English verb conjugation
MUST EMPURPLE

Regular verb: empurple - empurpled - empurpled

Affirmation

Simple form	V-ing form
I must empurple you must empurple she must empurple we must empurple you must empurple they must empurple	I must be empurpling you must be empurpling she must be empurpling we must be empurpling you must be empurpling they must be empurpling
Perfect	V-ing perfect
I must have empurpled you must have empurpled she must have empurpled we must have empurpled you must have empurpled they must have empurpled	I must have been empurpling you must have been empurpling she must have been empurpling we must have been empurpling you must have been empurpling they must have been empurpling

Negation

Simple form	V-ing form
I must not empurple you must not empurple she must not empurple we must not empurple you must not empurple they must not empurple	I must not be empurpling you must not be empurpling she must not be empurpling we must not be empurpling you must not be empurpling they must not be empurpling
Perfect	V-ing perfect
I must not have empurpled you must not have empurpled she must not have empurpled we must not have empurpled you must not have empurpled they must not have empurpled	I must not have been empurpling you must not have been empurpling she must not have been empurpling we must not have been empurpling you must not have been empurpling they must not have been empurpling

Interrogative form

Simple form	V-ing form
must I empurple? must you empurple? must she empurple? must we empurple? must you empurple? must they empurple?	must I be empurpling? must you be empurpling? must she be empurpling? must we be empurpling? must you be empurpling? must they be empurpling?
Perfect	V-ing perfect
must I have empurpled? must you have empurpled? must she have empurpled? must we have empurpled? must you have empurpled? must they have empurpled?	must I have been empurpling? must you have been empurpling? must she have been empurpling? must we have been empurpling? must you have been empurpling? must they have been empurpling?

Interro-negative form

Simple form	V-ing form
must I not empurple? must you not empurple? must she not empurple? must we not empurple? must you not empurple? must they not empurple?	must I not be empurpling? must you not be empurpling? must she not be empurpling? must we not be empurpling? must you not be empurpling? must they not be empurpling?
Perfect	V-ing perfect
must I not have empurpled? must you not have empurpled? must she not have empurpled? must we not have empurpled? must you not have empurpled? must they not have empurpled?	must I not have been empurpling? must you not have been empurpling? must she not have been empurpling? must we not have been empurpling? must you not have been empurpling? must they not have been empurpling?