Conjugación del verbo inglés
MUST CERTIFICATE

Verbo regular: certificate - certificated - certificated

Afirmación

Forma simple	Forma con V-ing
I must certificate you must certificate she must certificate we must certificate you must certificate they must certificate	I must be certificating you must be certificating she must be certificating we must be certificating you must be certificating they must be certificating
Perfecto	Perfecto con V-ing
I must have certificated you must have certificated she must have certificated we must have certificated you must have certificated they must have certificated	I must have been certificating you must have been certificating she must have been certificating we must have been certificating you must have been certificating they must have been certificating

Negación

Forma simple	Forma con V-ing
I mustn't certificate you mustn't certificate she mustn't certificate we mustn't certificate you mustn't certificate they mustn't certificate	I mustn't be certificating you mustn't be certificating she mustn't be certificating we mustn't be certificating you mustn't be certificating they mustn't be certificating
Perfecto	Perfecto con V-ing
I mustn't have certificated you mustn't have certificated she mustn't have certificated we mustn't have certificated you mustn't have certificated they mustn't have certificated	I mustn't have been certificating you mustn't have been certificating she mustn't have been certificating we mustn't have been certificating you mustn't have been certificating they mustn't have been certificating

Forma interrogativa

Forma simple	Forma con V-ing
must I certificate? must you certificate? must she certificate? must we certificate? must you certificate? must they certificate?	must I be certificating? must you be certificating? must she be certificating? must we be certificating? must you be certificating? must they be certificating?
Perfecto	Perfecto con V-ing
must I have certificated? must you have certificated? must she have certificated? must we have certificated? must you have certificated? must they have certificated?	must I have been certificating? must you have been certificating? must she have been certificating? must we have been certificating? must you have been certificating? must they have been certificating?

Forma interro-negativa

Forma simple	Forma con V-ing
mustn't I certificate? mustn't you certificate? mustn't she certificate? mustn't we certificate? mustn't you certificate? mustn't they certificate?	mustn't I be certificating? mustn't you be certificating? mustn't she be certificating? mustn't we be certificating? mustn't you be certificating? mustn't they be certificating?
Perfecto	Perfecto con V-ing
mustn't I have certificated? mustn't you have certificated? mustn't she have certificated? mustn't we have certificated? mustn't you have certificated? mustn't they have certificated?	mustn't I have been certificating? mustn't you have been certificating? mustn't she have been certificating? mustn't we have been certificating? mustn't you have been certificating? mustn't they have been certificating?