I can aggress you can aggress he can aggress we can aggress you can aggress they can aggress
V-ing form
I can be aggressing you can be aggressing he can be aggressing we can be aggressing you can be aggressing they can be aggressing
Perfect
I can have aggressed you can have aggressed he can have aggressed we can have aggressed you can have aggressed they can have aggressed
V-ing perfect
I can have been aggressing you can have been aggressing he can have been aggressing we can have been aggressing you can have been aggressing they can have been aggressing
Negation
Simple form
I can't aggress you can't aggress he can't aggress we can't aggress you can't aggress they can't aggress
V-ing form
I can't be aggressing you can't be aggressing he can't be aggressing we can't be aggressing you can't be aggressing they can't be aggressing
Perfect
I can't have aggressed you can't have aggressed he can't have aggressed we can't have aggressed you can't have aggressed they can't have aggressed
V-ing perfect
I can't have been aggressing you can't have been aggressing he can't have been aggressing we can't have been aggressing you can't have been aggressing they can't have been aggressing
Interrogative form
Simple form
can I aggress? can you aggress? can he aggress? can we aggress? can you aggress? can they aggress?
V-ing form
can I be aggressing? can you be aggressing? can he be aggressing? can we be aggressing? can you be aggressing? can they be aggressing?
Perfect
can I have aggressed? can you have aggressed? can he have aggressed? can we have aggressed? can you have aggressed? can they have aggressed?
V-ing perfect
can I have been aggressing? can you have been aggressing? can he have been aggressing? can we have been aggressing? can you have been aggressing? can they have been aggressing?
Interro-negative form
Simple form
can't I aggress? can't you aggress? can't he aggress? can't we aggress? can't you aggress? can't they aggress?
V-ing form
can't I be aggressing? can't you be aggressing? can't he be aggressing? can't we be aggressing? can't you be aggressing? can't they be aggressing?
Perfect
can't I have aggressed? can't you have aggressed? can't he have aggressed? can't we have aggressed? can't you have aggressed? can't they have aggressed?
V-ing perfect
can't I have been aggressing? can't you have been aggressing? can't he have been aggressing? can't we have been aggressing? can't you have been aggressing? can't they have been aggressing?