I must engage you must engage she must engage we must engage you must engage they must engage
Forma con V-ing
I must be engaging you must be engaging she must be engaging we must be engaging you must be engaging they must be engaging
Perfetto
I must have engaged you must have engaged she must have engaged we must have engaged you must have engaged they must have engaged
Perfetto con V-ing
I must have been engaging you must have been engaging she must have been engaging we must have been engaging you must have been engaging they must have been engaging
Negazione
Forma semplice
I must not engage you must not engage she must not engage we must not engage you must not engage they must not engage
Forma con V-ing
I must not be engaging you must not be engaging she must not be engaging we must not be engaging you must not be engaging they must not be engaging
Perfetto
I must not have engaged you must not have engaged she must not have engaged we must not have engaged you must not have engaged they must not have engaged
Perfetto con V-ing
I must not have been engaging you must not have been engaging she must not have been engaging we must not have been engaging you must not have been engaging they must not have been engaging
Forma interrogativa
Forma semplice
must I engage? must you engage? must she engage? must we engage? must you engage? must they engage?
Forma con V-ing
must I be engaging? must you be engaging? must she be engaging? must we be engaging? must you be engaging? must they be engaging?
Perfetto
must I have engaged? must you have engaged? must she have engaged? must we have engaged? must you have engaged? must they have engaged?
Perfetto con V-ing
must I have been engaging? must you have been engaging? must she have been engaging? must we have been engaging? must you have been engaging? must they have been engaging?
Forma interro-negativa
Forma semplice
must I not engage? must you not engage? must she not engage? must we not engage? must you not engage? must they not engage?
Forma con V-ing
must I not be engaging? must you not be engaging? must she not be engaging? must we not be engaging? must you not be engaging? must they not be engaging?
Perfetto
must I not have engaged? must you not have engaged? must she not have engaged? must we not have engaged? must you not have engaged? must they not have engaged?
Perfetto con V-ing
must I not have been engaging? must you not have been engaging? must she not have been engaging? must we not have been engaging? must you not have been engaging? must they not have been engaging?