Conjugación del verbo inglés
MUST SAIL

Verbo regular: sail - sailed - sailed

Afirmación

Forma simple	Forma con V-ing
I must sail you must sail he must sail we must sail you must sail they must sail	I must be sailing you must be sailing he must be sailing we must be sailing you must be sailing they must be sailing
Perfecto	Perfecto con V-ing
I must have sailed you must have sailed he must have sailed we must have sailed you must have sailed they must have sailed	I must have been sailing you must have been sailing he must have been sailing we must have been sailing you must have been sailing they must have been sailing

Negación

Forma simple	Forma con V-ing
I must not sail you must not sail he must not sail we must not sail you must not sail they must not sail	I must not be sailing you must not be sailing he must not be sailing we must not be sailing you must not be sailing they must not be sailing
Perfecto	Perfecto con V-ing
I must not have sailed you must not have sailed he must not have sailed we must not have sailed you must not have sailed they must not have sailed	I must not have been sailing you must not have been sailing he must not have been sailing we must not have been sailing you must not have been sailing they must not have been sailing

Forma interrogativa

Forma simple	Forma con V-ing
must I sail? must you sail? must he sail? must we sail? must you sail? must they sail?	must I be sailing? must you be sailing? must he be sailing? must we be sailing? must you be sailing? must they be sailing?
Perfecto	Perfecto con V-ing
must I have sailed? must you have sailed? must he have sailed? must we have sailed? must you have sailed? must they have sailed?	must I have been sailing? must you have been sailing? must he have been sailing? must we have been sailing? must you have been sailing? must they have been sailing?

Forma interro-negativa

Forma simple	Forma con V-ing
must I not sail? must you not sail? must he not sail? must we not sail? must you not sail? must they not sail?	must I not be sailing? must you not be sailing? must he not be sailing? must we not be sailing? must you not be sailing? must they not be sailing?
Perfecto	Perfecto con V-ing
must I not have sailed? must you not have sailed? must he not have sailed? must we not have sailed? must you not have sailed? must they not have sailed?	must I not have been sailing? must you not have been sailing? must he not have been sailing? must we not have been sailing? must you not have been sailing? must they not have been sailing?