must prevail
Verbo regolare: prevail - prevailed- prevailed

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must prevail
you must prevail
she must prevail
we must prevail
you must prevail
they must prevail 	I must be prevailing
you must be prevailing
she must be prevailing
we must be prevailing
you must be prevailing
they must be prevailing	I must have prevailed
you must have prevailed
she must have prevailed
we must have prevailed
you must have prevailed
they must have prevailed	I must have been prevailing
you must have been prevailing
she must have been prevailing
we must have been prevailing
you must have been prevailing
they must have been prevailing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not prevail
you must not prevail
she must not prevail
we must not prevail
you must not prevail
they must not prevail 	I must not be prevailing
you must not be prevailing
she must not be prevailing
we must not be prevailing
you must not be prevailing
they must not be prevailing	I must not have prevailed
you must not have prevailed
she must not have prevailed
we must not have prevailed
you must not have prevailed
they must not have prevailed	I must not have been prevailing
you must not have been prevailing
she must not have been prevailing
we must not have been prevailing
you must not have been prevailing
they must not have been prevailing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I prevail?
must you prevail?
must she prevail?
must we prevail?
must you prevail?
must they prevail? 	must I be prevailing?
must you be prevailing?
must she be prevailing?
must we be prevailing?
must you be prevailing?
must they be prevailing? 	must I have prevailed?
must you have prevailed?
must she have prevailed?
must we have prevailed?
must you have prevailed?
must they have prevailed? 	must I have been prevailing?
must you have been prevailing?
must she have been prevailing?
must we have been prevailing?
must you have been prevailing?
must they have been prevailing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not prevail?
must you not prevail?
must she not prevail?
must we not prevail?
must you not prevail?
must they not prevail? 	must I not be prevailing?
must you not be prevailing?
must she not be prevailing?
must we not be prevailing?
must you not be prevailing?
must they not be prevailing? 	must I not have prevailed?
must you not have prevailed?
must she not have prevailed?
must we not have prevailed?
must you not have prevailed?
must they not have prevailed? 	must I not have been prevailing?
must you not have been prevailing?
must she not have been prevailing?
must we not have been prevailing?
must you not have been prevailing?
must they not have been prevailing?