Conjugación del verbo inglés
MUST DESCALE

Verbo regular: descale - descaled - descaled

Afirmación

Forma simple	Forma con V-ing
I must descale you must descale she must descale we must descale you must descale they must descale	I must be descaling you must be descaling she must be descaling we must be descaling you must be descaling they must be descaling
Perfecto	Perfecto con V-ing
I must have descaled you must have descaled she must have descaled we must have descaled you must have descaled they must have descaled	I must have been descaling you must have been descaling she must have been descaling we must have been descaling you must have been descaling they must have been descaling

Negación

Forma simple	Forma con V-ing
I mustn't descale you mustn't descale she mustn't descale we mustn't descale you mustn't descale they mustn't descale	I mustn't be descaling you mustn't be descaling she mustn't be descaling we mustn't be descaling you mustn't be descaling they mustn't be descaling
Perfecto	Perfecto con V-ing
I mustn't have descaled you mustn't have descaled she mustn't have descaled we mustn't have descaled you mustn't have descaled they mustn't have descaled	I mustn't have been descaling you mustn't have been descaling she mustn't have been descaling we mustn't have been descaling you mustn't have been descaling they mustn't have been descaling

Forma interrogativa

Forma simple	Forma con V-ing
must I descale? must you descale? must she descale? must we descale? must you descale? must they descale?	must I be descaling? must you be descaling? must she be descaling? must we be descaling? must you be descaling? must they be descaling?
Perfecto	Perfecto con V-ing
must I have descaled? must you have descaled? must she have descaled? must we have descaled? must you have descaled? must they have descaled?	must I have been descaling? must you have been descaling? must she have been descaling? must we have been descaling? must you have been descaling? must they have been descaling?

Forma interro-negativa

Forma simple	Forma con V-ing
mustn't I descale? mustn't you descale? mustn't she descale? mustn't we descale? mustn't you descale? mustn't they descale?	mustn't I be descaling? mustn't you be descaling? mustn't she be descaling? mustn't we be descaling? mustn't you be descaling? mustn't they be descaling?
Perfecto	Perfecto con V-ing
mustn't I have descaled? mustn't you have descaled? mustn't she have descaled? mustn't we have descaled? mustn't you have descaled? mustn't they have descaled?	mustn't I have been descaling? mustn't you have been descaling? mustn't she have been descaling? mustn't we have been descaling? mustn't you have been descaling? mustn't they have been descaling?