English verb conjugation
MUST STRICKEN

Regular verb: stricken - strickened - strickened

Affirmation

Simple form	V-ing form
I must stricken you must stricken she must stricken we must stricken you must stricken they must stricken	I must be strickening you must be strickening she must be strickening we must be strickening you must be strickening they must be strickening
Perfect	V-ing perfect
I must have strickened you must have strickened she must have strickened we must have strickened you must have strickened they must have strickened	I must have been strickening you must have been strickening she must have been strickening we must have been strickening you must have been strickening they must have been strickening

Negation

Simple form	V-ing form
I must not stricken you must not stricken she must not stricken we must not stricken you must not stricken they must not stricken	I must not be strickening you must not be strickening she must not be strickening we must not be strickening you must not be strickening they must not be strickening
Perfect	V-ing perfect
I must not have strickened you must not have strickened she must not have strickened we must not have strickened you must not have strickened they must not have strickened	I must not have been strickening you must not have been strickening she must not have been strickening we must not have been strickening you must not have been strickening they must not have been strickening

Interrogative form

Simple form	V-ing form
must I stricken? must you stricken? must she stricken? must we stricken? must you stricken? must they stricken?	must I be strickening? must you be strickening? must she be strickening? must we be strickening? must you be strickening? must they be strickening?
Perfect	V-ing perfect
must I have strickened? must you have strickened? must she have strickened? must we have strickened? must you have strickened? must they have strickened?	must I have been strickening? must you have been strickening? must she have been strickening? must we have been strickening? must you have been strickening? must they have been strickening?

Interro-negative form

Simple form	V-ing form
must I not stricken? must you not stricken? must she not stricken? must we not stricken? must you not stricken? must they not stricken?	must I not be strickening? must you not be strickening? must she not be strickening? must we not be strickening? must you not be strickening? must they not be strickening?
Perfect	V-ing perfect
must I not have strickened? must you not have strickened? must she not have strickened? must we not have strickened? must you not have strickened? must they not have strickened?	must I not have been strickening? must you not have been strickening? must she not have been strickening? must we not have been strickening? must you not have been strickening? must they not have been strickening?