I can abuse you can abuse he can abuse we can abuse you can abuse they can abuse
V-ing form
I can be abusing you can be abusing he can be abusing we can be abusing you can be abusing they can be abusing
Perfect
I can have abused you can have abused he can have abused we can have abused you can have abused they can have abused
V-ing perfect
I can have been abusing you can have been abusing he can have been abusing we can have been abusing you can have been abusing they can have been abusing
Negation
Simple form
I can't abuse you can't abuse he can't abuse we can't abuse you can't abuse they can't abuse
V-ing form
I can't be abusing you can't be abusing he can't be abusing we can't be abusing you can't be abusing they can't be abusing
Perfect
I can't have abused you can't have abused he can't have abused we can't have abused you can't have abused they can't have abused
V-ing perfect
I can't have been abusing you can't have been abusing he can't have been abusing we can't have been abusing you can't have been abusing they can't have been abusing
Interrogative form
Simple form
can I abuse? can you abuse? can he abuse? can we abuse? can you abuse? can they abuse?
V-ing form
can I be abusing? can you be abusing? can he be abusing? can we be abusing? can you be abusing? can they be abusing?
Perfect
can I have abused? can you have abused? can he have abused? can we have abused? can you have abused? can they have abused?
V-ing perfect
can I have been abusing? can you have been abusing? can he have been abusing? can we have been abusing? can you have been abusing? can they have been abusing?
Interro-negative form
Simple form
can't I abuse? can't you abuse? can't he abuse? can't we abuse? can't you abuse? can't they abuse?
V-ing form
can't I be abusing? can't you be abusing? can't he be abusing? can't we be abusing? can't you be abusing? can't they be abusing?
Perfect
can't I have abused? can't you have abused? can't he have abused? can't we have abused? can't you have abused? can't they have abused?
V-ing perfect
can't I have been abusing? can't you have been abusing? can't he have been abusing? can't we have been abusing? can't you have been abusing? can't they have been abusing?