English verb conjugation
MUST FOREFEND

Regular verb: forefend - forefended - forefended

Affirmation

Simple form	V-ing form
I must forefend you must forefend she must forefend we must forefend you must forefend they must forefend	I must be forefending you must be forefending she must be forefending we must be forefending you must be forefending they must be forefending
Perfect	V-ing perfect
I must have forefended you must have forefended she must have forefended we must have forefended you must have forefended they must have forefended	I must have been forefending you must have been forefending she must have been forefending we must have been forefending you must have been forefending they must have been forefending

Negation

Simple form	V-ing form
I must not forefend you must not forefend she must not forefend we must not forefend you must not forefend they must not forefend	I must not be forefending you must not be forefending she must not be forefending we must not be forefending you must not be forefending they must not be forefending
Perfect	V-ing perfect
I must not have forefended you must not have forefended she must not have forefended we must not have forefended you must not have forefended they must not have forefended	I must not have been forefending you must not have been forefending she must not have been forefending we must not have been forefending you must not have been forefending they must not have been forefending

Interrogative form

Simple form	V-ing form
must I forefend? must you forefend? must she forefend? must we forefend? must you forefend? must they forefend?	must I be forefending? must you be forefending? must she be forefending? must we be forefending? must you be forefending? must they be forefending?
Perfect	V-ing perfect
must I have forefended? must you have forefended? must she have forefended? must we have forefended? must you have forefended? must they have forefended?	must I have been forefending? must you have been forefending? must she have been forefending? must we have been forefending? must you have been forefending? must they have been forefending?

Interro-negative form

Simple form	V-ing form
must I not forefend? must you not forefend? must she not forefend? must we not forefend? must you not forefend? must they not forefend?	must I not be forefending? must you not be forefending? must she not be forefending? must we not be forefending? must you not be forefending? must they not be forefending?
Perfect	V-ing perfect
must I not have forefended? must you not have forefended? must she not have forefended? must we not have forefended? must you not have forefended? must they not have forefended?	must I not have been forefending? must you not have been forefending? must she not have been forefending? must we not have been forefending? must you not have been forefending? must they not have been forefending?