I can avenge you can avenge he can avenge we can avenge you can avenge they can avenge
V-ing form
I can be avenging you can be avenging he can be avenging we can be avenging you can be avenging they can be avenging
Perfect
I can have avenged you can have avenged he can have avenged we can have avenged you can have avenged they can have avenged
V-ing perfect
I can have been avenging you can have been avenging he can have been avenging we can have been avenging you can have been avenging they can have been avenging
Negation
Simple form
I cannot avenge you cannot avenge he cannot avenge we cannot avenge you cannot avenge they cannot avenge
V-ing form
I cannot be avenging you cannot be avenging he cannot be avenging we cannot be avenging you cannot be avenging they cannot be avenging
Perfect
I cannot have avenged you cannot have avenged he cannot have avenged we cannot have avenged you cannot have avenged they cannot have avenged
V-ing perfect
I cannot have been avenging you cannot have been avenging he cannot have been avenging we cannot have been avenging you cannot have been avenging they cannot have been avenging
Interrogative form
Simple form
can I avenge? can you avenge? can he avenge? can we avenge? can you avenge? can they avenge?
V-ing form
can I be avenging? can you be avenging? can he be avenging? can we be avenging? can you be avenging? can they be avenging?
Perfect
can I have avenged? can you have avenged? can he have avenged? can we have avenged? can you have avenged? can they have avenged?
V-ing perfect
can I have been avenging? can you have been avenging? can he have been avenging? can we have been avenging? can you have been avenging? can they have been avenging?
Interro-negative form
Simple form
can I not avenge? can you not avenge? can he not avenge? can we not avenge? can you not avenge? can they not avenge?
V-ing form
can I not be avenging? can you not be avenging? can he not be avenging? can we not be avenging? can you not be avenging? can they not be avenging?
Perfect
can I not have avenged? can you not have avenged? can he not have avenged? can we not have avenged? can you not have avenged? can they not have avenged?
V-ing perfect
can I not have been avenging? can you not have been avenging? can he not have been avenging? can we not have been avenging? can you not have been avenging? can they not have been avenging?