English verb conjugation
MUST SKUNK

Regular verb: skunk - skunked - skunked

Affirmation

Simple form	V-ing form
I must skunk you must skunk he must skunk we must skunk you must skunk they must skunk	I must be skunking you must be skunking he must be skunking we must be skunking you must be skunking they must be skunking
Perfect	V-ing perfect
I must have skunked you must have skunked he must have skunked we must have skunked you must have skunked they must have skunked	I must have been skunking you must have been skunking he must have been skunking we must have been skunking you must have been skunking they must have been skunking

Negation

Simple form	V-ing form
I must not skunk you must not skunk he must not skunk we must not skunk you must not skunk they must not skunk	I must not be skunking you must not be skunking he must not be skunking we must not be skunking you must not be skunking they must not be skunking
Perfect	V-ing perfect
I must not have skunked you must not have skunked he must not have skunked we must not have skunked you must not have skunked they must not have skunked	I must not have been skunking you must not have been skunking he must not have been skunking we must not have been skunking you must not have been skunking they must not have been skunking

Interrogative form

Simple form	V-ing form
must I skunk? must you skunk? must he skunk? must we skunk? must you skunk? must they skunk?	must I be skunking? must you be skunking? must he be skunking? must we be skunking? must you be skunking? must they be skunking?
Perfect	V-ing perfect
must I have skunked? must you have skunked? must he have skunked? must we have skunked? must you have skunked? must they have skunked?	must I have been skunking? must you have been skunking? must he have been skunking? must we have been skunking? must you have been skunking? must they have been skunking?

Interro-negative form

Simple form	V-ing form
must I not skunk? must you not skunk? must he not skunk? must we not skunk? must you not skunk? must they not skunk?	must I not be skunking? must you not be skunking? must he not be skunking? must we not be skunking? must you not be skunking? must they not be skunking?
Perfect	V-ing perfect
must I not have skunked? must you not have skunked? must he not have skunked? must we not have skunked? must you not have skunked? must they not have skunked?	must I not have been skunking? must you not have been skunking? must he not have been skunking? must we not have been skunking? must you not have been skunking? must they not have been skunking?