English verb conjugation
MUST DINE

Regular verb: dine - dined - dined

Affirmation

Simple form	V-ing form
I must dine you must dine she must dine we must dine you must dine they must dine	I must be dining you must be dining she must be dining we must be dining you must be dining they must be dining
Perfect	V-ing perfect
I must have dined you must have dined she must have dined we must have dined you must have dined they must have dined	I must have been dining you must have been dining she must have been dining we must have been dining you must have been dining they must have been dining

Negation

Simple form	V-ing form
I must not dine you must not dine she must not dine we must not dine you must not dine they must not dine	I must not be dining you must not be dining she must not be dining we must not be dining you must not be dining they must not be dining
Perfect	V-ing perfect
I must not have dined you must not have dined she must not have dined we must not have dined you must not have dined they must not have dined	I must not have been dining you must not have been dining she must not have been dining we must not have been dining you must not have been dining they must not have been dining

Interrogative form

Simple form	V-ing form
must I dine? must you dine? must she dine? must we dine? must you dine? must they dine?	must I be dining? must you be dining? must she be dining? must we be dining? must you be dining? must they be dining?
Perfect	V-ing perfect
must I have dined? must you have dined? must she have dined? must we have dined? must you have dined? must they have dined?	must I have been dining? must you have been dining? must she have been dining? must we have been dining? must you have been dining? must they have been dining?

Interro-negative form

Simple form	V-ing form
must I not dine? must you not dine? must she not dine? must we not dine? must you not dine? must they not dine?	must I not be dining? must you not be dining? must she not be dining? must we not be dining? must you not be dining? must they not be dining?
Perfect	V-ing perfect
must I not have dined? must you not have dined? must she not have dined? must we not have dined? must you not have dined? must they not have dined?	must I not have been dining? must you not have been dining? must she not have been dining? must we not have been dining? must you not have been dining? must they not have been dining?