must goof
Verbe régulier : goof - goofed- goofed
Traduction française : faire une gaffe 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must goof
you must goof
she must goof
we must goof
you must goof
they must goof 	I must be goofing
you must be goofing
she must be goofing
we must be goofing
you must be goofing
they must be goofing	I must have goofed
you must have goofed
she must have goofed
we must have goofed
you must have goofed
they must have goofed	I must have been goofing
you must have been goofing
she must have been goofing
we must have been goofing
you must have been goofing
they must have been goofing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't goof
you mustn't goof
she mustn't goof
we mustn't goof
you mustn't goof
they mustn't goof 	I mustn't be goofing
you mustn't be goofing
she mustn't be goofing
we mustn't be goofing
you mustn't be goofing
they mustn't be goofing	I mustn't have goofed
you mustn't have goofed
she mustn't have goofed
we mustn't have goofed
you mustn't have goofed
they mustn't have goofed	I mustn't have been goofing
you mustn't have been goofing
she mustn't have been goofing
we mustn't have been goofing
you mustn't have been goofing
they mustn't have been goofing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I goof?
must you goof?
must she goof?
must we goof?
must you goof?
must they goof? 	must I be goofing?
must you be goofing?
must she be goofing?
must we be goofing?
must you be goofing?
must they be goofing? 	must I have goofed?
must you have goofed?
must she have goofed?
must we have goofed?
must you have goofed?
must they have goofed? 	must I have been goofing?
must you have been goofing?
must she have been goofing?
must we have been goofing?
must you have been goofing?
must they have been goofing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I goof?
mustn't you goof?
mustn't she goof?
mustn't we goof?
mustn't you goof?
mustn't they goof? 	mustn't I be goofing?
mustn't you be goofing?
mustn't she be goofing?
mustn't we be goofing?
mustn't you be goofing?
mustn't they be goofing? 	mustn't I have goofed?
mustn't you have goofed?
mustn't she have goofed?
mustn't we have goofed?
mustn't you have goofed?
mustn't they have goofed? 	mustn't I have been goofing?
mustn't you have been goofing?
mustn't she have been goofing?
mustn't we have been goofing?
mustn't you have been goofing?
mustn't they have been goofing?