I can share you can share she can share we can share you can share they can share
V-ing form
I can be sharing you can be sharing she can be sharing we can be sharing you can be sharing they can be sharing
Perfect
I can have shared you can have shared she can have shared we can have shared you can have shared they can have shared
V-ing perfect
I can have been sharing you can have been sharing she can have been sharing we can have been sharing you can have been sharing they can have been sharing
Negation
Simple form
I can't share you can't share she can't share we can't share you can't share they can't share
V-ing form
I can't be sharing you can't be sharing she can't be sharing we can't be sharing you can't be sharing they can't be sharing
Perfect
I can't have shared you can't have shared she can't have shared we can't have shared you can't have shared they can't have shared
V-ing perfect
I can't have been sharing you can't have been sharing she can't have been sharing we can't have been sharing you can't have been sharing they can't have been sharing
Interrogative form
Simple form
can I share? can you share? can she share? can we share? can you share? can they share?
V-ing form
can I be sharing? can you be sharing? can she be sharing? can we be sharing? can you be sharing? can they be sharing?
Perfect
can I have shared? can you have shared? can she have shared? can we have shared? can you have shared? can they have shared?
V-ing perfect
can I have been sharing? can you have been sharing? can she have been sharing? can we have been sharing? can you have been sharing? can they have been sharing?
Interro-negative form
Simple form
can't I share? can't you share? can't she share? can't we share? can't you share? can't they share?
V-ing form
can't I be sharing? can't you be sharing? can't she be sharing? can't we be sharing? can't you be sharing? can't they be sharing?
Perfect
can't I have shared? can't you have shared? can't she have shared? can't we have shared? can't you have shared? can't they have shared?
V-ing perfect
can't I have been sharing? can't you have been sharing? can't she have been sharing? can't we have been sharing? can't you have been sharing? can't they have been sharing?