I must engulf you must engulf he must engulf we must engulf you must engulf they must engulf
Forma con V-ing
I must be engulfing you must be engulfing he must be engulfing we must be engulfing you must be engulfing they must be engulfing
Perfetto
I must have engulfed you must have engulfed he must have engulfed we must have engulfed you must have engulfed they must have engulfed
Perfetto con V-ing
I must have been engulfing you must have been engulfing he must have been engulfing we must have been engulfing you must have been engulfing they must have been engulfing
Negazione
Forma semplice
I must not engulf you must not engulf he must not engulf we must not engulf you must not engulf they must not engulf
Forma con V-ing
I must not be engulfing you must not be engulfing he must not be engulfing we must not be engulfing you must not be engulfing they must not be engulfing
Perfetto
I must not have engulfed you must not have engulfed he must not have engulfed we must not have engulfed you must not have engulfed they must not have engulfed
Perfetto con V-ing
I must not have been engulfing you must not have been engulfing he must not have been engulfing we must not have been engulfing you must not have been engulfing they must not have been engulfing
Forma interrogativa
Forma semplice
must I engulf? must you engulf? must he engulf? must we engulf? must you engulf? must they engulf?
Forma con V-ing
must I be engulfing? must you be engulfing? must he be engulfing? must we be engulfing? must you be engulfing? must they be engulfing?
Perfetto
must I have engulfed? must you have engulfed? must he have engulfed? must we have engulfed? must you have engulfed? must they have engulfed?
Perfetto con V-ing
must I have been engulfing? must you have been engulfing? must he have been engulfing? must we have been engulfing? must you have been engulfing? must they have been engulfing?
Forma interro-negativa
Forma semplice
must I not engulf? must you not engulf? must he not engulf? must we not engulf? must you not engulf? must they not engulf?
Forma con V-ing
must I not be engulfing? must you not be engulfing? must he not be engulfing? must we not be engulfing? must you not be engulfing? must they not be engulfing?
Perfetto
must I not have engulfed? must you not have engulfed? must he not have engulfed? must we not have engulfed? must you not have engulfed? must they not have engulfed?
Perfetto con V-ing
must I not have been engulfing? must you not have been engulfing? must he not have been engulfing? must we not have been engulfing? must you not have been engulfing? must they not have been engulfing?