not last he must not last we must not last you must not last they must not last
Forma con V-ing
I must not be lasting you must not be lasting he must not be lasting we must not be lasting you must not be lasting they must not be lasting
Perfetto
I must not have lasted you must not have lasted he must not have lasted we must not have lasted you must not have lasted they must not have lasted
Perfetto con V-ing
I must not have been lasting you must not have been lasting he must not have been lasting we must not have been lasting you must not have been lasting they must not have been lasting
Forma interrogativa
Forma semplice
must I last? must you last? must he last? must we last? must you last? must they last?
Forma con V-ing
must I be lasting? must you be lasting? must he be lasting? must we be lasting? must you be lasting? must they be lasting?
Perfetto
must I have lasted? must you have lasted? must he have lasted? must we have lasted? must you have lasted? must they have lasted?
Perfetto con V-ing
must I have been lasting? must you have been lasting? must he have been lasting? must we have been lasting? must you have been lasting? must they have been lasting?
Forma interro-negativa
Forma semplice
must I not last? must you not last? must he not last? must we not last? must you not last? must they not last?
Forma con V-ing
must I not be lasting? must you not be lasting? must he not be lasting? must we not be lasting? must you not be lasting? must they not be lasting?
Perfetto
must I not have lasted? must you not have lasted? must he not have lasted? must we not have lasted? must you not have lasted? must they not have lasted?
Perfetto con V-ing
must I not have been lasting? must you not have been lasting? must he not have been lasting? must we not have been lasting? must you not have been lasting? must they not have been lasting?