English verb conjugation
MUST FRIGHT

Regular verb: fright - frighted - frighted

Affirmation

Simple form	V-ing form
I must fright you must fright she must fright we must fright you must fright they must fright	I must be frighting you must be frighting she must be frighting we must be frighting you must be frighting they must be frighting
Perfect	V-ing perfect
I must have frighted you must have frighted she must have frighted we must have frighted you must have frighted they must have frighted	I must have been frighting you must have been frighting she must have been frighting we must have been frighting you must have been frighting they must have been frighting

Negation

Simple form	V-ing form
I mustn't fright you mustn't fright she mustn't fright we mustn't fright you mustn't fright they mustn't fright	I mustn't be frighting you mustn't be frighting she mustn't be frighting we mustn't be frighting you mustn't be frighting they mustn't be frighting
Perfect	V-ing perfect
I mustn't have frighted you mustn't have frighted she mustn't have frighted we mustn't have frighted you mustn't have frighted they mustn't have frighted	I mustn't have been frighting you mustn't have been frighting she mustn't have been frighting we mustn't have been frighting you mustn't have been frighting they mustn't have been frighting

Interrogative form

Simple form	V-ing form
must I fright? must you fright? must she fright? must we fright? must you fright? must they fright?	must I be frighting? must you be frighting? must she be frighting? must we be frighting? must you be frighting? must they be frighting?
Perfect	V-ing perfect
must I have frighted? must you have frighted? must she have frighted? must we have frighted? must you have frighted? must they have frighted?	must I have been frighting? must you have been frighting? must she have been frighting? must we have been frighting? must you have been frighting? must they have been frighting?

Interro-negative form

Simple form	V-ing form
mustn't I fright? mustn't you fright? mustn't she fright? mustn't we fright? mustn't you fright? mustn't they fright?	mustn't I be frighting? mustn't you be frighting? mustn't she be frighting? mustn't we be frighting? mustn't you be frighting? mustn't they be frighting?
Perfect	V-ing perfect
mustn't I have frighted? mustn't you have frighted? mustn't she have frighted? mustn't we have frighted? mustn't you have frighted? mustn't they have frighted?	mustn't I have been frighting? mustn't you have been frighting? mustn't she have been frighting? mustn't we have been frighting? mustn't you have been frighting? mustn't they have been frighting?