English verb conjugation
MUST COURSE

Regular verb: course - coursed - coursed

Affirmation

Simple form	V-ing form
I must course you must course she must course we must course you must course they must course	I must be coursing you must be coursing she must be coursing we must be coursing you must be coursing they must be coursing
Perfect	V-ing perfect
I must have coursed you must have coursed she must have coursed we must have coursed you must have coursed they must have coursed	I must have been coursing you must have been coursing she must have been coursing we must have been coursing you must have been coursing they must have been coursing

Negation

Simple form	V-ing form
I mustn't course you mustn't course she mustn't course we mustn't course you mustn't course they mustn't course	I mustn't be coursing you mustn't be coursing she mustn't be coursing we mustn't be coursing you mustn't be coursing they mustn't be coursing
Perfect	V-ing perfect
I mustn't have coursed you mustn't have coursed she mustn't have coursed we mustn't have coursed you mustn't have coursed they mustn't have coursed	I mustn't have been coursing you mustn't have been coursing she mustn't have been coursing we mustn't have been coursing you mustn't have been coursing they mustn't have been coursing

Interrogative form

Simple form	V-ing form
must I course? must you course? must she course? must we course? must you course? must they course?	must I be coursing? must you be coursing? must she be coursing? must we be coursing? must you be coursing? must they be coursing?
Perfect	V-ing perfect
must I have coursed? must you have coursed? must she have coursed? must we have coursed? must you have coursed? must they have coursed?	must I have been coursing? must you have been coursing? must she have been coursing? must we have been coursing? must you have been coursing? must they have been coursing?

Interro-negative form

Simple form	V-ing form
mustn't I course? mustn't you course? mustn't she course? mustn't we course? mustn't you course? mustn't they course?	mustn't I be coursing? mustn't you be coursing? mustn't she be coursing? mustn't we be coursing? mustn't you be coursing? mustn't they be coursing?
Perfect	V-ing perfect
mustn't I have coursed? mustn't you have coursed? mustn't she have coursed? mustn't we have coursed? mustn't you have coursed? mustn't they have coursed?	mustn't I have been coursing? mustn't you have been coursing? mustn't she have been coursing? mustn't we have been coursing? mustn't you have been coursing? mustn't they have been coursing?