I can ear you can ear she can ear we can ear you can ear they can ear
V-ing form
I can be earing you can be earing she can be earing we can be earing you can be earing they can be earing
Perfect
I can have eared you can have eared she can have eared we can have eared you can have eared they can have eared
V-ing perfect
I can have been earing you can have been earing she can have been earing we can have been earing you can have been earing they can have been earing
Negation
Simple form
I can't ear you can't ear she can't ear we can't ear you can't ear they can't ear
V-ing form
I can't be earing you can't be earing she can't be earing we can't be earing you can't be earing they can't be earing
Perfect
I can't have eared you can't have eared she can't have eared we can't have eared you can't have eared they can't have eared
V-ing perfect
I can't have been earing you can't have been earing she can't have been earing we can't have been earing you can't have been earing they can't have been earing
Interrogative form
Simple form
can I ear? can you ear? can she ear? can we ear? can you ear? can they ear?
V-ing form
can I be earing? can you be earing? can she be earing? can we be earing? can you be earing? can they be earing?
Perfect
can I have eared? can you have eared? can she have eared? can we have eared? can you have eared? can they have eared?
V-ing perfect
can I have been earing? can you have been earing? can she have been earing? can we have been earing? can you have been earing? can they have been earing?
Interro-negative form
Simple form
can't I ear? can't you ear? can't she ear? can't we ear? can't you ear? can't they ear?
V-ing form
can't I be earing? can't you be earing? can't she be earing? can't we be earing? can't you be earing? can't they be earing?
Perfect
can't I have eared? can't you have eared? can't she have eared? can't we have eared? can't you have eared? can't they have eared?
V-ing perfect
can't I have been earing? can't you have been earing? can't she have been earing? can't we have been earing? can't you have been earing? can't they have been earing?