Conjugación del verbo inglés
MUST ASSIST

Verbo regular: assist - assisted - assisted

Afirmación

Forma simple	Forma con V-ing
I must assist you must assist he must assist we must assist you must assist they must assist	I must be assisting you must be assisting he must be assisting we must be assisting you must be assisting they must be assisting
Perfecto	Perfecto con V-ing
I must have assisted you must have assisted he must have assisted we must have assisted you must have assisted they must have assisted	I must have been assisting you must have been assisting he must have been assisting we must have been assisting you must have been assisting they must have been assisting

Negación

Forma simple	Forma con V-ing
I mustn't assist you mustn't assist he mustn't assist we mustn't assist you mustn't assist they mustn't assist	I mustn't be assisting you mustn't be assisting he mustn't be assisting we mustn't be assisting you mustn't be assisting they mustn't be assisting
Perfecto	Perfecto con V-ing
I mustn't have assisted you mustn't have assisted he mustn't have assisted we mustn't have assisted you mustn't have assisted they mustn't have assisted	I mustn't have been assisting you mustn't have been assisting he mustn't have been assisting we mustn't have been assisting you mustn't have been assisting they mustn't have been assisting

Forma interrogativa

Forma simple	Forma con V-ing
must I assist? must you assist? must he assist? must we assist? must you assist? must they assist?	must I be assisting? must you be assisting? must he be assisting? must we be assisting? must you be assisting? must they be assisting?
Perfecto	Perfecto con V-ing
must I have assisted? must you have assisted? must he have assisted? must we have assisted? must you have assisted? must they have assisted?	must I have been assisting? must you have been assisting? must he have been assisting? must we have been assisting? must you have been assisting? must they have been assisting?

Forma interro-negativa

Forma simple	Forma con V-ing
mustn't I assist? mustn't you assist? mustn't he assist? mustn't we assist? mustn't you assist? mustn't they assist?	mustn't I be assisting? mustn't you be assisting? mustn't he be assisting? mustn't we be assisting? mustn't you be assisting? mustn't they be assisting?
Perfecto	Perfecto con V-ing
mustn't I have assisted? mustn't you have assisted? mustn't he have assisted? mustn't we have assisted? mustn't you have assisted? mustn't they have assisted?	mustn't I have been assisting? mustn't you have been assisting? mustn't he have been assisting? mustn't we have been assisting? mustn't you have been assisting? mustn't they have been assisting?