I can contradistinguish you can contradistinguish he can contradistinguish we can contradistinguish you can contradistinguish they can contradistinguish
V-ing form
I can be contradistinguishing you can be contradistinguishing he can be contradistinguishing we can be contradistinguishing you can be contradistinguishing they can be contradistinguishing
Perfect
I can have contradistinguished you can have contradistinguished he can have contradistinguished we can have contradistinguished you can have contradistinguished they can have contradistinguished
V-ing perfect
I can have been contradistinguishing you can have been contradistinguishing he can have been contradistinguishing we can have been contradistinguishing you can have been contradistinguishing they can have been contradistinguishing
Negation
Simple form
I can't contradistinguish you can't contradistinguish he can't contradistinguish we can't contradistinguish you can't contradistinguish they can't contradistinguish
V-ing form
I can't be contradistinguishing you can't be contradistinguishing he can't be contradistinguishing we can't be contradistinguishing you can't be contradistinguishing they can't be contradistinguishing
Perfect
I can't have contradistinguished you can't have contradistinguished he can't have contradistinguished we can't have contradistinguished you can't have contradistinguished they can't have contradistinguished
V-ing perfect
I can't have been contradistinguishing you can't have been contradistinguishing he can't have been contradistinguishing we can't have been contradistinguishing you can't have been contradistinguishing they can't have been contradistinguishing
Interrogative form
Simple form
can I contradistinguish? can you contradistinguish? can he contradistinguish? can we contradistinguish? can you contradistinguish? can they contradistinguish?
V-ing form
can I be contradistinguishing? can you be contradistinguishing? can he be contradistinguishing? can we be contradistinguishing? can you be contradistinguishing? can they be contradistinguishing?
Perfect
can I have contradistinguished? can you have contradistinguished? can he have contradistinguished? can we have contradistinguished? can you have contradistinguished? can they have contradistinguished?
V-ing perfect
can I have been contradistinguishing? can you have been contradistinguishing? can he have been contradistinguishing? can we have been contradistinguishing? can you have been contradistinguishing? can they have been contradistinguishing?
Interro-negative form
Simple form
can't I contradistinguish? can't you contradistinguish? can't he contradistinguish? can't we contradistinguish? can't you contradistinguish? can't they contradistinguish?
V-ing form
can't I be contradistinguishing? can't you be contradistinguishing? can't he be contradistinguishing? can't we be contradistinguishing? can't you be contradistinguishing? can't they be contradistinguishing?
Perfect
can't I have contradistinguished? can't you have contradistinguished? can't he have contradistinguished? can't we have contradistinguished? can't you have contradistinguished? can't they have contradistinguished?
V-ing perfect
can't I have been contradistinguishing? can't you have been contradistinguishing? can't he have been contradistinguishing? can't we have been contradistinguishing? can't you have been contradistinguishing? can't they have been contradistinguishing?