Conjugación del verbo inglés
MUST QUICKEN

Verbo regular: quicken - quickened - quickened

Afirmación

Forma simple	Forma con V-ing
I must quicken you must quicken he must quicken we must quicken you must quicken they must quicken	I must be quickening you must be quickening he must be quickening we must be quickening you must be quickening they must be quickening
Perfecto	Perfecto con V-ing
I must have quickened you must have quickened he must have quickened we must have quickened you must have quickened they must have quickened	I must have been quickening you must have been quickening he must have been quickening we must have been quickening you must have been quickening they must have been quickening

Negación

Forma simple	Forma con V-ing
I must not quicken you must not quicken he must not quicken we must not quicken you must not quicken they must not quicken	I must not be quickening you must not be quickening he must not be quickening we must not be quickening you must not be quickening they must not be quickening
Perfecto	Perfecto con V-ing
I must not have quickened you must not have quickened he must not have quickened we must not have quickened you must not have quickened they must not have quickened	I must not have been quickening you must not have been quickening he must not have been quickening we must not have been quickening you must not have been quickening they must not have been quickening

Forma interrogativa

Forma simple	Forma con V-ing
must I quicken? must you quicken? must he quicken? must we quicken? must you quicken? must they quicken?	must I be quickening? must you be quickening? must he be quickening? must we be quickening? must you be quickening? must they be quickening?
Perfecto	Perfecto con V-ing
must I have quickened? must you have quickened? must he have quickened? must we have quickened? must you have quickened? must they have quickened?	must I have been quickening? must you have been quickening? must he have been quickening? must we have been quickening? must you have been quickening? must they have been quickening?

Forma interro-negativa

Forma simple	Forma con V-ing
must I not quicken? must you not quicken? must he not quicken? must we not quicken? must you not quicken? must they not quicken?	must I not be quickening? must you not be quickening? must he not be quickening? must we not be quickening? must you not be quickening? must they not be quickening?
Perfecto	Perfecto con V-ing
must I not have quickened? must you not have quickened? must he not have quickened? must we not have quickened? must you not have quickened? must they not have quickened?	must I not have been quickening? must you not have been quickening? must he not have been quickening? must we not have been quickening? must you not have been quickening? must they not have been quickening?