English verb conjugation
MUST SINGLE-SPACE

Regular verb: single-space - single-spaced - single-spaced

Affirmation

Simple form	V-ing form
I must single-space you must single-space he must single-space we must single-space you must single-space they must single-space	I must be single-spacing you must be single-spacing he must be single-spacing we must be single-spacing you must be single-spacing they must be single-spacing
Perfect	V-ing perfect
I must have single-spaced you must have single-spaced he must have single-spaced we must have single-spaced you must have single-spaced they must have single-spaced	I must have been single-spacing you must have been single-spacing he must have been single-spacing we must have been single-spacing you must have been single-spacing they must have been single-spacing

Negation

Simple form	V-ing form
I must not single-space you must not single-space he must not single-space we must not single-space you must not single-space they must not single-space	I must not be single-spacing you must not be single-spacing he must not be single-spacing we must not be single-spacing you must not be single-spacing they must not be single-spacing
Perfect	V-ing perfect
I must not have single-spaced you must not have single-spaced he must not have single-spaced we must not have single-spaced you must not have single-spaced they must not have single-spaced	I must not have been single-spacing you must not have been single-spacing he must not have been single-spacing we must not have been single-spacing you must not have been single-spacing they must not have been single-spacing

Interrogative form

Simple form	V-ing form
must I single-space? must you single-space? must he single-space? must we single-space? must you single-space? must they single-space?	must I be single-spacing? must you be single-spacing? must he be single-spacing? must we be single-spacing? must you be single-spacing? must they be single-spacing?
Perfect	V-ing perfect
must I have single-spaced? must you have single-spaced? must he have single-spaced? must we have single-spaced? must you have single-spaced? must they have single-spaced?	must I have been single-spacing? must you have been single-spacing? must he have been single-spacing? must we have been single-spacing? must you have been single-spacing? must they have been single-spacing?

Interro-negative form

Simple form	V-ing form
must I not single-space? must you not single-space? must he not single-space? must we not single-space? must you not single-space? must they not single-space?	must I not be single-spacing? must you not be single-spacing? must he not be single-spacing? must we not be single-spacing? must you not be single-spacing? must they not be single-spacing?
Perfect	V-ing perfect
must I not have single-spaced? must you not have single-spaced? must he not have single-spaced? must we not have single-spaced? must you not have single-spaced? must they not have single-spaced?	must I not have been single-spacing? must you not have been single-spacing? must he not have been single-spacing? must we not have been single-spacing? must you not have been single-spacing? must they not have been single-spacing?