English verb conjugation
MUST SUBJOIN

Regular verb: subjoin - subjoined - subjoined

Affirmation

Simple form	V-ing form
I must subjoin you must subjoin she must subjoin we must subjoin you must subjoin they must subjoin	I must be subjoining you must be subjoining she must be subjoining we must be subjoining you must be subjoining they must be subjoining
Perfect	V-ing perfect
I must have subjoined you must have subjoined she must have subjoined we must have subjoined you must have subjoined they must have subjoined	I must have been subjoining you must have been subjoining she must have been subjoining we must have been subjoining you must have been subjoining they must have been subjoining

Negation

Simple form	V-ing form
I must not subjoin you must not subjoin she must not subjoin we must not subjoin you must not subjoin they must not subjoin	I must not be subjoining you must not be subjoining she must not be subjoining we must not be subjoining you must not be subjoining they must not be subjoining
Perfect	V-ing perfect
I must not have subjoined you must not have subjoined she must not have subjoined we must not have subjoined you must not have subjoined they must not have subjoined	I must not have been subjoining you must not have been subjoining she must not have been subjoining we must not have been subjoining you must not have been subjoining they must not have been subjoining

Interrogative form

Simple form	V-ing form
must I subjoin? must you subjoin? must she subjoin? must we subjoin? must you subjoin? must they subjoin?	must I be subjoining? must you be subjoining? must she be subjoining? must we be subjoining? must you be subjoining? must they be subjoining?
Perfect	V-ing perfect
must I have subjoined? must you have subjoined? must she have subjoined? must we have subjoined? must you have subjoined? must they have subjoined?	must I have been subjoining? must you have been subjoining? must she have been subjoining? must we have been subjoining? must you have been subjoining? must they have been subjoining?

Interro-negative form

Simple form	V-ing form
must I not subjoin? must you not subjoin? must she not subjoin? must we not subjoin? must you not subjoin? must they not subjoin?	must I not be subjoining? must you not be subjoining? must she not be subjoining? must we not be subjoining? must you not be subjoining? must they not be subjoining?
Perfect	V-ing perfect
must I not have subjoined? must you not have subjoined? must she not have subjoined? must we not have subjoined? must you not have subjoined? must they not have subjoined?	must I not have been subjoining? must you not have been subjoining? must she not have been subjoining? must we not have been subjoining? must you not have been subjoining? must they not have been subjoining?