I can ridicule you can ridicule he can ridicule we can ridicule you can ridicule they can ridicule
V-ing form
I can be ridiculing you can be ridiculing he can be ridiculing we can be ridiculing you can be ridiculing they can be ridiculing
Perfect
I can have ridiculed you can have ridiculed he can have ridiculed we can have ridiculed you can have ridiculed they can have ridiculed
V-ing perfect
I can have been ridiculing you can have been ridiculing he can have been ridiculing we can have been ridiculing you can have been ridiculing they can have been ridiculing
Negation
Simple form
I can't ridicule you can't ridicule he can't ridicule we can't ridicule you can't ridicule they can't ridicule
V-ing form
I can't be ridiculing you can't be ridiculing he can't be ridiculing we can't be ridiculing you can't be ridiculing they can't be ridiculing
Perfect
I can't have ridiculed you can't have ridiculed he can't have ridiculed we can't have ridiculed you can't have ridiculed they can't have ridiculed
V-ing perfect
I can't have been ridiculing you can't have been ridiculing he can't have been ridiculing we can't have been ridiculing you can't have been ridiculing they can't have been ridiculing
Interrogative form
Simple form
can I ridicule? can you ridicule? can he ridicule? can we ridicule? can you ridicule? can they ridicule?
V-ing form
can I be ridiculing? can you be ridiculing? can he be ridiculing? can we be ridiculing? can you be ridiculing? can they be ridiculing?
Perfect
can I have ridiculed? can you have ridiculed? can he have ridiculed? can we have ridiculed? can you have ridiculed? can they have ridiculed?
V-ing perfect
can I have been ridiculing? can you have been ridiculing? can he have been ridiculing? can we have been ridiculing? can you have been ridiculing? can they have been ridiculing?
Interro-negative form
Simple form
can't I ridicule? can't you ridicule? can't he ridicule? can't we ridicule? can't you ridicule? can't they ridicule?
V-ing form
can't I be ridiculing? can't you be ridiculing? can't he be ridiculing? can't we be ridiculing? can't you be ridiculing? can't they be ridiculing?
Perfect
can't I have ridiculed? can't you have ridiculed? can't he have ridiculed? can't we have ridiculed? can't you have ridiculed? can't they have ridiculed?
V-ing perfect
can't I have been ridiculing? can't you have been ridiculing? can't he have been ridiculing? can't we have been ridiculing? can't you have been ridiculing? can't they have been ridiculing?