Conjugación del verbo inglés
MUST TREMBLE

Verbo regular: tremble - trembled - trembled

Afirmación

Forma simple	Forma con V-ing
I must tremble you must tremble she must tremble we must tremble you must tremble they must tremble	I must be trembling you must be trembling she must be trembling we must be trembling you must be trembling they must be trembling
Perfecto	Perfecto con V-ing
I must have trembled you must have trembled she must have trembled we must have trembled you must have trembled they must have trembled	I must have been trembling you must have been trembling she must have been trembling we must have been trembling you must have been trembling they must have been trembling

Negación

Forma simple	Forma con V-ing
I mustn't tremble you mustn't tremble she mustn't tremble we mustn't tremble you mustn't tremble they mustn't tremble	I mustn't be trembling you mustn't be trembling she mustn't be trembling we mustn't be trembling you mustn't be trembling they mustn't be trembling
Perfecto	Perfecto con V-ing
I mustn't have trembled you mustn't have trembled she mustn't have trembled we mustn't have trembled you mustn't have trembled they mustn't have trembled	I mustn't have been trembling you mustn't have been trembling she mustn't have been trembling we mustn't have been trembling you mustn't have been trembling they mustn't have been trembling

Forma interrogativa

Forma simple	Forma con V-ing
must I tremble? must you tremble? must she tremble? must we tremble? must you tremble? must they tremble?	must I be trembling? must you be trembling? must she be trembling? must we be trembling? must you be trembling? must they be trembling?
Perfecto	Perfecto con V-ing
must I have trembled? must you have trembled? must she have trembled? must we have trembled? must you have trembled? must they have trembled?	must I have been trembling? must you have been trembling? must she have been trembling? must we have been trembling? must you have been trembling? must they have been trembling?

Forma interro-negativa

Forma simple	Forma con V-ing
mustn't I tremble? mustn't you tremble? mustn't she tremble? mustn't we tremble? mustn't you tremble? mustn't they tremble?	mustn't I be trembling? mustn't you be trembling? mustn't she be trembling? mustn't we be trembling? mustn't you be trembling? mustn't they be trembling?
Perfecto	Perfecto con V-ing
mustn't I have trembled? mustn't you have trembled? mustn't she have trembled? mustn't we have trembled? mustn't you have trembled? mustn't they have trembled?	mustn't I have been trembling? mustn't you have been trembling? mustn't she have been trembling? mustn't we have been trembling? mustn't you have been trembling? mustn't they have been trembling?