English verb conjugation
MUST PEAK

Regular verb: peak - peaked - peaked

Affirmation

Simple form	V-ing form
I must peak you must peak he must peak we must peak you must peak they must peak	I must be peaking you must be peaking he must be peaking we must be peaking you must be peaking they must be peaking
Perfect	V-ing perfect
I must have peaked you must have peaked he must have peaked we must have peaked you must have peaked they must have peaked	I must have been peaking you must have been peaking he must have been peaking we must have been peaking you must have been peaking they must have been peaking

Negation

Simple form	V-ing form
I must not peak you must not peak he must not peak we must not peak you must not peak they must not peak	I must not be peaking you must not be peaking he must not be peaking we must not be peaking you must not be peaking they must not be peaking
Perfect	V-ing perfect
I must not have peaked you must not have peaked he must not have peaked we must not have peaked you must not have peaked they must not have peaked	I must not have been peaking you must not have been peaking he must not have been peaking we must not have been peaking you must not have been peaking they must not have been peaking

Interrogative form

Simple form	V-ing form
must I peak? must you peak? must he peak? must we peak? must you peak? must they peak?	must I be peaking? must you be peaking? must he be peaking? must we be peaking? must you be peaking? must they be peaking?
Perfect	V-ing perfect
must I have peaked? must you have peaked? must he have peaked? must we have peaked? must you have peaked? must they have peaked?	must I have been peaking? must you have been peaking? must he have been peaking? must we have been peaking? must you have been peaking? must they have been peaking?

Interro-negative form

Simple form	V-ing form
must I not peak? must you not peak? must he not peak? must we not peak? must you not peak? must they not peak?	must I not be peaking? must you not be peaking? must he not be peaking? must we not be peaking? must you not be peaking? must they not be peaking?
Perfect	V-ing perfect
must I not have peaked? must you not have peaked? must he not have peaked? must we not have peaked? must you not have peaked? must they not have peaked?	must I not have been peaking? must you not have been peaking? must he not have been peaking? must we not have been peaking? must you not have been peaking? must they not have been peaking?