English verb conjugation
MUST PERPEND

Regular verb: perpend - perpended - perpended

Affirmation

Simple form	V-ing form
I must perpend you must perpend she must perpend we must perpend you must perpend they must perpend	I must be perpending you must be perpending she must be perpending we must be perpending you must be perpending they must be perpending
Perfect	V-ing perfect
I must have perpended you must have perpended she must have perpended we must have perpended you must have perpended they must have perpended	I must have been perpending you must have been perpending she must have been perpending we must have been perpending you must have been perpending they must have been perpending

Negation

Simple form	V-ing form
I must not perpend you must not perpend she must not perpend we must not perpend you must not perpend they must not perpend	I must not be perpending you must not be perpending she must not be perpending we must not be perpending you must not be perpending they must not be perpending
Perfect	V-ing perfect
I must not have perpended you must not have perpended she must not have perpended we must not have perpended you must not have perpended they must not have perpended	I must not have been perpending you must not have been perpending she must not have been perpending we must not have been perpending you must not have been perpending they must not have been perpending

Interrogative form

Simple form	V-ing form
must I perpend? must you perpend? must she perpend? must we perpend? must you perpend? must they perpend?	must I be perpending? must you be perpending? must she be perpending? must we be perpending? must you be perpending? must they be perpending?
Perfect	V-ing perfect
must I have perpended? must you have perpended? must she have perpended? must we have perpended? must you have perpended? must they have perpended?	must I have been perpending? must you have been perpending? must she have been perpending? must we have been perpending? must you have been perpending? must they have been perpending?

Interro-negative form

Simple form	V-ing form
must I not perpend? must you not perpend? must she not perpend? must we not perpend? must you not perpend? must they not perpend?	must I not be perpending? must you not be perpending? must she not be perpending? must we not be perpending? must you not be perpending? must they not be perpending?
Perfect	V-ing perfect
must I not have perpended? must you not have perpended? must she not have perpended? must we not have perpended? must you not have perpended? must they not have perpended?	must I not have been perpending? must you not have been perpending? must she not have been perpending? must we not have been perpending? must you not have been perpending? must they not have been perpending?