English verb conjugation
MUST ASCEND

Regular verb: ascend - ascended - ascended

Affirmation

Simple form	V-ing form
I must ascend you must ascend he must ascend we must ascend you must ascend they must ascend	I must be ascending you must be ascending he must be ascending we must be ascending you must be ascending they must be ascending
Perfect	V-ing perfect
I must have ascended you must have ascended he must have ascended we must have ascended you must have ascended they must have ascended	I must have been ascending you must have been ascending he must have been ascending we must have been ascending you must have been ascending they must have been ascending

Negation

Simple form	V-ing form
I mustn't ascend you mustn't ascend he mustn't ascend we mustn't ascend you mustn't ascend they mustn't ascend	I mustn't be ascending you mustn't be ascending he mustn't be ascending we mustn't be ascending you mustn't be ascending they mustn't be ascending
Perfect	V-ing perfect
I mustn't have ascended you mustn't have ascended he mustn't have ascended we mustn't have ascended you mustn't have ascended they mustn't have ascended	I mustn't have been ascending you mustn't have been ascending he mustn't have been ascending we mustn't have been ascending you mustn't have been ascending they mustn't have been ascending

Interrogative form

Simple form	V-ing form
must I ascend? must you ascend? must he ascend? must we ascend? must you ascend? must they ascend?	must I be ascending? must you be ascending? must he be ascending? must we be ascending? must you be ascending? must they be ascending?
Perfect	V-ing perfect
must I have ascended? must you have ascended? must he have ascended? must we have ascended? must you have ascended? must they have ascended?	must I have been ascending? must you have been ascending? must he have been ascending? must we have been ascending? must you have been ascending? must they have been ascending?

Interro-negative form

Simple form	V-ing form
mustn't I ascend? mustn't you ascend? mustn't he ascend? mustn't we ascend? mustn't you ascend? mustn't they ascend?	mustn't I be ascending? mustn't you be ascending? mustn't he be ascending? mustn't we be ascending? mustn't you be ascending? mustn't they be ascending?
Perfect	V-ing perfect
mustn't I have ascended? mustn't you have ascended? mustn't he have ascended? mustn't we have ascended? mustn't you have ascended? mustn't they have ascended?	mustn't I have been ascending? mustn't you have been ascending? mustn't he have been ascending? mustn't we have been ascending? mustn't you have been ascending? mustn't they have been ascending?