English verb conjugation
MUST HANDLE

Regular verb: handle - handled - handled

Affirmation

Simple form	V-ing form
I must handle you must handle he must handle we must handle you must handle they must handle	I must be handling you must be handling he must be handling we must be handling you must be handling they must be handling
Perfect	V-ing perfect
I must have handled you must have handled he must have handled we must have handled you must have handled they must have handled	I must have been handling you must have been handling he must have been handling we must have been handling you must have been handling they must have been handling

Negation

Simple form	V-ing form
I must not handle you must not handle he must not handle we must not handle you must not handle they must not handle	I must not be handling you must not be handling he must not be handling we must not be handling you must not be handling they must not be handling
Perfect	V-ing perfect
I must not have handled you must not have handled he must not have handled we must not have handled you must not have handled they must not have handled	I must not have been handling you must not have been handling he must not have been handling we must not have been handling you must not have been handling they must not have been handling

Interrogative form

Simple form	V-ing form
must I handle? must you handle? must he handle? must we handle? must you handle? must they handle?	must I be handling? must you be handling? must he be handling? must we be handling? must you be handling? must they be handling?
Perfect	V-ing perfect
must I have handled? must you have handled? must he have handled? must we have handled? must you have handled? must they have handled?	must I have been handling? must you have been handling? must he have been handling? must we have been handling? must you have been handling? must they have been handling?

Interro-negative form

Simple form	V-ing form
must I not handle? must you not handle? must he not handle? must we not handle? must you not handle? must they not handle?	must I not be handling? must you not be handling? must he not be handling? must we not be handling? must you not be handling? must they not be handling?
Perfect	V-ing perfect
must I not have handled? must you not have handled? must he not have handled? must we not have handled? must you not have handled? must they not have handled?	must I not have been handling? must you not have been handling? must he not have been handling? must we not have been handling? must you not have been handling? must they not have been handling?