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 mustn't hyphenate you mustn't hyphenate he mustn't hyphenate we mustn't hyphenate you mustn't hyphenate they mustn't hyphenate	I mustn't be hyphenating you mustn't be hyphenating he mustn't be hyphenating we mustn't be hyphenating you mustn't be hyphenating they mustn't be hyphenating
Perfect	V-ing perfect
I mustn't have hyphenated you mustn't have hyphenated he mustn't have hyphenated we mustn't have hyphenated you mustn't have hyphenated they mustn't have hyphenated	I mustn't have been hyphenating you mustn't have been hyphenating he mustn't have been hyphenating we mustn't have been hyphenating you mustn't have been hyphenating they mustn't 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
mustn't I hyphenate? mustn't you hyphenate? mustn't he hyphenate? mustn't we hyphenate? mustn't you hyphenate? mustn't they hyphenate?	mustn't I be hyphenating? mustn't you be hyphenating? mustn't he be hyphenating? mustn't we be hyphenating? mustn't you be hyphenating? mustn't they be hyphenating?
Perfect	V-ing perfect
mustn't I have hyphenated? mustn't you have hyphenated? mustn't he have hyphenated? mustn't we have hyphenated? mustn't you have hyphenated? mustn't they have hyphenated?	mustn't I have been hyphenating? mustn't you have been hyphenating? mustn't he have been hyphenating? mustn't we have been hyphenating? mustn't you have been hyphenating? mustn't they have been hyphenating?