Coniugazione del verbo inglese
MUST PREFACE

Verbo regolare: preface - prefaced - prefaced

Affermazione

Forma semplice	Forma con V-ing
I must preface you must preface she must preface we must preface you must preface they must preface	I must be prefacing you must be prefacing she must be prefacing we must be prefacing you must be prefacing they must be prefacing
Perfetto	Perfetto con V-ing
I must have prefaced you must have prefaced she must have prefaced we must have prefaced you must have prefaced they must have prefaced	I must have been prefacing you must have been prefacing she must have been prefacing we must have been prefacing you must have been prefacing they must have been prefacing

Negazione

Forma semplice	Forma con V-ing
I must not preface you must not preface she must not preface we must not preface you must not preface they must not preface	I must not be prefacing you must not be prefacing she must not be prefacing we must not be prefacing you must not be prefacing they must not be prefacing
Perfetto	Perfetto con V-ing
I must not have prefaced you must not have prefaced she must not have prefaced we must not have prefaced you must not have prefaced they must not have prefaced	I must not have been prefacing you must not have been prefacing she must not have been prefacing we must not have been prefacing you must not have been prefacing they must not have been prefacing

Forma interrogativa

Forma semplice	Forma con V-ing
must I preface? must you preface? must she preface? must we preface? must you preface? must they preface?	must I be prefacing? must you be prefacing? must she be prefacing? must we be prefacing? must you be prefacing? must they be prefacing?
Perfetto	Perfetto con V-ing
must I have prefaced? must you have prefaced? must she have prefaced? must we have prefaced? must you have prefaced? must they have prefaced?	must I have been prefacing? must you have been prefacing? must she have been prefacing? must we have been prefacing? must you have been prefacing? must they have been prefacing?

Forma interro-negativa

Forma semplice	Forma con V-ing
must I not preface? must you not preface? must she not preface? must we not preface? must you not preface? must they not preface?	must I not be prefacing? must you not be prefacing? must she not be prefacing? must we not be prefacing? must you not be prefacing? must they not be prefacing?
Perfetto	Perfetto con V-ing
must I not have prefaced? must you not have prefaced? must she not have prefaced? must we not have prefaced? must you not have prefaced? must they not have prefaced?	must I not have been prefacing? must you not have been prefacing? must she not have been prefacing? must we not have been prefacing? must you not have been prefacing? must they not have been prefacing?