I can languish you can languish she can languish we can languish you can languish they can languish
V-ing form
I can be languishing you can be languishing she can be languishing we can be languishing you can be languishing they can be languishing
Perfect
I can have languished you can have languished she can have languished we can have languished you can have languished they can have languished
V-ing perfect
I can have been languishing you can have been languishing she can have been languishing we can have been languishing you can have been languishing they can have been languishing
Negation
Simple form
I can't languish you can't languish she can't languish we can't languish you can't languish they can't languish
V-ing form
I can't be languishing you can't be languishing she can't be languishing we can't be languishing you can't be languishing they can't be languishing
Perfect
I can't have languished you can't have languished she can't have languished we can't have languished you can't have languished they can't have languished
V-ing perfect
I can't have been languishing you can't have been languishing she can't have been languishing we can't have been languishing you can't have been languishing they can't have been languishing
Interrogative form
Simple form
can I languish? can you languish? can she languish? can we languish? can you languish? can they languish?
V-ing form
can I be languishing? can you be languishing? can she be languishing? can we be languishing? can you be languishing? can they be languishing?
Perfect
can I have languished? can you have languished? can she have languished? can we have languished? can you have languished? can they have languished?
V-ing perfect
can I have been languishing? can you have been languishing? can she have been languishing? can we have been languishing? can you have been languishing? can they have been languishing?
Interro-negative form
Simple form
can't I languish? can't you languish? can't she languish? can't we languish? can't you languish? can't they languish?
V-ing form
can't I be languishing? can't you be languishing? can't she be languishing? can't we be languishing? can't you be languishing? can't they be languishing?
Perfect
can't I have languished? can't you have languished? can't she have languished? can't we have languished? can't you have languished? can't they have languished?
V-ing perfect
can't I have been languishing? can't you have been languishing? can't she have been languishing? can't we have been languishing? can't you have been languishing? can't they have been languishing?