English verb conjugation
MUST AMEND

Regular verb: amend - amended - amended

Affirmation

Simple form	V-ing form
I must amend you must amend he must amend we must amend you must amend they must amend	I must be amending you must be amending he must be amending we must be amending you must be amending they must be amending
Perfect	V-ing perfect
I must have amended you must have amended he must have amended we must have amended you must have amended they must have amended	I must have been amending you must have been amending he must have been amending we must have been amending you must have been amending they must have been amending

Negation

Simple form	V-ing form
I mustn't amend you mustn't amend he mustn't amend we mustn't amend you mustn't amend they mustn't amend	I mustn't be amending you mustn't be amending he mustn't be amending we mustn't be amending you mustn't be amending they mustn't be amending
Perfect	V-ing perfect
I mustn't have amended you mustn't have amended he mustn't have amended we mustn't have amended you mustn't have amended they mustn't have amended	I mustn't have been amending you mustn't have been amending he mustn't have been amending we mustn't have been amending you mustn't have been amending they mustn't have been amending

Interrogative form

Simple form	V-ing form
must I amend? must you amend? must he amend? must we amend? must you amend? must they amend?	must I be amending? must you be amending? must he be amending? must we be amending? must you be amending? must they be amending?
Perfect	V-ing perfect
must I have amended? must you have amended? must he have amended? must we have amended? must you have amended? must they have amended?	must I have been amending? must you have been amending? must he have been amending? must we have been amending? must you have been amending? must they have been amending?

Interro-negative form

Simple form	V-ing form
mustn't I amend? mustn't you amend? mustn't he amend? mustn't we amend? mustn't you amend? mustn't they amend?	mustn't I be amending? mustn't you be amending? mustn't he be amending? mustn't we be amending? mustn't you be amending? mustn't they be amending?
Perfect	V-ing perfect
mustn't I have amended? mustn't you have amended? mustn't he have amended? mustn't we have amended? mustn't you have amended? mustn't they have amended?	mustn't I have been amending? mustn't you have been amending? mustn't he have been amending? mustn't we have been amending? mustn't you have been amending? mustn't they have been amending?