Conjugación del verbo inglés
MUST GUARD

Verbo regular: guard - guarded - guarded

Afirmación

Forma simple	Forma con V-ing
I must guard you must guard she must guard we must guard you must guard they must guard	I must be guarding you must be guarding she must be guarding we must be guarding you must be guarding they must be guarding
Perfecto	Perfecto con V-ing
I must have guarded you must have guarded she must have guarded we must have guarded you must have guarded they must have guarded	I must have been guarding you must have been guarding she must have been guarding we must have been guarding you must have been guarding they must have been guarding

Negación

Forma simple	Forma con V-ing
I must not guard you must not guard she must not guard we must not guard you must not guard they must not guard	I must not be guarding you must not be guarding she must not be guarding we must not be guarding you must not be guarding they must not be guarding
Perfecto	Perfecto con V-ing
I must not have guarded you must not have guarded she must not have guarded we must not have guarded you must not have guarded they must not have guarded	I must not have been guarding you must not have been guarding she must not have been guarding we must not have been guarding you must not have been guarding they must not have been guarding

Forma interrogativa

Forma simple	Forma con V-ing
must I guard? must you guard? must she guard? must we guard? must you guard? must they guard?	must I be guarding? must you be guarding? must she be guarding? must we be guarding? must you be guarding? must they be guarding?
Perfecto	Perfecto con V-ing
must I have guarded? must you have guarded? must she have guarded? must we have guarded? must you have guarded? must they have guarded?	must I have been guarding? must you have been guarding? must she have been guarding? must we have been guarding? must you have been guarding? must they have been guarding?

Forma interro-negativa

Forma simple	Forma con V-ing
must I not guard? must you not guard? must she not guard? must we not guard? must you not guard? must they not guard?	must I not be guarding? must you not be guarding? must she not be guarding? must we not be guarding? must you not be guarding? must they not be guarding?
Perfecto	Perfecto con V-ing
must I not have guarded? must you not have guarded? must she not have guarded? must we not have guarded? must you not have guarded? must they not have guarded?	must I not have been guarding? must you not have been guarding? must she not have been guarding? must we not have been guarding? must you not have been guarding? must they not have been guarding?