Conjugación del verbo inglés
MUST REFASTEN

Verbo regular: refasten - refastened - refastened

Afirmación

Forma simple	Forma con V-ing
I must refasten you must refasten she must refasten we must refasten you must refasten they must refasten	I must be refastening you must be refastening she must be refastening we must be refastening you must be refastening they must be refastening
Perfecto	Perfecto con V-ing
I must have refastened you must have refastened she must have refastened we must have refastened you must have refastened they must have refastened	I must have been refastening you must have been refastening she must have been refastening we must have been refastening you must have been refastening they must have been refastening

Negación

Forma simple	Forma con V-ing
I mustn't refasten you mustn't refasten she mustn't refasten we mustn't refasten you mustn't refasten they mustn't refasten	I mustn't be refastening you mustn't be refastening she mustn't be refastening we mustn't be refastening you mustn't be refastening they mustn't be refastening
Perfecto	Perfecto con V-ing
I mustn't have refastened you mustn't have refastened she mustn't have refastened we mustn't have refastened you mustn't have refastened they mustn't have refastened	I mustn't have been refastening you mustn't have been refastening she mustn't have been refastening we mustn't have been refastening you mustn't have been refastening they mustn't have been refastening

Forma interrogativa

Forma simple	Forma con V-ing
must I refasten? must you refasten? must she refasten? must we refasten? must you refasten? must they refasten?	must I be refastening? must you be refastening? must she be refastening? must we be refastening? must you be refastening? must they be refastening?
Perfecto	Perfecto con V-ing
must I have refastened? must you have refastened? must she have refastened? must we have refastened? must you have refastened? must they have refastened?	must I have been refastening? must you have been refastening? must she have been refastening? must we have been refastening? must you have been refastening? must they have been refastening?

Forma interro-negativa

Forma simple	Forma con V-ing
mustn't I refasten? mustn't you refasten? mustn't she refasten? mustn't we refasten? mustn't you refasten? mustn't they refasten?	mustn't I be refastening? mustn't you be refastening? mustn't she be refastening? mustn't we be refastening? mustn't you be refastening? mustn't they be refastening?
Perfecto	Perfecto con V-ing
mustn't I have refastened? mustn't you have refastened? mustn't she have refastened? mustn't we have refastened? mustn't you have refastened? mustn't they have refastened?	mustn't I have been refastening? mustn't you have been refastening? mustn't she have been refastening? mustn't we have been refastening? mustn't you have been refastening? mustn't they have been refastening?