English verb conjugation
MUST SUSS

Regular verb: suss - sussed - sussed

Affirmation

Simple form	V-ing form
I must suss you must suss he must suss we must suss you must suss they must suss	I must be sussing you must be sussing he must be sussing we must be sussing you must be sussing they must be sussing
Perfect	V-ing perfect
I must have sussed you must have sussed he must have sussed we must have sussed you must have sussed they must have sussed	I must have been sussing you must have been sussing he must have been sussing we must have been sussing you must have been sussing they must have been sussing

Negation

Simple form	V-ing form
I mustn't suss you mustn't suss he mustn't suss we mustn't suss you mustn't suss they mustn't suss	I mustn't be sussing you mustn't be sussing he mustn't be sussing we mustn't be sussing you mustn't be sussing they mustn't be sussing
Perfect	V-ing perfect
I mustn't have sussed you mustn't have sussed he mustn't have sussed we mustn't have sussed you mustn't have sussed they mustn't have sussed	I mustn't have been sussing you mustn't have been sussing he mustn't have been sussing we mustn't have been sussing you mustn't have been sussing they mustn't have been sussing

Interrogative form

Simple form	V-ing form
must I suss? must you suss? must he suss? must we suss? must you suss? must they suss?	must I be sussing? must you be sussing? must he be sussing? must we be sussing? must you be sussing? must they be sussing?
Perfect	V-ing perfect
must I have sussed? must you have sussed? must he have sussed? must we have sussed? must you have sussed? must they have sussed?	must I have been sussing? must you have been sussing? must he have been sussing? must we have been sussing? must you have been sussing? must they have been sussing?

Interro-negative form

Simple form	V-ing form
mustn't I suss? mustn't you suss? mustn't he suss? mustn't we suss? mustn't you suss? mustn't they suss?	mustn't I be sussing? mustn't you be sussing? mustn't he be sussing? mustn't we be sussing? mustn't you be sussing? mustn't they be sussing?
Perfect	V-ing perfect
mustn't I have sussed? mustn't you have sussed? mustn't he have sussed? mustn't we have sussed? mustn't you have sussed? mustn't they have sussed?	mustn't I have been sussing? mustn't you have been sussing? mustn't he have been sussing? mustn't we have been sussing? mustn't you have been sussing? mustn't they have been sussing?