English verb conjugation
MUST PIKE

Regular verb: pike - piked - piked

Affirmation

Simple form	V-ing form
I must pike you must pike he must pike we must pike you must pike they must pike	I must be piking you must be piking he must be piking we must be piking you must be piking they must be piking
Perfect	V-ing perfect
I must have piked you must have piked he must have piked we must have piked you must have piked they must have piked	I must have been piking you must have been piking he must have been piking we must have been piking you must have been piking they must have been piking

Negation

Simple form	V-ing form
I must not pike you must not pike he must not pike we must not pike you must not pike they must not pike	I must not be piking you must not be piking he must not be piking we must not be piking you must not be piking they must not be piking
Perfect	V-ing perfect
I must not have piked you must not have piked he must not have piked we must not have piked you must not have piked they must not have piked	I must not have been piking you must not have been piking he must not have been piking we must not have been piking you must not have been piking they must not have been piking

Interrogative form

Simple form	V-ing form
must I pike? must you pike? must he pike? must we pike? must you pike? must they pike?	must I be piking? must you be piking? must he be piking? must we be piking? must you be piking? must they be piking?
Perfect	V-ing perfect
must I have piked? must you have piked? must he have piked? must we have piked? must you have piked? must they have piked?	must I have been piking? must you have been piking? must he have been piking? must we have been piking? must you have been piking? must they have been piking?

Interro-negative form

Simple form	V-ing form
must I not pike? must you not pike? must he not pike? must we not pike? must you not pike? must they not pike?	must I not be piking? must you not be piking? must he not be piking? must we not be piking? must you not be piking? must they not be piking?
Perfect	V-ing perfect
must I not have piked? must you not have piked? must he not have piked? must we not have piked? must you not have piked? must they not have piked?	must I not have been piking? must you not have been piking? must he not have been piking? must we not have been piking? must you not have been piking? must they not have been piking?