English verb conjugation
MUST LATCH

Regular verb: latch - latched - latched

Affirmation

Simple form	V-ing form
I must latch you must latch he must latch we must latch you must latch they must latch	I must be latching you must be latching he must be latching we must be latching you must be latching they must be latching
Perfect	V-ing perfect
I must have latched you must have latched he must have latched we must have latched you must have latched they must have latched	I must have been latching you must have been latching he must have been latching we must have been latching you must have been latching they must have been latching

Negation

Simple form	V-ing form
I must not latch you must not latch he must not latch we must not latch you must not latch they must not latch	I must not be latching you must not be latching he must not be latching we must not be latching you must not be latching they must not be latching
Perfect	V-ing perfect
I must not have latched you must not have latched he must not have latched we must not have latched you must not have latched they must not have latched	I must not have been latching you must not have been latching he must not have been latching we must not have been latching you must not have been latching they must not have been latching

Interrogative form

Simple form	V-ing form
must I latch? must you latch? must he latch? must we latch? must you latch? must they latch?	must I be latching? must you be latching? must he be latching? must we be latching? must you be latching? must they be latching?
Perfect	V-ing perfect
must I have latched? must you have latched? must he have latched? must we have latched? must you have latched? must they have latched?	must I have been latching? must you have been latching? must he have been latching? must we have been latching? must you have been latching? must they have been latching?

Interro-negative form

Simple form	V-ing form
must I not latch? must you not latch? must he not latch? must we not latch? must you not latch? must they not latch?	must I not be latching? must you not be latching? must he not be latching? must we not be latching? must you not be latching? must they not be latching?
Perfect	V-ing perfect
must I not have latched? must you not have latched? must he not have latched? must we not have latched? must you not have latched? must they not have latched?	must I not have been latching? must you not have been latching? must he not have been latching? must we not have been latching? must you not have been latching? must they not have been latching?