English verb conjugation
CAN TRAFFIC

Regular verb: traffic - trafficed - trafficed

Affirmation

Simple form	V-ing form
I can traffic you can traffic he can traffic we can traffic you can traffic they can traffic	I can be trafficing you can be trafficing he can be trafficing we can be trafficing you can be trafficing they can be trafficing
Perfect	V-ing perfect
I can have trafficed you can have trafficed he can have trafficed we can have trafficed you can have trafficed they can have trafficed	I can have been trafficing you can have been trafficing he can have been trafficing we can have been trafficing you can have been trafficing they can have been trafficing

Negation

Simple form	V-ing form
I can't traffic you can't traffic he can't traffic we can't traffic you can't traffic they can't traffic	I can't be trafficing you can't be trafficing he can't be trafficing we can't be trafficing you can't be trafficing they can't be trafficing
Perfect	V-ing perfect
I can't have trafficed you can't have trafficed he can't have trafficed we can't have trafficed you can't have trafficed they can't have trafficed	I can't have been trafficing you can't have been trafficing he can't have been trafficing we can't have been trafficing you can't have been trafficing they can't have been trafficing

Interrogative form

Simple form	V-ing form
can I traffic? can you traffic? can he traffic? can we traffic? can you traffic? can they traffic?	can I be trafficing? can you be trafficing? can he be trafficing? can we be trafficing? can you be trafficing? can they be trafficing?
Perfect	V-ing perfect
can I have trafficed? can you have trafficed? can he have trafficed? can we have trafficed? can you have trafficed? can they have trafficed?	can I have been trafficing? can you have been trafficing? can he have been trafficing? can we have been trafficing? can you have been trafficing? can they have been trafficing?

Interro-negative form

Simple form	V-ing form
can't I traffic? can't you traffic? can't he traffic? can't we traffic? can't you traffic? can't they traffic?	can't I be trafficing? can't you be trafficing? can't he be trafficing? can't we be trafficing? can't you be trafficing? can't they be trafficing?
Perfect	V-ing perfect
can't I have trafficed? can't you have trafficed? can't he have trafficed? can't we have trafficed? can't you have trafficed? can't they have trafficed?	can't I have been trafficing? can't you have been trafficing? can't he have been trafficing? can't we have been trafficing? can't you have been trafficing? can't they have been trafficing?