Coniugazione del verbo inglese
MUST BRIEF

Verbo regolare: brief - briefed - briefed

Affermazione

Forma semplice	Forma con V-ing
I must brief you must brief she must brief we must brief you must brief they must brief	I must be briefing you must be briefing she must be briefing we must be briefing you must be briefing they must be briefing
Perfetto	Perfetto con V-ing
I must have briefed you must have briefed she must have briefed we must have briefed you must have briefed they must have briefed	I must have been briefing you must have been briefing she must have been briefing we must have been briefing you must have been briefing they must have been briefing

Negazione

Forma semplice	Forma con V-ing
I mustn't brief you mustn't brief she mustn't brief we mustn't brief you mustn't brief they mustn't brief	I mustn't be briefing you mustn't be briefing she mustn't be briefing we mustn't be briefing you mustn't be briefing they mustn't be briefing
Perfetto	Perfetto con V-ing
I mustn't have briefed you mustn't have briefed she mustn't have briefed we mustn't have briefed you mustn't have briefed they mustn't have briefed	I mustn't have been briefing you mustn't have been briefing she mustn't have been briefing we mustn't have been briefing you mustn't have been briefing they mustn't have been briefing

Forma interrogativa

Forma semplice	Forma con V-ing
must I brief? must you brief? must she brief? must we brief? must you brief? must they brief?	must I be briefing? must you be briefing? must she be briefing? must we be briefing? must you be briefing? must they be briefing?
Perfetto	Perfetto con V-ing
must I have briefed? must you have briefed? must she have briefed? must we have briefed? must you have briefed? must they have briefed?	must I have been briefing? must you have been briefing? must she have been briefing? must we have been briefing? must you have been briefing? must they have been briefing?

Forma interro-negativa

Forma semplice	Forma con V-ing
mustn't I brief? mustn't you brief? mustn't she brief? mustn't we brief? mustn't you brief? mustn't they brief?	mustn't I be briefing? mustn't you be briefing? mustn't she be briefing? mustn't we be briefing? mustn't you be briefing? mustn't they be briefing?
Perfetto	Perfetto con V-ing
mustn't I have briefed? mustn't you have briefed? mustn't she have briefed? mustn't we have briefed? mustn't you have briefed? mustn't they have briefed?	mustn't I have been briefing? mustn't you have been briefing? mustn't she have been briefing? mustn't we have been briefing? mustn't you have been briefing? mustn't they have been briefing?