Conjugación del verbo inglés
MUST TREMBLE

Verbo regular: tremble - trembled - trembled

Afirmación

Forma simple	Forma con V-ing
I must tremble you must tremble he must tremble we must tremble you must tremble they must tremble	I must be trembling you must be trembling he 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 he 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 he 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 must not tremble you must not tremble he must not tremble we must not tremble you must not tremble they must not tremble	I must not be trembling you must not be trembling he must not be trembling we must not be trembling you must not be trembling they must not be trembling
Perfecto	Perfecto con V-ing
I must not have trembled you must not have trembled he must not have trembled we must not have trembled you must not have trembled they must not have trembled	I must not have been trembling you must not have been trembling he must not have been trembling we must not have been trembling you must not have been trembling they must not have been trembling

Forma interrogativa

Forma simple	Forma con V-ing
must I tremble? must you tremble? must he tremble? must we tremble? must you tremble? must they tremble?	must I be trembling? must you be trembling? must he 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 he 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 he 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
must I not tremble? must you not tremble? must he not tremble? must we not tremble? must you not tremble? must they not tremble?	must I not be trembling? must you not be trembling? must he not be trembling? must we not be trembling? must you not be trembling? must they not be trembling?
Perfecto	Perfecto con V-ing
must I not have trembled? must you not have trembled? must he not have trembled? must we not have trembled? must you not have trembled? must they not have trembled?	must I not have been trembling? must you not have been trembling? must he not have been trembling? must we not have been trembling? must you not have been trembling? must they not have been trembling?