English verb conjugation
MUST FRISK

Regular verb: frisk - frisked - frisked

Affirmation

Simple form	V-ing form
I must frisk you must frisk he must frisk we must frisk you must frisk they must frisk	I must be frisking you must be frisking he must be frisking we must be frisking you must be frisking they must be frisking
Perfect	V-ing perfect
I must have frisked you must have frisked he must have frisked we must have frisked you must have frisked they must have frisked	I must have been frisking you must have been frisking he must have been frisking we must have been frisking you must have been frisking they must have been frisking

Negation

Simple form	V-ing form
I must not frisk you must not frisk he must not frisk we must not frisk you must not frisk they must not frisk	I must not be frisking you must not be frisking he must not be frisking we must not be frisking you must not be frisking they must not be frisking
Perfect	V-ing perfect
I must not have frisked you must not have frisked he must not have frisked we must not have frisked you must not have frisked they must not have frisked	I must not have been frisking you must not have been frisking he must not have been frisking we must not have been frisking you must not have been frisking they must not have been frisking

Interrogative form

Simple form	V-ing form
must I frisk? must you frisk? must he frisk? must we frisk? must you frisk? must they frisk?	must I be frisking? must you be frisking? must he be frisking? must we be frisking? must you be frisking? must they be frisking?
Perfect	V-ing perfect
must I have frisked? must you have frisked? must he have frisked? must we have frisked? must you have frisked? must they have frisked?	must I have been frisking? must you have been frisking? must he have been frisking? must we have been frisking? must you have been frisking? must they have been frisking?

Interro-negative form

Simple form	V-ing form
must I not frisk? must you not frisk? must he not frisk? must we not frisk? must you not frisk? must they not frisk?	must I not be frisking? must you not be frisking? must he not be frisking? must we not be frisking? must you not be frisking? must they not be frisking?
Perfect	V-ing perfect
must I not have frisked? must you not have frisked? must he not have frisked? must we not have frisked? must you not have frisked? must they not have frisked?	must I not have been frisking? must you not have been frisking? must he not have been frisking? must we not have been frisking? must you not have been frisking? must they not have been frisking?