Conjugación del verbo inglés
MUST CLACK

Verbo regular: clack - clacked - clacked

Afirmación

Forma simple	Forma con V-ing
I must clack you must clack he must clack we must clack you must clack they must clack	I must be clacking you must be clacking he must be clacking we must be clacking you must be clacking they must be clacking
Perfecto	Perfecto con V-ing
I must have clacked you must have clacked he must have clacked we must have clacked you must have clacked they must have clacked	I must have been clacking you must have been clacking he must have been clacking we must have been clacking you must have been clacking they must have been clacking

Negación

Forma simple	Forma con V-ing
I mustn't clack you mustn't clack he mustn't clack we mustn't clack you mustn't clack they mustn't clack	I mustn't be clacking you mustn't be clacking he mustn't be clacking we mustn't be clacking you mustn't be clacking they mustn't be clacking
Perfecto	Perfecto con V-ing
I mustn't have clacked you mustn't have clacked he mustn't have clacked we mustn't have clacked you mustn't have clacked they mustn't have clacked	I mustn't have been clacking you mustn't have been clacking he mustn't have been clacking we mustn't have been clacking you mustn't have been clacking they mustn't have been clacking

Forma interrogativa

Forma simple	Forma con V-ing
must I clack? must you clack? must he clack? must we clack? must you clack? must they clack?	must I be clacking? must you be clacking? must he be clacking? must we be clacking? must you be clacking? must they be clacking?
Perfecto	Perfecto con V-ing
must I have clacked? must you have clacked? must he have clacked? must we have clacked? must you have clacked? must they have clacked?	must I have been clacking? must you have been clacking? must he have been clacking? must we have been clacking? must you have been clacking? must they have been clacking?

Forma interro-negativa

Forma simple	Forma con V-ing
mustn't I clack? mustn't you clack? mustn't he clack? mustn't we clack? mustn't you clack? mustn't they clack?	mustn't I be clacking? mustn't you be clacking? mustn't he be clacking? mustn't we be clacking? mustn't you be clacking? mustn't they be clacking?
Perfecto	Perfecto con V-ing
mustn't I have clacked? mustn't you have clacked? mustn't he have clacked? mustn't we have clacked? mustn't you have clacked? mustn't they have clacked?	mustn't I have been clacking? mustn't you have been clacking? mustn't he have been clacking? mustn't we have been clacking? mustn't you have been clacking? mustn't they have been clacking?