Conjugación del verbo inglés
MUST CASE

Verbo regular: case - cased - cased

Afirmación

Forma simple	Forma con V-ing
I must case you must case he must case we must case you must case they must case	I must be casing you must be casing he must be casing we must be casing you must be casing they must be casing
Perfecto	Perfecto con V-ing
I must have cased you must have cased he must have cased we must have cased you must have cased they must have cased	I must have been casing you must have been casing he must have been casing we must have been casing you must have been casing they must have been casing

Negación

Forma simple	Forma con V-ing
I must not case you must not case he must not case we must not case you must not case they must not case	I must not be casing you must not be casing he must not be casing we must not be casing you must not be casing they must not be casing
Perfecto	Perfecto con V-ing
I must not have cased you must not have cased he must not have cased we must not have cased you must not have cased they must not have cased	I must not have been casing you must not have been casing he must not have been casing we must not have been casing you must not have been casing they must not have been casing

Forma interrogativa

Forma simple	Forma con V-ing
must I case? must you case? must he case? must we case? must you case? must they case?	must I be casing? must you be casing? must he be casing? must we be casing? must you be casing? must they be casing?
Perfecto	Perfecto con V-ing
must I have cased? must you have cased? must he have cased? must we have cased? must you have cased? must they have cased?	must I have been casing? must you have been casing? must he have been casing? must we have been casing? must you have been casing? must they have been casing?

Forma interro-negativa

Forma simple	Forma con V-ing
must I not case? must you not case? must he not case? must we not case? must you not case? must they not case?	must I not be casing? must you not be casing? must he not be casing? must we not be casing? must you not be casing? must they not be casing?
Perfecto	Perfecto con V-ing
must I not have cased? must you not have cased? must he not have cased? must we not have cased? must you not have cased? must they not have cased?	must I not have been casing? must you not have been casing? must he not have been casing? must we not have been casing? must you not have been casing? must they not have been casing?