English verb conjugation
CAN SPOOF

Regular verb: spoof - spoofed - spoofed

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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