English verb conjugation
MUST SLURP

Regular verb: slurp - slurped - slurped

Affirmation

Simple form	V-ing form
I must slurp you must slurp he must slurp we must slurp you must slurp they must slurp	I must be slurping you must be slurping he must be slurping we must be slurping you must be slurping they must be slurping
Perfect	V-ing perfect
I must have slurped you must have slurped he must have slurped we must have slurped you must have slurped they must have slurped	I must have been slurping you must have been slurping he must have been slurping we must have been slurping you must have been slurping they must have been slurping

Negation

Simple form	V-ing form
I must not slurp you must not slurp he must not slurp we must not slurp you must not slurp they must not slurp	I must not be slurping you must not be slurping he must not be slurping we must not be slurping you must not be slurping they must not be slurping
Perfect	V-ing perfect
I must not have slurped you must not have slurped he must not have slurped we must not have slurped you must not have slurped they must not have slurped	I must not have been slurping you must not have been slurping he must not have been slurping we must not have been slurping you must not have been slurping they must not have been slurping

Interrogative form

Simple form	V-ing form
must I slurp? must you slurp? must he slurp? must we slurp? must you slurp? must they slurp?	must I be slurping? must you be slurping? must he be slurping? must we be slurping? must you be slurping? must they be slurping?
Perfect	V-ing perfect
must I have slurped? must you have slurped? must he have slurped? must we have slurped? must you have slurped? must they have slurped?	must I have been slurping? must you have been slurping? must he have been slurping? must we have been slurping? must you have been slurping? must they have been slurping?

Interro-negative form

Simple form	V-ing form
must I not slurp? must you not slurp? must he not slurp? must we not slurp? must you not slurp? must they not slurp?	must I not be slurping? must you not be slurping? must he not be slurping? must we not be slurping? must you not be slurping? must they not be slurping?
Perfect	V-ing perfect
must I not have slurped? must you not have slurped? must he not have slurped? must we not have slurped? must you not have slurped? must they not have slurped?	must I not have been slurping? must you not have been slurping? must he not have been slurping? must we not have been slurping? must you not have been slurping? must they not have been slurping?