must preinsert
Verbo regolare: preinsert - preinserted- preinserted

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must preinsert
you must preinsert
she must preinsert
we must preinsert
you must preinsert
they must preinsert 	I must be preinserting
you must be preinserting
she must be preinserting
we must be preinserting
you must be preinserting
they must be preinserting	I must have preinserted
you must have preinserted
she must have preinserted
we must have preinserted
you must have preinserted
they must have preinserted	I must have been preinserting
you must have been preinserting
she must have been preinserting
we must have been preinserting
you must have been preinserting
they must have been preinserting	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not preinsert
you must not preinsert
she must not preinsert
we must not preinsert
you must not preinsert
they must not preinsert 	I must not be preinserting
you must not be preinserting
she must not be preinserting
we must not be preinserting
you must not be preinserting
they must not be preinserting	I must not have preinserted
you must not have preinserted
she must not have preinserted
we must not have preinserted
you must not have preinserted
they must not have preinserted	I must not have been preinserting
you must not have been preinserting
she must not have been preinserting
we must not have been preinserting
you must not have been preinserting
they must not have been preinserting	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I preinsert?
must you preinsert?
must she preinsert?
must we preinsert?
must you preinsert?
must they preinsert? 	must I be preinserting?
must you be preinserting?
must she be preinserting?
must we be preinserting?
must you be preinserting?
must they be preinserting? 	must I have preinserted?
must you have preinserted?
must she have preinserted?
must we have preinserted?
must you have preinserted?
must they have preinserted? 	must I have been preinserting?
must you have been preinserting?
must she have been preinserting?
must we have been preinserting?
must you have been preinserting?
must they have been preinserting? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not preinsert?
must you not preinsert?
must she not preinsert?
must we not preinsert?
must you not preinsert?
must they not preinsert? 	must I not be preinserting?
must you not be preinserting?
must she not be preinserting?
must we not be preinserting?
must you not be preinserting?
must they not be preinserting? 	must I not have preinserted?
must you not have preinserted?
must she not have preinserted?
must we not have preinserted?
must you not have preinserted?
must they not have preinserted? 	must I not have been preinserting?
must you not have been preinserting?
must she not have been preinserting?
must we not have been preinserting?
must you not have been preinserting?
must they not have been preinserting?