English verb conjugation
MUST APPROACH

Regular verb: approach - approached - approached

Affirmation

Simple form	V-ing form
I must approach you must approach he must approach we must approach you must approach they must approach	I must be approaching you must be approaching he must be approaching we must be approaching you must be approaching they must be approaching
Perfect	V-ing perfect
I must have approached you must have approached he must have approached we must have approached you must have approached they must have approached	I must have been approaching you must have been approaching he must have been approaching we must have been approaching you must have been approaching they must have been approaching

Negation

Simple form	V-ing form
I mustn't approach you mustn't approach he mustn't approach we mustn't approach you mustn't approach they mustn't approach	I mustn't be approaching you mustn't be approaching he mustn't be approaching we mustn't be approaching you mustn't be approaching they mustn't be approaching
Perfect	V-ing perfect
I mustn't have approached you mustn't have approached he mustn't have approached we mustn't have approached you mustn't have approached they mustn't have approached	I mustn't have been approaching you mustn't have been approaching he mustn't have been approaching we mustn't have been approaching you mustn't have been approaching they mustn't have been approaching

Interrogative form

Simple form	V-ing form
must I approach? must you approach? must he approach? must we approach? must you approach? must they approach?	must I be approaching? must you be approaching? must he be approaching? must we be approaching? must you be approaching? must they be approaching?
Perfect	V-ing perfect
must I have approached? must you have approached? must he have approached? must we have approached? must you have approached? must they have approached?	must I have been approaching? must you have been approaching? must he have been approaching? must we have been approaching? must you have been approaching? must they have been approaching?

Interro-negative form

Simple form	V-ing form
mustn't I approach? mustn't you approach? mustn't he approach? mustn't we approach? mustn't you approach? mustn't they approach?	mustn't I be approaching? mustn't you be approaching? mustn't he be approaching? mustn't we be approaching? mustn't you be approaching? mustn't they be approaching?
Perfect	V-ing perfect
mustn't I have approached? mustn't you have approached? mustn't he have approached? mustn't we have approached? mustn't you have approached? mustn't they have approached?	mustn't I have been approaching? mustn't you have been approaching? mustn't he have been approaching? mustn't we have been approaching? mustn't you have been approaching? mustn't they have been approaching?