English verb conjugation
MUST LUBRICANT

Regular verb: lubricant - lubricanted - lubricanted

Affirmation

Simple form	V-ing form
I must lubricant you must lubricant he must lubricant we must lubricant you must lubricant they must lubricant	I must be lubricanting you must be lubricanting he must be lubricanting we must be lubricanting you must be lubricanting they must be lubricanting
Perfect	V-ing perfect
I must have lubricanted you must have lubricanted he must have lubricanted we must have lubricanted you must have lubricanted they must have lubricanted	I must have been lubricanting you must have been lubricanting he must have been lubricanting we must have been lubricanting you must have been lubricanting they must have been lubricanting

Negation

Simple form	V-ing form
I must not lubricant you must not lubricant he must not lubricant we must not lubricant you must not lubricant they must not lubricant	I must not be lubricanting you must not be lubricanting he must not be lubricanting we must not be lubricanting you must not be lubricanting they must not be lubricanting
Perfect	V-ing perfect
I must not have lubricanted you must not have lubricanted he must not have lubricanted we must not have lubricanted you must not have lubricanted they must not have lubricanted	I must not have been lubricanting you must not have been lubricanting he must not have been lubricanting we must not have been lubricanting you must not have been lubricanting they must not have been lubricanting

Interrogative form

Simple form	V-ing form
must I lubricant? must you lubricant? must he lubricant? must we lubricant? must you lubricant? must they lubricant?	must I be lubricanting? must you be lubricanting? must he be lubricanting? must we be lubricanting? must you be lubricanting? must they be lubricanting?
Perfect	V-ing perfect
must I have lubricanted? must you have lubricanted? must he have lubricanted? must we have lubricanted? must you have lubricanted? must they have lubricanted?	must I have been lubricanting? must you have been lubricanting? must he have been lubricanting? must we have been lubricanting? must you have been lubricanting? must they have been lubricanting?

Interro-negative form

Simple form	V-ing form
must I not lubricant? must you not lubricant? must he not lubricant? must we not lubricant? must you not lubricant? must they not lubricant?	must I not be lubricanting? must you not be lubricanting? must he not be lubricanting? must we not be lubricanting? must you not be lubricanting? must they not be lubricanting?
Perfect	V-ing perfect
must I not have lubricanted? must you not have lubricanted? must he not have lubricanted? must we not have lubricanted? must you not have lubricanted? must they not have lubricanted?	must I not have been lubricanting? must you not have been lubricanting? must he not have been lubricanting? must we not have been lubricanting? must you not have been lubricanting? must they not have been lubricanting?