Conjugación del verbo inglés
MUST EXTINGUISH

Verbo regular: extinguish - extinguished - extinguished

Afirmación

Forma simple	Forma con V-ing
I must extinguish you must extinguish she must extinguish we must extinguish you must extinguish they must extinguish	I must be extinguishing you must be extinguishing she must be extinguishing we must be extinguishing you must be extinguishing they must be extinguishing
Perfecto	Perfecto con V-ing
I must have extinguished you must have extinguished she must have extinguished we must have extinguished you must have extinguished they must have extinguished	I must have been extinguishing you must have been extinguishing she must have been extinguishing we must have been extinguishing you must have been extinguishing they must have been extinguishing

Negación

Forma simple	Forma con V-ing
I mustn't extinguish you mustn't extinguish she mustn't extinguish we mustn't extinguish you mustn't extinguish they mustn't extinguish	I mustn't be extinguishing you mustn't be extinguishing she mustn't be extinguishing we mustn't be extinguishing you mustn't be extinguishing they mustn't be extinguishing
Perfecto	Perfecto con V-ing
I mustn't have extinguished you mustn't have extinguished she mustn't have extinguished we mustn't have extinguished you mustn't have extinguished they mustn't have extinguished	I mustn't have been extinguishing you mustn't have been extinguishing she mustn't have been extinguishing we mustn't have been extinguishing you mustn't have been extinguishing they mustn't have been extinguishing

Forma interrogativa

Forma simple	Forma con V-ing
must I extinguish? must you extinguish? must she extinguish? must we extinguish? must you extinguish? must they extinguish?	must I be extinguishing? must you be extinguishing? must she be extinguishing? must we be extinguishing? must you be extinguishing? must they be extinguishing?
Perfecto	Perfecto con V-ing
must I have extinguished? must you have extinguished? must she have extinguished? must we have extinguished? must you have extinguished? must they have extinguished?	must I have been extinguishing? must you have been extinguishing? must she have been extinguishing? must we have been extinguishing? must you have been extinguishing? must they have been extinguishing?

Forma interro-negativa

Forma simple	Forma con V-ing
mustn't I extinguish? mustn't you extinguish? mustn't she extinguish? mustn't we extinguish? mustn't you extinguish? mustn't they extinguish?	mustn't I be extinguishing? mustn't you be extinguishing? mustn't she be extinguishing? mustn't we be extinguishing? mustn't you be extinguishing? mustn't they be extinguishing?
Perfecto	Perfecto con V-ing
mustn't I have extinguished? mustn't you have extinguished? mustn't she have extinguished? mustn't we have extinguished? mustn't you have extinguished? mustn't they have extinguished?	mustn't I have been extinguishing? mustn't you have been extinguishing? mustn't she have been extinguishing? mustn't we have been extinguishing? mustn't you have been extinguishing? mustn't they have been extinguishing?