Coniugazione del verbo inglese
MUST KEYBOARD

Verbo regolare: keyboard - keyboarded - keyboarded

Affermazione

Forma semplice	Forma con V-ing
I must keyboard you must keyboard he must keyboard we must keyboard you must keyboard they must keyboard	I must be keyboarding you must be keyboarding he must be keyboarding we must be keyboarding you must be keyboarding they must be keyboarding
Perfetto	Perfetto con V-ing
I must have keyboarded you must have keyboarded he must have keyboarded we must have keyboarded you must have keyboarded they must have keyboarded	I must have been keyboarding you must have been keyboarding he must have been keyboarding we must have been keyboarding you must have been keyboarding they must have been keyboarding

Negazione

Forma semplice	Forma con V-ing
I mustn't keyboard you mustn't keyboard he mustn't keyboard we mustn't keyboard you mustn't keyboard they mustn't keyboard	I mustn't be keyboarding you mustn't be keyboarding he mustn't be keyboarding we mustn't be keyboarding you mustn't be keyboarding they mustn't be keyboarding
Perfetto	Perfetto con V-ing
I mustn't have keyboarded you mustn't have keyboarded he mustn't have keyboarded we mustn't have keyboarded you mustn't have keyboarded they mustn't have keyboarded	I mustn't have been keyboarding you mustn't have been keyboarding he mustn't have been keyboarding we mustn't have been keyboarding you mustn't have been keyboarding they mustn't have been keyboarding

Forma interrogativa

Forma semplice	Forma con V-ing
must I keyboard? must you keyboard? must he keyboard? must we keyboard? must you keyboard? must they keyboard?	must I be keyboarding? must you be keyboarding? must he be keyboarding? must we be keyboarding? must you be keyboarding? must they be keyboarding?
Perfetto	Perfetto con V-ing
must I have keyboarded? must you have keyboarded? must he have keyboarded? must we have keyboarded? must you have keyboarded? must they have keyboarded?	must I have been keyboarding? must you have been keyboarding? must he have been keyboarding? must we have been keyboarding? must you have been keyboarding? must they have been keyboarding?

Forma interro-negativa

Forma semplice	Forma con V-ing
mustn't I keyboard? mustn't you keyboard? mustn't he keyboard? mustn't we keyboard? mustn't you keyboard? mustn't they keyboard?	mustn't I be keyboarding? mustn't you be keyboarding? mustn't he be keyboarding? mustn't we be keyboarding? mustn't you be keyboarding? mustn't they be keyboarding?
Perfetto	Perfetto con V-ing
mustn't I have keyboarded? mustn't you have keyboarded? mustn't he have keyboarded? mustn't we have keyboarded? mustn't you have keyboarded? mustn't they have keyboarded?	mustn't I have been keyboarding? mustn't you have been keyboarding? mustn't he have been keyboarding? mustn't we have been keyboarding? mustn't you have been keyboarding? mustn't they have been keyboarding?