English verb conjugation
MUST SPOOF

Regular verb: spoof - spoofed - spoofed

Affirmation

Simple form	V-ing form
I must spoof you must spoof he must spoof we must spoof you must spoof they must spoof	I must be spoofing you must be spoofing he must be spoofing we must be spoofing you must be spoofing they must be spoofing
Perfect	V-ing perfect
I must have spoofed you must have spoofed he must have spoofed we must have spoofed you must have spoofed they must have spoofed	I must have been spoofing you must have been spoofing he must have been spoofing we must have been spoofing you must have been spoofing they must have been spoofing

Negation

Simple form	V-ing form
I mustn't spoof you mustn't spoof he mustn't spoof we mustn't spoof you mustn't spoof they mustn't spoof	I mustn't be spoofing you mustn't be spoofing he mustn't be spoofing we mustn't be spoofing you mustn't be spoofing they mustn't be spoofing
Perfect	V-ing perfect
I mustn't have spoofed you mustn't have spoofed he mustn't have spoofed we mustn't have spoofed you mustn't have spoofed they mustn't have spoofed	I mustn't have been spoofing you mustn't have been spoofing he mustn't have been spoofing we mustn't have been spoofing you mustn't have been spoofing they mustn't have been spoofing

Interrogative form

Simple form	V-ing form
must I spoof? must you spoof? must he spoof? must we spoof? must you spoof? must they spoof?	must I be spoofing? must you be spoofing? must he be spoofing? must we be spoofing? must you be spoofing? must they be spoofing?
Perfect	V-ing perfect
must I have spoofed? must you have spoofed? must he have spoofed? must we have spoofed? must you have spoofed? must they have spoofed?	must I have been spoofing? must you have been spoofing? must he have been spoofing? must we have been spoofing? must you have been spoofing? must they have been spoofing?

Interro-negative form

Simple form	V-ing form
mustn't I spoof? mustn't you spoof? mustn't he spoof? mustn't we spoof? mustn't you spoof? mustn't they spoof?	mustn't I be spoofing? mustn't you be spoofing? mustn't he be spoofing? mustn't we be spoofing? mustn't you be spoofing? mustn't they be spoofing?
Perfect	V-ing perfect
mustn't I have spoofed? mustn't you have spoofed? mustn't he have spoofed? mustn't we have spoofed? mustn't you have spoofed? mustn't they have spoofed?	mustn't I have been spoofing? mustn't you have been spoofing? mustn't he have been spoofing? mustn't we have been spoofing? mustn't you have been spoofing? mustn't they have been spoofing?