English verb conjugation
MUST CLONK

Regular verb: clonk - clonked - clonked

Affirmation

Simple form	V-ing form
I must clonk you must clonk he must clonk we must clonk you must clonk they must clonk	I must be clonking you must be clonking he must be clonking we must be clonking you must be clonking they must be clonking
Perfect	V-ing perfect
I must have clonked you must have clonked he must have clonked we must have clonked you must have clonked they must have clonked	I must have been clonking you must have been clonking he must have been clonking we must have been clonking you must have been clonking they must have been clonking

Negation

Simple form	V-ing form
I mustn't clonk you mustn't clonk he mustn't clonk we mustn't clonk you mustn't clonk they mustn't clonk	I mustn't be clonking you mustn't be clonking he mustn't be clonking we mustn't be clonking you mustn't be clonking they mustn't be clonking
Perfect	V-ing perfect
I mustn't have clonked you mustn't have clonked he mustn't have clonked we mustn't have clonked you mustn't have clonked they mustn't have clonked	I mustn't have been clonking you mustn't have been clonking he mustn't have been clonking we mustn't have been clonking you mustn't have been clonking they mustn't have been clonking

Interrogative form

Simple form	V-ing form
must I clonk? must you clonk? must he clonk? must we clonk? must you clonk? must they clonk?	must I be clonking? must you be clonking? must he be clonking? must we be clonking? must you be clonking? must they be clonking?
Perfect	V-ing perfect
must I have clonked? must you have clonked? must he have clonked? must we have clonked? must you have clonked? must they have clonked?	must I have been clonking? must you have been clonking? must he have been clonking? must we have been clonking? must you have been clonking? must they have been clonking?

Interro-negative form

Simple form	V-ing form
mustn't I clonk? mustn't you clonk? mustn't he clonk? mustn't we clonk? mustn't you clonk? mustn't they clonk?	mustn't I be clonking? mustn't you be clonking? mustn't he be clonking? mustn't we be clonking? mustn't you be clonking? mustn't they be clonking?
Perfect	V-ing perfect
mustn't I have clonked? mustn't you have clonked? mustn't he have clonked? mustn't we have clonked? mustn't you have clonked? mustn't they have clonked?	mustn't I have been clonking? mustn't you have been clonking? mustn't he have been clonking? mustn't we have been clonking? mustn't you have been clonking? mustn't they have been clonking?