English verb conjugation
MUST HYPHENATE

Regular verb: hyphenate - hyphenated - hyphenated

Affirmation

Simple form	V-ing form
I must hyphenate you must hyphenate he must hyphenate we must hyphenate you must hyphenate they must hyphenate	I must be hyphenating you must be hyphenating he must be hyphenating we must be hyphenating you must be hyphenating they must be hyphenating
Perfect	V-ing perfect
I must have hyphenated you must have hyphenated he must have hyphenated we must have hyphenated you must have hyphenated they must have hyphenated	I must have been hyphenating you must have been hyphenating he must have been hyphenating we must have been hyphenating you must have been hyphenating they must have been hyphenating

Negation

Simple form	V-ing form
I must not hyphenate you must not hyphenate he must not hyphenate we must not hyphenate you must not hyphenate they must not hyphenate	I must not be hyphenating you must not be hyphenating he must not be hyphenating we must not be hyphenating you must not be hyphenating they must not be hyphenating
Perfect	V-ing perfect
I must not have hyphenated you must not have hyphenated he must not have hyphenated we must not have hyphenated you must not have hyphenated they must not have hyphenated	I must not have been hyphenating you must not have been hyphenating he must not have been hyphenating we must not have been hyphenating you must not have been hyphenating they must not have been hyphenating

Interrogative form

Simple form	V-ing form
must I hyphenate? must you hyphenate? must he hyphenate? must we hyphenate? must you hyphenate? must they hyphenate?	must I be hyphenating? must you be hyphenating? must he be hyphenating? must we be hyphenating? must you be hyphenating? must they be hyphenating?
Perfect	V-ing perfect
must I have hyphenated? must you have hyphenated? must he have hyphenated? must we have hyphenated? must you have hyphenated? must they have hyphenated?	must I have been hyphenating? must you have been hyphenating? must he have been hyphenating? must we have been hyphenating? must you have been hyphenating? must they have been hyphenating?

Interro-negative form

Simple form	V-ing form
must I not hyphenate? must you not hyphenate? must he not hyphenate? must we not hyphenate? must you not hyphenate? must they not hyphenate?	must I not be hyphenating? must you not be hyphenating? must he not be hyphenating? must we not be hyphenating? must you not be hyphenating? must they not be hyphenating?
Perfect	V-ing perfect
must I not have hyphenated? must you not have hyphenated? must he not have hyphenated? must we not have hyphenated? must you not have hyphenated? must they not have hyphenated?	must I not have been hyphenating? must you not have been hyphenating? must he not have been hyphenating? must we not have been hyphenating? must you not have been hyphenating? must they not have been hyphenating?