I can hearten you can hearten he can hearten we can hearten you can hearten they can hearten
V-ing form
I can be heartening you can be heartening he can be heartening we can be heartening you can be heartening they can be heartening
Perfect
I can have heartened you can have heartened he can have heartened we can have heartened you can have heartened they can have heartened
V-ing perfect
I can have been heartening you can have been heartening he can have been heartening we can have been heartening you can have been heartening they can have been heartening
Negation
Simple form
I can't hearten you can't hearten he can't hearten we can't hearten you can't hearten they can't hearten
V-ing form
I can't be heartening you can't be heartening he can't be heartening we can't be heartening you can't be heartening they can't be heartening
Perfect
I can't have heartened you can't have heartened he can't have heartened we can't have heartened you can't have heartened they can't have heartened
V-ing perfect
I can't have been heartening you can't have been heartening he can't have been heartening we can't have been heartening you can't have been heartening they can't have been heartening
Interrogative form
Simple form
can I hearten? can you hearten? can he hearten? can we hearten? can you hearten? can they hearten?
V-ing form
can I be heartening? can you be heartening? can he be heartening? can we be heartening? can you be heartening? can they be heartening?
Perfect
can I have heartened? can you have heartened? can he have heartened? can we have heartened? can you have heartened? can they have heartened?
V-ing perfect
can I have been heartening? can you have been heartening? can he have been heartening? can we have been heartening? can you have been heartening? can they have been heartening?
Interro-negative form
Simple form
can't I hearten? can't you hearten? can't he hearten? can't we hearten? can't you hearten? can't they hearten?
V-ing form
can't I be heartening? can't you be heartening? can't he be heartening? can't we be heartening? can't you be heartening? can't they be heartening?
Perfect
can't I have heartened? can't you have heartened? can't he have heartened? can't we have heartened? can't you have heartened? can't they have heartened?
V-ing perfect
can't I have been heartening? can't you have been heartening? can't he have been heartening? can't we have been heartening? can't you have been heartening? can't they have been heartening?