Conjugación del verbo inglés
MUST TWITTER

Verbo regular: twitter - twittered - twittered

Afirmación

Forma simple	Forma con V-ing
I must twitter you must twitter he must twitter we must twitter you must twitter they must twitter	I must be twittering you must be twittering he must be twittering we must be twittering you must be twittering they must be twittering
Perfecto	Perfecto con V-ing
I must have twittered you must have twittered he must have twittered we must have twittered you must have twittered they must have twittered	I must have been twittering you must have been twittering he must have been twittering we must have been twittering you must have been twittering they must have been twittering

Negación

Forma simple	Forma con V-ing
I must not twitter you must not twitter he must not twitter we must not twitter you must not twitter they must not twitter	I must not be twittering you must not be twittering he must not be twittering we must not be twittering you must not be twittering they must not be twittering
Perfecto	Perfecto con V-ing
I must not have twittered you must not have twittered he must not have twittered we must not have twittered you must not have twittered they must not have twittered	I must not have been twittering you must not have been twittering he must not have been twittering we must not have been twittering you must not have been twittering they must not have been twittering

Forma interrogativa

Forma simple	Forma con V-ing
must I twitter? must you twitter? must he twitter? must we twitter? must you twitter? must they twitter?	must I be twittering? must you be twittering? must he be twittering? must we be twittering? must you be twittering? must they be twittering?
Perfecto	Perfecto con V-ing
must I have twittered? must you have twittered? must he have twittered? must we have twittered? must you have twittered? must they have twittered?	must I have been twittering? must you have been twittering? must he have been twittering? must we have been twittering? must you have been twittering? must they have been twittering?

Forma interro-negativa

Forma simple	Forma con V-ing
must I not twitter? must you not twitter? must he not twitter? must we not twitter? must you not twitter? must they not twitter?	must I not be twittering? must you not be twittering? must he not be twittering? must we not be twittering? must you not be twittering? must they not be twittering?
Perfecto	Perfecto con V-ing
must I not have twittered? must you not have twittered? must he not have twittered? must we not have twittered? must you not have twittered? must they not have twittered?	must I not have been twittering? must you not have been twittering? must he not have been twittering? must we not have been twittering? must you not have been twittering? must they not have been twittering?